Red blood cells are bright red when they are saturated with
A) Oxygen
B) Carbon dioxide
C) Hemoglobin
D) Plasma
Correct Answer:
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Q47: The peripheral nervous system consists of:
A) The
Q49: Which carries messages to the brain?
A) The
Q50: Light enters the eye through the:
A) Sclera
B)
Q51: In bright light,pupil size:
A) Increases
B) Stays the
Q53: What system is stimulated when you are
Q54: The circulatory system does all of the
Q59: The cerebrospinal fluid
A)Protects the brain and spinal
Q60: Red blood cells,white blood cells,and platelets are
Q61: All of the following provide a bony
Q73: Which carries blood from the legs and
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