A&P WCC EXAM 2 PRACTICE TEST QUESTIONS WITH ACCURATE SOLUTIONS
The granulations that appear during the healing of a large, open wound are composed
mainly of:
A. Blood clots.
B. Phagocytic cells.
C. Fibroblasts surrounding blood vessels.
D. Scar tissue.
C. Fibroblasts surrounding blood vessels.
Which of the following is the part of a long bone involved in forming a joint?
A. periosteum
B. spongy bone
C. articular cartilage
D. medullary cavity
C. articular cartilage
Activities such as distance swimming and distance running are most likely to stimulate
development of
A. Fast fatigable muscle fibers.
B. Slow fatigue-resistant fibers.
C. Slow fatigable muscle fibers.
D. Fast fatigue-resistant fibers.
B. Slow fatigue-resistant fibers.
,Red blood cells are produced in:
A. red bone marrow
B. yellow bone marrow
C. both red bone marrow and yellow bone marrow
A. red bone marrow
The amount of oxygen that is essential for the liver cells to support the conversion of lactic
acid to glucose or glycogen is called the
A.
Oxygen debt.
B.
Aerobic conversion.
C.
Refractory period.
D.
Anaerobic concentration.
A. Oxygen debt.
,In a relaxed muscle, the cross bridge binding sites on actin are blocked. An increase in
cytosolic concentration of which of the following ions makes the binding sites available
and results in muscle contraction?
A. Ca+2
B. K+
C. Na+
A. Ca+2
A contractile response of a single muscle fiber to a single muscle impulse is called:
A. Summation.
B. Complete tetanic contraction.
C. A twitch.
D. The latent period.
C. A twitch.
What is the end of a long bone called?
A. Epiphysis.
B. Medullary cavity.
C. Metaphysis.
D. Diaphysis.
A. Epiphysis.
What determines the color of skin?
, A. The number of melanocytes in the epidermis.
B. The thickness of the epidermis.
C. The amount of melanin that melanocytes produce.
C. The amount of melanin that melanocytes produce.
A decrease in plasma calcium levels will result in which of the following?
A. A decrease in parathyroid hormone and an increase in calcitonin.
B. An increase in parathyroid hormone and a decrease in calcitonin.
C. An increase in both parathyroid hormone and calcitonin.
D. A decrease in both parathyroid hormone and calcitonin.
B. An increase in parathyroid hormone and a decrease in calcitonin.
The medullary cavity is lined with
A. osteogenic periosteum
B. fibrous periosteum
C. endosteum
D. fibrous perichondrium
C. endosteum
The granulations that appear during the healing of a large, open wound are composed
mainly of:
A. Blood clots.
B. Phagocytic cells.
C. Fibroblasts surrounding blood vessels.
D. Scar tissue.
C. Fibroblasts surrounding blood vessels.
Which of the following is the part of a long bone involved in forming a joint?
A. periosteum
B. spongy bone
C. articular cartilage
D. medullary cavity
C. articular cartilage
Activities such as distance swimming and distance running are most likely to stimulate
development of
A. Fast fatigable muscle fibers.
B. Slow fatigue-resistant fibers.
C. Slow fatigable muscle fibers.
D. Fast fatigue-resistant fibers.
B. Slow fatigue-resistant fibers.
,Red blood cells are produced in:
A. red bone marrow
B. yellow bone marrow
C. both red bone marrow and yellow bone marrow
A. red bone marrow
The amount of oxygen that is essential for the liver cells to support the conversion of lactic
acid to glucose or glycogen is called the
A.
Oxygen debt.
B.
Aerobic conversion.
C.
Refractory period.
D.
Anaerobic concentration.
A. Oxygen debt.
,In a relaxed muscle, the cross bridge binding sites on actin are blocked. An increase in
cytosolic concentration of which of the following ions makes the binding sites available
and results in muscle contraction?
A. Ca+2
B. K+
C. Na+
A. Ca+2
A contractile response of a single muscle fiber to a single muscle impulse is called:
A. Summation.
B. Complete tetanic contraction.
C. A twitch.
D. The latent period.
C. A twitch.
What is the end of a long bone called?
A. Epiphysis.
B. Medullary cavity.
C. Metaphysis.
D. Diaphysis.
A. Epiphysis.
What determines the color of skin?
, A. The number of melanocytes in the epidermis.
B. The thickness of the epidermis.
C. The amount of melanin that melanocytes produce.
C. The amount of melanin that melanocytes produce.
A decrease in plasma calcium levels will result in which of the following?
A. A decrease in parathyroid hormone and an increase in calcitonin.
B. An increase in parathyroid hormone and a decrease in calcitonin.
C. An increase in both parathyroid hormone and calcitonin.
D. A decrease in both parathyroid hormone and calcitonin.
B. An increase in parathyroid hormone and a decrease in calcitonin.
The medullary cavity is lined with
A. osteogenic periosteum
B. fibrous periosteum
C. endosteum
D. fibrous perichondrium
C. endosteum
