circulatory Flashcards
1
Q
what are the components of centrifuged blood
A
Plasma – 55%
Erythrocytes – 40%+
Platelets – 2-4%
Leucocytes – 1%
2
Q
function of plasma
A
carries dissolved nutrients and wastes, water helps control body temp.
3
Q
function of erythrocytes
A
binds oxygen at lungs and delivers to body tissues
4
Q
what are erythrocytes made of
A
hemoglobin and iron
5
Q
function of leucocytes
A
WBCs, find invaders and attack
6
Q
platelets function
A
attaches at wound, activates fibrin which then clots the wound creating a scar
7
Q
systolic pressure
A
the pressure in the aorta when the ventricles contract
numerator
8
Q
diastolic pressure
A
the pressure in the arteries when the heart is relaxed
denominator
9
Q
FUNCTION OF THE CORONARY ARTERY
A
Supplies heart with oxygen and nutrients
