Which of the following is not a role of prostaglandins?
A) To act as vasodilators or vasoconstrictors
B) To stop fever and pain
C) To inhibit gastric secretion
D) To constrict or dilate arterioles
E) To induce labor contractions
B
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Define Golgi tendon organs and muscle spindles relative to the stretch reflex.
What will be an ideal response?
Stanley Student is confused on the similarities and differences between proteins and nucleic acids. Assuming he has learned and understood the basic chemistry, what is the likely source of his confusion? To help him sort this out, make a table or flow chart to explain the structure of these molecules and their relationship to each other.
What will be an ideal response?
The velocity of blood flow in capillaries
a. is greater than that for arterioles. b. is greater than that for veins. c. is slow enough to favor adequate exchange. d. both (a) and (b) above. e. both (a) and (c) above.
Cardiac reserve is greater in a nonathletic individual than in a highly trained athlete.
Answer the following statement true (T) or false (F)