Fat tissue
type: Class
subclass of: Tissues originating from mesoderm and performing a structural or connective function between other tissues

White cell line with no granules visible under microscope
type: Class
subclass of: White blood cells - these have an immune function
disjoint with: White cell line with granules visible under microscope

Exit point for digestive system
type: Class
subclass of: Organ system functioning in the absorption of food

The largest artery of the body, directly exiting the heart
type: Class
subclass of: Carries blood outgoing from the heart

Valve between left ventricle and aorta
type: Class
subclass of: Valves are essential to the pump operation of the heart -- force blood to flow in one direction

Carries blood outgoing from the heart
type: Class
subclass of: Organ system involved in the distribution of blood
disjoint with: Carries blood returning to the heart

Cells that supply nutrients to neurons and maintain the electrochemical environment of the nervous system.
type: Class
subclass of: Large supportive cells of the nervous system

Collecting areas for blood returning to heart
type: Class
subclass of: Pumps blood

AutoimmuneDisorder
type: Class
subclass of: Disease
comment: Diseases in which the immune system attacks the body's own tissues

Regulates automatic, unconscious functions of body
type: Class
subclass of: The nerves that carry commands to body parts
disjoint with: DIvision responsible for conscious movement and sensation

Supplies arm
type: Class
subclass of: Carries blood outgoing from the heart

White cells that produce antibodies (as plasma cells)
type: Class
subclass of: White cells of the lymphatic lineage
disjoint with: White cells involved in regulation of the immune system and destruction of virus-infected cells

BacterialInfection
type: Class
subclass of: Infection
comment: Infection by bacteria

Single or multicellular bacterial organisms, capable of autonomous replication
type: Class
subclass of: "Germs" -- foreign microorganisms capable of causing disease

White cells of unknown function; possibly become mast cells (involved in allergies and inflammatory reactions)
type: Class
subclass of: White cell line with granules visible under microscope

BenignNeoplasm
type: Class
subclass of: Tumor
disjoint with: MalignantNeoplasm
comment: An uncontrolled proliferation of cells not capable of spreading beyond its own local region

Stores urine
type: Class
subclass of: Organ system primarily responsible for maintaining the proper chemical environment within the body

Blood tissue, including red and white blood cells
type: Class
subclass of: Tissues originating from mesoderm and performing a structural or connective function between other tissues

Bone tissue - provides structural framework for body with high compressive strength
type: Class
subclass of: Tissues originating from mesoderm and performing a structural or connective function between other tissues

Produces blood cells in adulthood
type: Class
subclass of: Organ system involved in generating blood and immune cells

Structural support for body
type: Class
subclass of: Organ system providing structural support for and large-scale movement for the body

Supplies arm
type: Class
subclass of: Carries blood outgoing from the heart

The primary information processor of the body
type: Class
subclass of: The main processing component of the nervous system
disjoint with: Transmits information to and from the brain and executes various reflex actions

Low-level processing
type: Class
subclass of: The primary information processor of the body

Air conduits into lungs
type: Class
subclass of: The respiratory tract below the larynx

"Helper T cells" - Regulatory cells of the immune system
type: Class
subclass of: White cells involved in regulation of the immune system and destruction of virus-infected cells

"Cytotoxic T cells" - destroy virus-infected cells
type: Class
subclass of: White cells involved in regulation of the immune system and destruction of virus-infected cells

Muscle cells of the heart
type: Class
subclass of: Tissue forming muscles - capable of generating movement of body structures

Organ system involved in the distribution of blood
type: Class
subclass of: A system of organs grouped by common function

Supplies much of brain
type: Class
subclass of: Carries blood outgoing from the heart

Tough tissue that connects bones and gives form to many of the soft structures of the body
type: Class
subclass of: Tissues originating from mesoderm and performing a structural or connective function between other tissues

The main processing component of the nervous system
type: Class
subclass of: Organ system providing control and coordination for the body
disjoint with: The nerves that carry commands to body parts

Movement refinement
type: Class
subclass of: The primary information processor of the body

High-level processing component
type: Class
subclass of: The primary information processor of the body

Boundary between uterus and vagina
type: Class
subclass of: Female reproductive organs

ChomosomalDisorder
type: Class
subclass of: GeneticDisease
comment: Diseases caused by genetic defects on the chromosomal level -- missing or extra chromosomes or large portions of chromosomes.

