HES 300 - Hemodynamics and
Thermregulation Exam Questions and
Answers with Verified Solutions | Latest
Updated 2026
pulmonary circuit Carries blood to and from gas exchange
surfaces
of lungs (right side, blue)
travel to the left
systemic circuit Carries blood between the heart and the
rest of
the body (left side, red)
returns to the right
Arteries carry blood away from the heart
Veins carry blood to the heart
Blood 55% plasma
- 90% of plasma is H2O
- 10% of plasma are dissolved substances
45% erythrocytes (red cells)
<1% leukcytes (white)
*may vary
Hematocrit % of red blood cells to total blood volume
47% of the total blood volume is RBCs.
Thermregulation Exam Questions and
Answers with Verified Solutions | Latest
Updated 2026
pulmonary circuit Carries blood to and from gas exchange
surfaces
of lungs (right side, blue)
travel to the left
systemic circuit Carries blood between the heart and the
rest of
the body (left side, red)
returns to the right
Arteries carry blood away from the heart
Veins carry blood to the heart
Blood 55% plasma
- 90% of plasma is H2O
- 10% of plasma are dissolved substances
45% erythrocytes (red cells)
<1% leukcytes (white)
*may vary
Hematocrit % of red blood cells to total blood volume
47% of the total blood volume is RBCs.