Which characterizes diverticulosis?
A. The formation of pouches in the wall of the colon
B. Regurgitation of stomach contents into the esophagus
C. An infection of the vermiform appendix
D. A decrease in the production of intrinsic factor in the stomach
Answer: A
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Pacemaker cells isolated from the SA node generate action potentials at ________ beats per minute
A) 20-40 B) 40-60 C) 80-100 D) 100-140 E) 140-180
Which of the following functional and structural characteristics are associated with each other?
A) synovial and diarthroses B) cartilaginous and diarthroses C) fibrous and diarthroses D) synovial and synarthroses
The coronary ________ receives blood that has circulated through the myocardium and transports it to the right atrium.
Fill in the blank(s) with the appropriate word(s).
In a muscle twitch, which of the following represents the time between application of a stimulus and the beginning of contraction?
A) treppe B) tetany C) lag or latent phase D) relaxation phase