1 - Constituents of Blood Flashcards
1
Q
what is the average blood volume?
A
5 L
2
Q
what percentage of blood is serum or plasma?
A
~60%
3
Q
what percentage of blood are red blood cells?(erythrocytes)
A
~40%
4
Q
what percentage of blood is white blood cells (leukocytes)?
A
< 5%
5
Q
what percentage of blood is platelets (thrombocytes)?
A
< 1%
6
Q
how is hematocrit calculated?
A
height of RBCs/total height
taken from centrifuged blood sample
7
Q
Na+ concentration of blood:
A
145 mM
8
Q
K+ concentration of blood:
A
4-5 mM
9
Q
Ca++ concentration of blood:
A
2-2.5 mM
10
Q
Mg++ concentration of blood:
A
1.5 mM
11
Q
H+ creates a pH of what in the blood?
A
7.35 - 7.45
12
Q
HCO3- concentration of blood:
A
24 mM
13
Q
glucose concentration of blood:
A
5 mM
14
Q
lipids concentration of blood:
A
7.5 mM
15
Q
cholesterol concentration of blood:
A
4 - 7 mM
