Bacteria from the nasal cavity can travel to the ear
Indicate whether the statement is true or false.
TRUE
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The speed with which force is developed by skeletal muscles is determined by the
A) Ca2+ATPase activity, myosin ATPase isoform, and sarcoplasmic calcium concentration. B) Ca2+ATPase activity. C) sarcoplasmic calcium concentration. D) myosin ATPase isoform. E) Ca2+ATPase activity and sarcoplasmic calcium concentration.
Neutrophils engulf foreign particles by
a. opsonization b. diapedesis c. chemotaxis d. phagocytosis e. agglutination
Why does the reflux of gastric contents into the esophagus occur?
a. increased amounts of mucous produced by the stomach. b. increased hydrochloric acid production by the parietal cells. c. relaxation of the cardiac sphincter. d. spasms of the submucosal layer of the stomach wall. e. contraction of the pyloric sphincter.
During ovulation, which of the following structures is not expelled from the ovary?
A. The zona pellucida B. The corona radiata C. All of the granulosa cells in the follicle D. The secondary oocyte E. All of these are expelled from the ovary during ovulation.