Exam 1: BIOS 255 / BIOS255 (Latest 2025/ 2026 Update) Anatomy and Physiology III Practice test with Verified Answers-Chamberlain.

Exam 1: BIOS 255 / BIOS255 (Latest 2025/
2026 Update) Anatomy and Physiology III
Practice test with Verified Answers-
Chamberlain.

Question:

A normal hematocrit is ___ of the total blood volume?
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Answer:
37-52%




Question:
The myeoblast cell line gives rise to which mature blood cells??
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Answer:

Neutrophils and basophils i,- i,-




Question:
Where does hematopoiesis take place in adults??
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Answer:
red bone marrow
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,Question:

The biconcave formed elements that lack mitochondria and a nucleus are
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called?
Answer:

red blood cells
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Question:

Why do red blood cells have a biconcave shape??
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Answer:
allows to carry oxygen efficiently
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Question:

red blood cells are formed in the?
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Answer:

red bone marrow
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Question:
to make an RBC you need?
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,Answer:
EPO; amino acids; iron; vitamin B12
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Question:

hemoglobin is made up of? i,- i,- i,- i,-




Answer:
2 alpha and 2 beta
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heme and globini,- i,-




Question:

iron in the center of hemoglobin helps to beind?
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Answer:
molecular oxygen i,-




Question:

hemoglobin function? i,-




Answer:

regulates blood flow and pressurei,- i,- i,- i,-

, Question:
Polycythemia?

Answer:

excess of RBC i,- i,-




Question:
anemia?

Answer:

too few RBC
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Question:

sickle cell disease?
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Answer:
Genetic disorder in which red blood cells have abnormal hemoglobin
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molecules and take on an abnormal shape.
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Question:

where are antigens found?
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Answer:
found on surface of RBC
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