Major minerals the body needs in fairly large quantities include ________.
A. selenium and copper
B. manganese and chromium
C. iron and zinc
D. calcium and phosphorus
E. fluoride and molybdenum
Answer: D
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Opening of the semilunar valves occurs when which of the following occurs?
a. The pressures in the arteries exceed those in the ventricles. b. The pressures in the atria exceed those in the ventricles. c. The pressures in the ventricles exceed those in the aorta and pulmonary artery. d. The pressures in the ventricles exceed those in the atria.
In which of the following types of grip does the thumb play a very minimal role?
a. Hook grip b. Tip-to-tip prehension c. Spherical grip d. Cylindrical grip
An 11-year-old patient is brought to the clinic by his mother. She explains that her son becomes short of breath and emits a wheezing sound while playing soccer. The physician suspects asthma and recommends rescue medication PRN. Which of the following can be administered PRN for the purpose of bronchodilation?
A. albuterol B. Beclovent (beclomethasone) C. Intal (cromolyn sodium) D. Floradil (formoterol)
120,000 V is equal to ____________________ kVp.
What will be an ideal response?