science terms 11/20
test 11/20
Terms
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- hematology
- study of blood
- endocardium
- layer of the heart wall composed of endothelium and smooth muscle that lines the inside of the heart and covers valves and tendons
- fissure
- a groove, fold, or slit that may be normal or abnormal in the body
- visceral
- pertaining to the organs or to the covering of those organs
- muscle
- an organ composed of one of three types of muscle tissue (cardiac, skeletal, smooth) specialized for contractions to produce voluntary and involuntary movements of parts of the body
- vein
- blood vessel that carries deoxygenated blood from the body back to the heart
- tendon
- white fibrous cord of dense connective tissue that attaches muscle to bone
- ligament
- connective tissue that attaches bone to bone
- leukocyte
- white blood cell
- osteology
- the study of bones
- cranial cavity
- a subdivision of the dorsal body cavity formed by the cranial bones and containing the brain
- secretion
- a fluid that is produced and released from a gland
- viscera
- organs inside the ventral body cavity
- nucleus
- an oval organelle of a cell that contains the hereditary factors of that cell called genes
- dorsal body cavity
- cavity near the dorsal or posterior surface of the body that consists of the cranial cavity and vertebral canal
- membrane
- a thin flexible sheet of tissue composed of connective tissue and epithelium
- collagen
- a protein that is the main organic constituent of connective tissue
- pulmonary
- concerning or affected by the lungs
- abdomino pelvic cavity
- the inferior component of the ventral body cavity that is subdivided into a superior abdominal cavity and an inferior pelvic cavity
- nerve
- a cord-like bundle of nerve fibers found outside the central nervous system that carries impulses
- abdomen
- the area between the diaphram and the pelvis
- adventitia
- the outermost covering of a structure or organ
- insertion
- attachment of a muscle tendon to a moveable bone
- myocardium
- middle layer of the heart wall made of cardiac muscle tissue found between the endocardium and pericardium
- lymphocyte
- a type of white blood cell found in lymph nodes associated with the immune system
- thoracic cavity
- the superior portion of the ventral body cavity that contains the heart and two lungs
- artery
- a blood vessel carrying oxygenated blood away from the heart toward the body
- venule
- a vessel that carries blood from a capillary to a vein
- hemoglobin
- a substance in red blood cells consisting of the protein globin, iron, and the red pigment heme
- pelvis
- the basin-like structure formed by the two hip bones, the sacrum and coccyx bone
- zygote
- the single cell resulting from the union of a male and female gamete (the fertilized ovum)
- aorta
- the main systemic trunk of the arterial system that emerges from the left ventrical
- fascia
- fibrous membrane covering supporting and seperating muscles
- arteriole
- small, almost microscopic artery that delivers blood to a capillary
- abdominal cavity
- the superior portion of the abdominal pelvic cavity that contains the stomach, the spleen, the liver, the gall bladder, the pancreas, the small intestines and most of the large intestines
- trunk
- the park of the body to which the upper and lower limbs are attached
- erythrocyte
- red blood cell
- fossa
- shallow depression
- sulcus
- a groove between parts especially found in the brain
- capillary
- a microscopic blood vessel located between an arteriole and venule through which materials are exchanged between blood and body cells
- ventral body cavity
- anterior body cavity thats divided into a superior thoracic cavity and an inferior abdomino pelvic cavity
- bifurcate
- having two branches or divisions (forked)
- blood
- the fluid that circulates through the heart, arteries, capillaries and veins that is the chief means of transport in the body
- parietal
- pertaining to or forming the outer wall of a body cavity
- organ
- a structure composed of two or more dfferent kinds of tissue with a specific function and usually a recognizable shape
- body cavity
- space within the body that contains various internal organs
- pericardium
- a loose fitting membrane that encloses the heart for protection
- cartilage
- type of connective tissue consisting of collagen and elastic fibers
- bilateral
- pertaining to two sides of the body