Recovers liquid and salt from digestive wastes
type: Class
subclass of: Organ system functioning in the absorption of food

Tissues originating from mesoderm and performing a structural or connective function between other tissues
type: Class
subclass of: AdultTissue

Nerves originating from brain and brainstem
type: Class
subclass of: PeripheralNerves
disjoint with: Nerves originating from spinal cord

A small reservoir in the thoracic duct
type: Class
subclass of: Vessels that carry lymph (bodily fluids) back to the blood

Inner layer of skin
type: Class
subclass of: Barrier to harmful agents

Expands lungs to pull in air
type: Class
subclass of: Organ system involved in gas exchange - taking in oxygen and removing carbon dioxide

Organ system functioning in the absorption of food
type: Class
subclass of: A system of organs grouped by common function

Conduit for sperm from epididymis to penis
type: Class
subclass of: Male reproductive organs

Site of initial digestion of and most absorption from food
type: Class
subclass of: Organ system functioning in the absorption of food

The outer layer of cells in the early embryo
type: Class
subclass of: Tissues existing in the early embryonic stages of development

Tissues existing in the early embryonic stages of development
type: Class
subclass of: A collection of cells organized by a common function

Organ system involved in hormonal regulation
type: Class
subclass of: A system of organs grouped by common function

EndocrineDisease
type: Class
subclass of: Disease
comment: Diseases characterized by abnormal hormonal regulation

The inner layer of cells in the early embryo
type: Class
subclass of: Tissues existing in the early embryonic stages of development

Supports fetus by supplying blood/nutrients (implantation site for placenta)
type: Class
subclass of: Gestational site for fetus
disjoint with: Muscular wall of uterus expels baby

Harmful physical agents
type: Class
subclass of: Any foreign agent that causes disease in a human

White cells that function in fighting parasitic infections
type: Class
subclass of: White cell line with granules visible under microscope

Cells that line the ventricles of the braina dn produce cerebrospinal-fluid
type: Class
subclass of: Large supportive cells of the nervous system

Outer layer of skin
type: Class
subclass of: Barrier to harmful agents

Stores sperm
type: Class
subclass of: Male reproductive organs

Tissue lining body structures and forming glands
type: Class
subclass of: AdultTissue

Red blood cells - carry oxygen to body tissues
type: Class
subclass of: Blood tissue, including red and white blood cells

Transfers food from mouth to stomach
type: Class
subclass of: Organ system functioning in the absorption of food

Female reproductive organs
type: Class
subclass of: Organ system providing reproductive functions for the organism. i.e. makes babies.
disjoint with: Male reproductive organs

Supplies legs
type: Class
subclass of: Carries blood outgoing from the heart

FungalInfection
type: Class
subclass of: Infection
comment: Infection by fungi

Fungal microorganisms, capable of autonomous replication
type: Class
subclass of: "Germs" -- foreign microorganisms capable of causing disease

Stores bile
type: Class
subclass of: Organ system functioning in the absorption of food

GeneDeficiencyDisorder
type: Class
subclass of: GeneticDisease
comment: Inborn errors of metabolism and other conditions caused by missing or damaged genes

GeneticDisease
type: Class
subclass of: Disease
comment: Diseases caused by errors in inherited genetic material

Supportive cells of the nervous system
type: Class
subclass of: Tissue forming nerves and neural structures like the brain and spinal cord, used for coordinating bodily functions.
disjoint with: Functional (information-processing) cells of the nervous system

White cell line with granules visible under microscope
type: Class
subclass of: White blood cells - these have an immune function

Connective tissue covering intestines
type: Class
subclass of: Organ system functioning in the absorption of food

HamartomaOrMalformation
type: Class
subclass of: Neoplasia
comment: Hamartomas and malformations are normal tissue growing in a disorganized fashion

Any foreign agent that causes disease in a human
type: Class
subclass of: Thing

Pumps blood
type: Class
label: Feeds right ventricle
subclass of: Organ system involved in the distribution of blood

Organ system involved in generating blood and immune cells
type: Class
subclass of: A system of organs grouped by common function

Supplies liver
type: Class
subclass of: Carries blood outgoing from the heart

Special vein draining the intestines directly to the liver rather than to the heart
type: Class
subclass of: Carries blood returning to the heart

Second part of small intestine
type: Class
subclass of: Organ system functioning in the absorption of food

Branch off aorta heading to legs
type: Class
subclass of: Carries blood outgoing from the heart

Branch off vena cava; drains primarily legs
type: Class
subclass of: Carries blood returning to the heart

Infection
type: Class
subclass of: Disease
comment: Diseases caused by the presence of foreign microorganisms

Organ system providing a barrier between the body and external agents - maintains a proper internal environment
type: Class
subclass of: A system of organs grouped by common function

