T cells that are activated by costimulation involving a class I MHC and CD8 markers are called __________.
a. plasma cells
b. cytotoxic T cells
c. memory B cells
d. helper T cells
Answer: b. cytotoxic T cells
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If the body is sliced so the result is a top and bottom portion, this is referred to as the:
A) transverse plane. B) cross section. C) midsagittal plane. D) body's midline.
Reissner's membrane is present in which structure of the ear?
a. Cochlea b. Oval window c. Round window d. Tympanic membrane e. Utricle
Placing a suction catheter past the base of the tongue:
A) may cause the patient to gag or vomit. B) will result in aspiration of gastric contents. C) is effective in thoroughly clearing the airway. D) commonly causes bradycardia in adult patients
The extensor pollicis brevis moves the ________.
A. palm B. forearm C. fingers D. retinaculum E. thumb