The two divisions of the autonomic nervous system are the ____________________ nervous system, which dominates in fight-or-flight situations, and the ____________________ nervous system, which dominates in quiet, relaxed situations
Fill in the blank(s) with correct word
sympathetic, parasympathetic
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In the diagram, where is a node of Ranvier?
a) A b) B c) C d) D e) E
Two common forces that act to reduce momentum are ___________________ and __________________ __________________. ________________________________________
Fill in the blank(s) with the appropriate word(s).
Which of the following is not a reason why substances are either not reabsorbed or are incompletely reabsorbed from the nephron?
A) They lack carriers. B) They are not lipid soluble. C) They are too large to pass through the fenestrations. D) They are extremely complex molecules.
Which of the following is NOT true of joint movements?
A. In the upper and lower limbs, the origin is typically proximal to the insertion. B. The more moveable end of a skeletal muscle is called its insertion. C. When a skeletal muscle contracts to move a joint, the insertion is pulled toward the origin. D. Most joints are flexed and abducted when the body is in anatomical position. E. All of these are true of joint movements.