The motor end plate
a. contains receptor sites that are capable of binding curare.
b. contains acetylcholinesterase.
c. experiences an increase in permeability to cations when combined with acetylcholine.
d. both (b) and (c) above.
e. all of these answers.
E
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The ANS uses pathways that include two-neuron chains to innervate its effector organs
Indicate whether this statement is true or false.
Your grandfather complains of pain and says he hears crunching sounds in his hip when he rises from sitting. Because you are studying anatomy he asks you what is wrong. What do you suggest he talk to his doctor about?
A. Osteoarthritis B. Rheumatoid arthritis C. Ankylosis D. Gouty arthritis
Pseudostratified ciliated columnar epithelial tissue is found in the
A. skin. B. digestive tract. C. blood vessels. D. trachea.
A drug that blocks ATP production is introduced into an isolated axon preparation. The axon is then repeatedly stimulated, and recordings are made of the response. What effects would you expect to observe?
What will be an ideal response?