IntermediateGradeNeoplasm
type: Class
subclass of: Tumor
comment: Tumors classified as low-grade malignancies

Drains brain
type: Class
subclass of: Carries blood returning to the heart
disjoint with: Largest vein of body returning directly to the heart

Muscular division between the ventricles
type: Class
subclass of: Pumps blood

First part of small intestine
type: Class
subclass of: Organ system functioning in the absorption of food

Filters blood and maintains fluid and electrolyte balance
type: Class
subclass of: Organ system primarily responsible for maintaining the proper chemical environment within the body

"Voicebox" - location of vocal cords
type: Class
subclass of: Respiratory tract above the larynx

Feeds left ventricle
type: Class
subclass of: Collecting areas for blood returning to heart
disjoint with: Feeds right ventricle

Stronger ventricle of heart - pumps oxygenated blood to the body
type: Class
subclass of: Ventricles
disjoint with: Weaker ventricle of heart - pumps deoxygenated blood to the lungs

LeukemiaAndLymphoma
type: Class
subclass of: Tumor
comment: A lymphoma is a benign tumor of lymphoid cells (including B and T cells). Leukemia is a malignancy of any white blood cell. Many lymphomas can become leukemias.

White blood cells - these have an immune function
type: Class
subclass of: Blood tissue, including red and white blood cells

Hold bones together
type: Class
subclass of: Organ system providing structural support for and large-scale movement for the body

Large gland that processes nutrients from intestines, produces many blood proteins, destroys toxins in blood, maintains energy supply of body
type: Class
subclass of: Organ system functioning in the absorption of food

The respiratory tract below the larynx
type: Class
subclass of: Organ system involved in gas exchange - taking in oxygen and removing carbon dioxide

Gas exchange location - allows close contact between blood and air
type: Class
subclass of: The respiratory tract below the larynx

Filter sites where lymphocytes (white blood cells) sample body fluids
type: Class
subclass of: Organ system draining and filtering fluid from the body

Organ system draining and filtering fluid from the body
type: Class
subclass of: A system of organs grouped by common function

Vessels that carry lymph (bodily fluids) back to the blood
type: Class
subclass of: Organ system draining and filtering fluid from the body

White cells of the lymphatic lineage
type: Class
subclass of: White cell line with no granules visible under microscope
disjoint with: White cells destined to become macrophages, which "eat" pathogens

Large supportive cells of the nervous system
type: Class
subclass of: Supportive cells of the nervous system
disjoint with: Macrophages of the nervous system

Male reproductive organs
type: Class
subclass of: Organ system providing reproductive functions for the organism. i.e. makes babies.

MalignantNeoplasm
type: Class
subclass of: Tumor
comment: An uncontrolled proliferation of cells capable of spreading or that has spread beyond the region where it originated. Also known as cancer.

Connective tissue supporting intestines
type: Class
subclass of: Organ system functioning in the absorption of food

The middle layer of cells in the early embryo
type: Class
subclass of: Tissues existing in the early embryonic stages of development

Macrophages of the nervous system
type: Class
subclass of: Supportive cells of the nervous system

Low-level processing
type: Class
subclass of: The primary information processor of the body

Valve between left atrium and left ventricle
type: Class
subclass of: Valves are essential to the pump operation of the heart -- force blood to flow in one direction

White cells destined to become macrophages, which "eat" pathogens
type: Class
subclass of: White cell line with no granules visible under microscope

Tissue forming muscles - capable of generating movement of body structures
type: Class
subclass of: AdultTissue

Organ system providing structural support for and large-scale movement for the body
type: Class
subclass of: A system of organs grouped by common function

Muscular wall of uterus expels baby
type: Class
subclass of: Gestational site for fetus

Natural killer cells thought to destroy cancerous cells
type: Class
subclass of: White cells of the lymphatic lineage

Warms and moistens air on way to lungs; contains olfactory organ as well
type: Class
subclass of: Respiratory tract above the larynx

Neoplasia
type: Class
subclass of: Disease
comment: Neoplasia is an abnormal proliferation of cells, including benign and malignant tumors (cancers).

Tissue forming nerves and neural structures like the brain and spinal cord, used for coordinating bodily functions.
type: Class
subclass of: AdultTissue

Organ system providing control and coordination for the body
type: Class
subclass of: A system of organs grouped by common function

Functional (information-processing) cells of the nervous system
type: Class
subclass of: Tissue forming nerves and neural structures like the brain and spinal cord, used for coordinating bodily functions.

