CARDIOVASCULAR SYSTEM (BLOOD)
QUESTIONS AND ANSWERS WITH
VERIFIED 2024
Which of the following is not a function of blood? - ANSWER produces hormones
What are the components of the circulatory system? - ANSWER heart, blood vessels, blood
The type of blood cells that help fight infection are: - ANSWER leukocytes
The process of producing the formed elements of blood is called: - ANSWER hematopoiesis
If you need to examine antibodies against a virus in a patient, which part of the blood will you need? -
ANSWER plasma
An athlete is training for a marathon, which hormone do you think may help in enhancing the
performance in the competition? - ANSWER erythropoietin
In blood plasma, the % of water is approximately: - ANSWER 92%
Plasma resembles serum but has which additional protein? - ANSWER fibrinogen
As a result of liver failure, blood protein concentration: - ANSWER decreases and water accumulates in
tissue spaces
Which plasma protein is accurately described? - ANSWER Immunoglobulin: Fighting infections
Between all three plasma proteins, which is the most abundant? - ANSWER albumin
, Centrifugation of blood gives a buffy coat. This does NOT contain ________. - ANSWER erythrocytes
A normal hematocrit is ________ of the total blood volume. - ANSWER 37% to 52%
"Formed elements" in our blood include: - ANSWER blood cells and platelets
Which leukocytes are classified as agranulocytes? - ANSWER lymphocytes and monocytes
Which of the following proteins is not normally found in plasma? - ANSWER hemoglobin
Where does hematopoiesis take place in adults? - ANSWER red bone marrow
The percentage of red blood cells within a volume of blood is: - ANSWER hematocrit
The myeoblast cell line gives rise to which mature blood cells? - ANSWER neutrophils and basophils
What are the two principal functions of erythrocytes? - ANSWER transfer oxygen from lungs to tissues
and carbon dioxide from tissues to lungs
The most common type of formed elements in blood are of this type: - ANSWER erythrocytes
The biconcave formed elements that lack mitochondria and a nucleus are called: - ANSWER red blood
cells
Hemoglobin helps in carrying __________ gas. - ANSWER carbon dioxide and oxygen
Which of the following are characteristics of type A positive blood. - ANSWER - erythrocytes have Rh
antigens.
- plasma has anti-B antibodies.
- erythrocytes have A antigens.