BIOS 255 Exam 1 Anatomy &
Physiology III Exam | Questions and
Answers Graded A+ | Latest 2024
Which statement regarding the heart chambers is correct ?
a). The left ventricle is responsible for pumping blood to organs.
b). The left atrium receives deoxygenated blood from the body.
c). The right ventricle pumps oxygenated blood to the lungs.
d). The right atrium receives oxygenated blood from the lungs.
Answer: A
What are the characteristics of cardiac muscle tissue? Select
all that apply.
a). Involuntary
b). Striated
c). Nonstriated
d). Intercalated discs
e). Found in hollow organs
f). Found in heart wall
e). Voluntary
Answers: A, B, D, and F
,Which is removed from plasma to create blood serum?
a. Electrolytes
b. Glucose
c. Clotting proteins (fibrinogen)
d. Water
e. Nitrogenous wastes
f. Albumin
Answer: C
Identify all sites of hematopoiesis in an adult. Select all that
apply.
a. Femur
b. Sternum
c. Metacarpal
d. Parietal bone
e. Ilium
f. Ulna
Answers: A, B, D, E
Which components are found in the buffy coat of blood? Select
all that apply.
, a. Thrombocytes
b. Globulins
c. Fibrinogen
d. Albumin
e. Erythrocytes
f. Leukocytes
Answers: A & F
Which type of blood cells do myeloid stem cells mature into?
Select all that apply.
a. Hemoglobin
b. Lymphocytes
c. Thrombocytes
d. Fibrinogen
e. Erythrocytes
Answers: C & E
A client with aortic stenosis is admitted to the cardiac unit. The
nurse understands that aortic stenosis increases afterload,
potentially impacting stroke volume. Which statement regarding
the relationship between afterload and stroke volume is
accurate?
Increased afterload is likely to decrease stroke volume.
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