In which plexus does the ulnar nerve arise?
A) cranial
B) cervical
C) brachial
D) lumbar
E) sacral
Answer: C
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The renal medulla consists of six to eighteen distinct conical or triangular structures, called ________.
Fill in the blank(s) with the appropriate word(s).
Which of the following is NOT a function of carbohydrates in the body?
A. Protection B. Bulk in feces C. Structural component of DNA D. Energy E. Structural component of RNA
The volume of air flowing into the alveoli during inhalation/inspiration is increased when there is an increase in which of these?
A. airway resistance B. the pressure gradient from the atmosphere to the alveoli C. the pressure in the intrapleural space D. the curvature of the diaphragm E. the volume of air in the intrapleural space
The cardiac cycle consists of alternate periods of emptying and filling, also called:
a. systole and diastole b. systemic and diastolic c. resting and contracting d. AV firing and SA firing e. charging and discharging