A joint joined by interdigitating pieces of bone is a:
a. suture
b. gomphosis
c. symphysis
d. synostosis
Answer: a. suture
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Action potentials result from
A) closing of ion channels. B) opening of calcium gates. C) neurons transporting neurotransmitters. D) abrupt changing of the transmembrane potential. E) All of the answers are correct.
The "kitty taco" technique is useful for administering medications
Indicate whether the statement is true or false
The most important buffer system in the extracellular fluid is
A) carboxyl groups. B) chloride. C) monoprotonated phosphates. D) amino acids. E) bicarbonate.
Which of the following statements is true regarding parasympathetic tone?
A. It affects heart rate only after myocardial infarction. B. It holds the resting heart rate below its intrinsic rate. C. It accelerates the resting heart rate above its intrinsic rate. D. It might increase or decrease heart rate depending on the situation. E. It does not affect heart rate.