What is occurring when a muscle contracts but no movement is produced?
a. Twitch contraction.
b. Tetanic contraction.
c. Isotonic contraction.
d. Isometric contraction.
Answer: d. Isometric contraction.
Anatomy & Physiology
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Damage to the phrenic nerves would
A) increase respiratory rate. B) increase the tidal volume. C) force reliance on costal breathing. D) result in greater pressure differences between the lungs and the outside air. E) have little effect on ventilation.
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What is the main goal of animal research?
What will be an ideal response?
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Which moves causes opposition of the thumb?
A) adductor pollicis B) opponens pollicis C) abductor pollicis brevis D) flexor pollicis brevis
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This gland is located just inferior to the urinary bladder.
A. Bulbo-urethral B. Prostate C. Seminal D. Cowper's
Anatomy & Physiology