Hypertrophy of the heart would be related to..
A) an increase in the size of the individual cells.
B) an increase in the number of cells in an area.
C) replacement of normal cells by a different type of cell.
D) a decrease in the size of the individual cells
Answer: A) an increase in the size of the individual cells.
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Which of the following explains the occurrence of a hip fracture rather than a hip dislocation?
A) There is a severe lack of capsular fibers in hip joints compared to other synovial joints. B) Only three ligaments are present in hip joints to provide stability. C) Stress gets transferred from head of femur to the diaphysis via the thin neck. D) Muscles surrounding the hip joint are altogether small and thus provide little stability. E) All of the above.
An example of angular motion in the coronal plane is
A) flexion. B) extension. C) rotation. D) adduction. E) None of the answers are correct.
What cells are responsible for the body's immune system?
a. erythrocytes b. thrombocytes c. pathogens d. plasmids e. leukocytes
Triggering of the muscle action potential occurs after
A) acetylcholine binds to chemically gated channels in the motor end plate membrane. B) acetylcholinesterase binds to receptors on the end plate. C) calcium ion binds to channels on the end plate. D) the nerve action potential jumps across the neuromuscular junction. E) Any of these actions can produce an action potential in the muscle cell.