Postganglionic axons are
A. unmyelinated.
B. myelinated.
C. sometimes myelinated and sometimes unmyelinated.
Answer: A
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Which of the following is not true of graded potentials?
A) They increase amplitude as they move away from the stimulus point. B) They can be called postsynaptic potentials. C) They can form on receptor endings. D) They are short-lived.
Adipose tissue secretes several hormones, collectively termed __________, that play important roles in energy balance and metabolism
Fill in the blank(s) with correct word
Catalysts increase reaction rates by lowering the activation energy of a reaction.
Answer the following statement true (T) or false (F)
Which of the following is characterized by parallel losses of mineral and organic matrix from bone?
A. Osteitis deformans (Paget's disease) B. Rickets C. Osteoporosis D. Osteomalacia