The ectoderm forms
A) muscle.
B) blood.
C) neural tissues.
D) the lining of the stomach and small intestine.
E) the urinary system.
Answer: C
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If a second stimulus arrives before the relaxation phase has ended, a second, more powerful contraction occurs. This addition of one twitch to another is called
A) incomplete tetanus. B) complete tetanus. C) treppe. D) wave summation. E) recruitment.
Which of the following effects is not associated with parathyroid hormone (PTH)?
What will be an ideal response?
The extensions of the sarcolemma that carry the nerve impulses deep into the sarcoplasm are the
A. sarcoplasmic reticulums. B. myoglobins. C. sarcolemmas. D. T tubules.
Which hormone is not entirely antagonistic to insulin with respect to nutrients in the blood?
a. epinephrine b. glucagon c. cortisol d. growth hormone e. Both a and c