How would blocking the activity of acetylcholinesterase affect skeletal muscle?
A) It would make the muscles less excitable.
B) It would produce muscle weakness.
C) It would cause spastic paralysis (muscles are contracted and unable to relax).
D) It would cause flaccid paralysis (muscles are relaxed and unable to contract).
E) It would have no effect on skeletal muscles.
C) It would cause spastic paralysis (muscles are contracted and unable to relax).
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The prime mover for extension of the arm at the elbow is the __________ __________.
Fill in the blank(s) with the appropriate word(s).
Visual information from the retinas first arrives for processing at
A) the lateral geniculate nuclei. B) the temporal lobes. C) the occipital lobes. D) the hippocampus. E) None of the answers are correct.
What is the body's thermostat?
a. thalamus b. hypothalamus c. thyroid d. medulla e. adrenals
Which of the following components is not a part of bile fluid?
a. Cholesterol b. Phospholipids c. Bile pigments d. White blood cells e. Water