If 0.9% NaCl (saline) solution is isotonic to a cell, then a 0.5% saline solution
A. will not affect the cell.
B. is hypotonic to the cell.
C. will cause crenation of the cell.
D. will shrink the cell.
E. is hypertonic to the cell.
B
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The nerve immediately inferior to the 12th rib is the
A) 12th intercostal or thoracic nerve B) abdominal nerve. C) sciatic nerve. D) phrenic nerve. E) ilioinguinal nerve.
If the heart receives more sympathetic stimulation than parasympathetic stimulation, the heart will
A. contract with less force but at a faster rate. B. decrease both its rate and force of contraction. C. decrease rate, but increase force of contraction. D. increase its rate and force of contraction. E. contract with greater force but at a slower rate.
What is the name of the area of the sarcolemma that is associated with the neuromuscular junction?
A) junctional folds B) synaptic terminal C) synaptic cleft D) motor end plate
This figure shows the gross anatomy of a long bone. Which number indicates the periosteum?
A. 1 B. 2 C. 3 D. 4 E. 5