Fast-response white blood cells that "eat" pathogens
type: Class
subclass of: White cell line with granules visible under microscope

NutritionalDisease
type: Class
subclass of: Disease
comment: A disease caused by malnutrition, such as vitamin or calorie deficiency.

Cells that produce the myelin sheath in the central nervous system (speeds nerve conduction)
type: Class
subclass of: Large supportive cells of the nervous system

A system of organs grouped by common function
type: Class
subclass of: Thing

OrganSystemDisease
type: Class
subclass of: Disease
comment: Diseases specific to organ systems and their unique structures

Develop ova (eggs) and produce estrogen and progesterone
type: Class
subclass of: Female reproductive organs

Produces digestive enzymes and insulin
type: Class
subclass of: Organ system functioning in the absorption of food
subclass of: Organ system involved in hormonal regulation

Organisms incapable of survival without a host
type: Class
subclass of: "Germs" -- foreign microorganisms capable of causing disease

Infection by parasites such as worms and trypanosomes
type: Class
subclass of: Infection

Involved in relaxed, feeding response
type: Class
subclass of: Regulates automatic, unconscious functions of body
disjoint with: Involved in fight-or-flight response

Regulate calcium levels of body
type: Class
subclass of: Organ system involved in hormonal regulation

"Germs" -- foreign microorganisms capable of causing disease
type: Class
subclass of: Any foreign agent that causes disease in a human

Transfers sperm to female; expels urine
type: Class
subclass of: Male reproductive organs

The nerves that carry commands to body parts
type: Class
subclass of: Organ system providing control and coordination for the body

Treatment using drugs (pharmaceutical agents)
type: Class
subclass of: Interventions used by physicians to combat disease
disjoint with: Treatment using surgical intervention

Roughly, "throat"
type: Class
subclass of: Respiratory tract above the larynx

Treatment using physical manipulation and exercises
type: Class
subclass of: Interventions used by physicians to combat disease

Small gland involved in regulation of sleep
type: Class
subclass of: Organ system involved in hormonal regulation

Master endocrine gland - regulates many hormones/body functions including reproduction and fluid balance
type: Class
subclass of: Organ system involved in hormonal regulation

PrimaryCardiacRhabdomyoma
type: Class
subclass of: HamartomaOrMalformation
comment: A tumor of heart muscle thought to be more of a hamartoma

Abnormal proteins capable of "reproducing" themselves by inducing normal proteins to take on the same abnormal conformation.
type: Class
subclass of: "Germs" -- foreign microorganisms capable of causing disease

Disease caused by abnormal proteins that induce similar abnormal changes in other proteins. "Infection" is a loose label here.
type: Class
subclass of: Infection

Treatment using couseling and behavioral exercises
type: Class
subclass of: Interventions used by physicians to combat disease

Carries deoxygenated blood to the lungs
type: Class
subclass of: Carries blood outgoing from the heart

Valve between right ventricle and pulmonary artery
type: Class
subclass of: Valves are essential to the pump operation of the heart -- force blood to flow in one direction

Carries newly oxygenated blood from the lungs to the heart
type: Class
subclass of: Carries blood returning to the heart

Glia used to guide neurons during development
type: Class
subclass of: Large supportive cells of the nervous system

Physical radiation causing damage to cells or DNA
type: Class
subclass of: Harmful physical agents

Storage of digestive wastes for expulsion
type: Class
subclass of: Organ system functioning in the absorption of food

Supplies kidneys
type: Class
subclass of: Carries blood outgoing from the heart

Drains kidneys
type: Class
subclass of: Carries blood returning to the heart

Organ system providing reproductive functions for the organism. i.e. makes babies.
type: Class
subclass of: A system of organs grouped by common function

Organ system involved in gas exchange - taking in oxygen and removing carbon dioxide
type: Class
subclass of: A system of organs grouped by common function

Feeds right ventricle
type: Class
subclass of: Collecting areas for blood returning to heart

Weaker ventricle of heart - pumps deoxygenated blood to the lungs
type: Class
subclass of: Ventricles

Produce saliva; begins digestion of complex sugars
type: Class
subclass of: Organ system functioning in the absorption of food

Supportive cells found in some parts of the nervous system
type: Class
subclass of: Large supportive cells of the nervous system

Cells that produce the myelin sheath in the peripheral nervous system (speeds nerve conduction)
type: Class
subclass of: Large supportive cells of the nervous system

Muscle cells of skeletal muscle - those that execute voluntary movement of the skeleton
type: Class
subclass of: Tissue forming muscles - capable of generating movement of body structures

