circulation test Flashcards
circulation
transportation of nutrients, waste, O2, CO2, H2O, salt, vitamins, protein, fats
circulation nickname
pickup and delivery system
cardiovascular system
includes heart, blood, blood vessels
what is the job of blood vessels
passage way
another name for blood
medium
open circulatory system
organs in a pool of blood, anthropods, few blood vessels
closed circulatory system
blood contained in blood vessels
lymphatic system
includes lymph nodes, produces lymph, helper to the circulatory system
lymph nodes- groin, armpit, neck
lymphatic orgams- tonsils, spleen, thymus
lymph
clear blood like fluid
where is lymph located
groin, armpit, neck
lymphatic organs
tonsils, spleen, thymus
relationship with thymus and age
thymus goes down as age goes up
what happens if you take out your tonsils
your immune system goes down
how much does the heart weigh
a little over a pound
are male or female hearts heavier. why?
male because they typically have bigger bodies
how big is the heart in size
size of a fist
septum
separates the left and right side of the heart
where is the heart located
under the sternum, middle of the chest, tilted to the left
pericardium
sack around the heart
pericarditis
infected sac, swells, pericardium
myocardium
heart muscle (cardiac muscle)
how many chambers does a bird have
3
how many chambers does a mammal have
4
what are the top chambers called
atria
what are the bottom chambers called
ventricles
which are more muscular, ventricles or atria
ventricles
which chamber is the most muscular
left ventricle
atria
recieving chambers
ventricles
pumping chambers
valves
one way trap doors for blood
tricuspid
right with 3 flaps
bicuspid
mitrial
left with 2 flaps
semi-lunar
between aorta and left ventricle ; between pulmonary artery and right ventricle