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46.1 and 46.2 Vocab Words
N/A
29
Biology
10th Grade
03/24/2011

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Term
cardiovascular system
Definition
blood, heart, blood vescles
Term
lymphatic system
Definition
lymph, lymph nodes, lymph vessels
Term
atrium
Definition
each upper chamber
Term
ventricle
Definition
each lower chamber
Term
valves
Definition
flaps of tissue that open in one direction
Term
aorta
Definition
large blood vessel
Term
sinoatrial node
Definition
group os specialized heart muscle cells in the right atrium
Term
atrioventricular node
Definition
special area of the heart
Term
pulse
Definition
series of pressure waves within an atery
Term
arteries
Definition
large muscles vessels that carry blood away from the heart
Term
blood pressure
Definition
force that exerts blood against the inside walls of a blood vessel
Term
hypertension
Definition
high blood pressre
Term
capilliares
Definition
arterioles branch into a network of tiny vessels
Term
vein
Definition
large blood vessel that carries blood to the heart
Term
pulmonary circulation
Definition
blood travels from heart to lungs
Term
systemic circulation
Definition
blood travels between heart and all the other body tissue
Term
atherosclerosis
Definition
when an artery is blocked by a blood clot
Term
lymph
Definition
fluid in the lymphatic system
Term
plasma
Definition
liquid medium, 90% water includes nutrients and proteins
Term
red blood cell
Definition
transports oxygen to cells in all parts of the body
Term
hemogoblin
Definition
iron containing protein
Term
white blood cells
Definition
help defend the body against disease
Term
phagocyte
Definition
type of white blood cell
Term
antibodies
Definition
produced by white blood cells
Term
phateletes
Definition
essential to a formation of a blood clot
Term
fibrin
Definition
brings out the production of protein
Term
blood type
Definition
determined by the type of antigen present on the surface of the red blood cells
Term
antigen
Definition
substance that stimulates an immune responce
Term
Rh factor
Definition
an antigen that is sometimes present on the surface of some red blood cells
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