White cell line with no granules visible under microscope
The largest artery of the body, directly exiting the heart
Cells that supply nutrients to neurons and maintain the electrochemical environment of the nervous system.
Collecting areas for blood returning to heart
Diseases in which the immune system attacks the body's own tissues
Regulates automatic, unconscious functions of body
White cells that produce antibodies (as plasma cells)
Single or multicellular bacterial organisms, capable of autonomous replication
White cells of unknown function; possibly become mast cells (involved in allergies and inflammatory reactions)
An uncontrolled proliferation of cells not capable of spreading beyond its own local region
Blood tissue, including red and white blood cells
Bone tissue - provides structural framework for body with high compressive strength
The primary information processor of the body
"Helper T cells" - Regulatory cells of the immune system
"Cytotoxic T cells" - destroy virus-infected cells
Organ system involved in the distribution of blood
Tough tissue that connects bones and gives form to many of the soft structures of the body
The main processing component of the nervous system
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
Tissues originating from mesoderm and performing a structural or connective function between other tissues
Nerves originating from brain and brainstem
Organ system functioning in the absorption of food
Conduit for sperm from epididymis to penis
Site of initial digestion of and most absorption from food
The outer layer of cells in the early embryo
Tissues existing in the early embryonic stages of development
Organ system involved in hormonal regulation
Diseases characterized by abnormal hormonal regulation
The inner layer of cells in the early embryo
Supports fetus by supplying blood/nutrients (implantation site for placenta)
White cells that function in fighting parasitic infections
Cells that line the ventricles of the braina dn produce cerebrospinal-fluid
Tissue lining body structures and forming glands
Red blood cells - carry oxygen to body tissues
Fungal microorganisms, capable of autonomous replication
Inborn errors of metabolism and other conditions caused by missing or damaged genes
Diseases caused by errors in inherited genetic material
White cell line with granules visible under microscope
Hamartomas and malformations are normal tissue growing in a disorganized fashion
Any foreign agent that causes disease in a human
Organ system involved in generating blood and immune cells
Special vein draining the intestines directly to the liver rather than to the heart
Branch off vena cava; drains primarily legs
Diseases caused by the presence of foreign microorganisms
Organ system providing a barrier between the body and external agents - maintains a proper internal environment
Tumors classified as low-grade malignancies
Muscular division between the ventricles
Filters blood and maintains fluid and electrolyte balance
Stronger ventricle of heart - pumps oxygenated blood to the body
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
Large gland that processes nutrients from intestines, produces many blood proteins, destroys toxins in blood, maintains energy supply of body
Gas exchange location - allows close contact between blood and air
Filter sites where lymphocytes (white blood cells) sample body fluids
Organ system draining and filtering fluid from the body
Vessels that carry lymph (bodily fluids) back to the blood
Large supportive cells of the nervous system
An uncontrolled proliferation of cells capable of spreading or that has spread beyond the region where it originated. Also known as cancer.
The middle layer of cells in the early embryo
Valve between left atrium and left ventricle
White cells destined to become macrophages, which "eat" pathogens
Tissue forming muscles - capable of generating movement of body structures
Organ system providing structural support for and large-scale movement for the body
Natural killer cells thought to destroy cancerous cells
Warms and moistens air on way to lungs; contains olfactory organ as well
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.
Organ system providing control and coordination for the body
Functional (information-processing) cells of the nervous system
Fast-response white blood cells that "eat" pathogens
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)
A system of organs grouped by common function
Diseases specific to organ systems and their unique structures
Develop ova (eggs) and produce estrogen and progesterone
Organisms incapable of survival without a host
Infection by parasites such as worms and trypanosomes
"Germs" -- foreign microorganisms capable of causing disease
The nerves that carry commands to body parts
Treatment using drugs (pharmaceutical agents)
Treatment using physical manipulation and exercises
Small gland involved in regulation of sleep
Master endocrine gland - regulates many hormones/body functions including reproduction and fluid balance
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.
Disease caused by abnormal proteins that induce similar abnormal changes in other proteins. "Infection" is a loose label here.
Treatment using couseling and behavioral exercises
Valve between right ventricle and pulmonary artery
Carries newly oxygenated blood from the lungs to the heart
Glia used to guide neurons during development
Physical radiation causing damage to cells or DNA
Storage of digestive wastes for expulsion
Organ system providing reproductive functions for the organism. i.e. makes babies.
Organ system involved in gas exchange - taking in oxygen and removing carbon dioxide
Weaker ventricle of heart - pumps deoxygenated blood to the lungs
Produce saliva; begins digestion of complex sugars
Supportive cells found in some parts of the nervous system
Cells that produce the myelin sheath in the peripheral nervous system (speeds nerve conduction)
Muscle cells of skeletal muscle - those that execute voluntary movement of the skeleton
Muscle cells of smooth muscle - found in digestive tract and blood vessels, execute involuntary movement
DIvision responsible for conscious movement and sensation
Transmits information to and from the brain and executes various reflex actions
Produces blood cells early in development; immune filter for blood in adulthood
Storage area for food; kills infectious agents; begins digestion of protein
Produce several hormones including cortisol and epinephrine
White cells involved in regulation of the immune system and destruction of virus-infected cells
Temperature extremes capable of damaging tissue
Largest lymphatic vessel - drains to left subclavian vein
A collection of cells organized by a common function
Interventions used by physicians to combat disease
Valve between right atrium and right ventricle
Conduit for urine from bladder to exterior
Organ system primarily responsible for maintaining the proper chemical environment within the body
Valves are essential to the pump operation of the heart -- force blood to flow in one direction
Malformations of blood vessels that produce dark red areas on the skin and can occur in other organs as well.
Largest vein of body returning directly to the heart
An artifact of the development of the brain, fluid-filled passages within the brain
Packaged genetic material capable of reproducing only by hijacking the machinery of a host cell.