Suppose you had a congenital disease that prevented collagen from forming in your body. Which of the tissues would you expect to be most affected?
A. Connective tissue
B. Nervous tissue
C. Epithelial tissue
D. Muscle tissue
E. All choices would be equally affected.
Answer: A
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The rotator cuff of the shoulder is composed mainly of
A. muscle tendons. B. epithelium and loose connective tissue. C. adipose and epithelial tissue. D. articular cartilage.
The ________ is the major source of parasympathetic output.
Fill in the blank(s) with the appropriate word(s).
The axon membrane responds to the injection of a subthreshold positive current with:
A. transient depolarization only in the region where the current is injected B. maintained depolarization until negative current is injected C. maximal depolarization locally and attenuated depolarization along the axon D. immediately opening K+ channels to maintain resting potential E. firing an action potential
How does oxidation during cellular respiration differ from burning?
A. Respiration requires a relatively large amount of energy to start the process. B. Respiration uses enzymes to lower the activation energy. C. Respiration releases more energy as heat and light. D. Respiration doesn't use enzymes to lower the activation energy.