Produce voluntary skeletal movement
type: Class
subclass of: Organ system providing structural support for and large-scale movement for the body

Barrier to harmful agents
type: Class
subclass of: Organ system providing a barrier between the body and external agents - maintains a proper internal environment

Muscle cells of smooth muscle - found in digestive tract and blood vessels, execute involuntary movement
type: Class
subclass of: Tissue forming muscles - capable of generating movement of body structures

DIvision responsible for conscious movement and sensation
type: Class
subclass of: The nerves that carry commands to body parts

Transmits information to and from the brain and executes various reflex actions
type: Class
subclass of: The main processing component of the nervous system

Nerves originating from spinal cord
type: Class
subclass of: PeripheralNerves

Produces blood cells early in development; immune filter for blood in adulthood
type: Class
subclass of: Organ system involved in generating blood and immune cells

Supplies spleen
type: Class
subclass of: Carries blood outgoing from the heart

Drains spleen
type: Class
subclass of: Carries blood returning to the heart

Storage area for food; kills infectious agents; begins digestion of protein
type: Class
subclass of: Organ system functioning in the absorption of food

Supplies head and arms
type: Class
subclass of: Carries blood outgoing from the heart

Supplies portion of intestines
type: Class
subclass of: Carries blood outgoing from the heart

Produce several hormones including cortisol and epinephrine
type: Class
subclass of: Organ system involved in hormonal regulation

Treatment using surgical intervention
type: Class
subclass of: Interventions used by physicians to combat disease

Involved in fight-or-flight response
type: Class
subclass of: Regulates automatic, unconscious functions of body

White cells involved in regulation of the immune system and destruction of virus-infected cells
type: Class
subclass of: White cells of the lymphatic lineage

Temperature extremes capable of damaging tissue
type: Class
subclass of: Harmful physical agents

Transfers sperm to female; expels urine
type: Class
label: Produce sperm and testosterone
subclass of: Male reproductive organs

Largest lymphatic vessel - drains to left subclavian vein
type: Class
subclass of: Vessels that carry lymph (bodily fluids) back to the blood

Platelets - function in blood clotting
type: Class
subclass of: Blood tissue, including red and white blood cells

"Training" site for T cells
type: Class
subclass of: Organ system draining and filtering fluid from the body

Regulates basic metabolic rate of body
type: Class
subclass of: Organ system involved in hormonal regulation

A collection of cells organized by a common function
type: Class
subclass of: Thing

Harmful chemical agents
type: Class
subclass of: Any foreign agent that causes disease in a human

Air conduit from larynx down to bronchi
type: Class
subclass of: The respiratory tract below the larynx

Interventions used by physicians to combat disease
type: Class
subclass of: Thing

Valve between right atrium and right ventricle
type: Class
subclass of: Valves are essential to the pump operation of the heart -- force blood to flow in one direction

Tumor
type: Class
subclass of: Neoplasia
comment: An uncontrolled proliferation of cells

Respiratory tract above the larynx
type: Class
subclass of: Organ system involved in gas exchange - taking in oxygen and removing carbon dioxide

Transfers urine from kidney to bladder
type: Class
subclass of: Organ system primarily responsible for maintaining the proper chemical environment within the body

Conduit for urine from bladder to exterior
type: Class
subclass of: Organ system primarily responsible for maintaining the proper chemical environment within the body

Organ system primarily responsible for maintaining the proper chemical environment within the body
type: Class
subclass of: A system of organs grouped by common function

Transfer eggs from ovaries to uterus
type: Class
subclass of: Female reproductive organs

Gestational site for fetus
type: Class
subclass of: Female reproductive organs

Valves are essential to the pump operation of the heart -- force blood to flow in one direction
type: Class
subclass of: Pumps blood

VascularEctasias
type: Class
subclass of: HamartomaOrMalformation
comment: Malformations of blood vessels that produce dark red areas on the skin and can occur in other organs as well.

Carries blood returning to the heart
type: Class
subclass of: Organ system involved in the distribution of blood

Largest vein of body returning directly to the heart
type: Class
subclass of: Carries blood returning to the heart

An artifact of the development of the brain, fluid-filled passages within the brain
type: Class
subclass of: The primary information processor of the body

Supplies spinal cord and brain
type: Class
subclass of: Carries blood outgoing from the heart

Infection by viruses
type: Class
subclass of: Infection

Packaged genetic material capable of reproducing only by hijacking the machinery of a host cell.
type: Class
subclass of: "Germs" -- foreign microorganisms capable of causing disease