McGraw-Hill Online Learning Center Test<BLURT>

McGraw-Hill Online Learning Center Test


1. Review the animation and answer the following questions.

Hemoglobin is present in

A. red blood cells.
B. white blood cells.
C. phagocytic cells.
D. cardiac muscle cells.


2. One hemoglobin molecule can hold A. 1 oxygen unit.
B. 2 oxygen units.
C. 3 oxygen units.
D. 4 oxygen units.


3. Arteries carry blood away from the heart, while veins carry blood towards the heart. We would expect that the only vein to contain bright red blood would be the A. superior vena cava.
B. inferior vena cava.
C. pulmonary vein.
D. jugular vein.
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