After receiving a signal from an initiating device, the control panel activates:
A. a manual pull station.
B. notification appliances.
C. secondary power supplies.
D. the contacts in a frangible bulb.
B
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When the maximal response to a drug reaches the ceiling, it can become toxic, especially to the:
a. Liver and kidneys. b. Excretory function of the cells. c. Cell membranes. d. Urinary tract.
Residents with heart failure prefer a comfortable position when sitting up in bed, which is referred to as the ____________________ position.
Fill in the blank(s) with the appropriate word(s).
The chemical that regulates potassium ions, increases sodium ion reabsorption, and is excreted by the adrenal cortex is:
A) hydrocortisone B) cortisone C) ADH D) aldosterone
The part of the nervous system that slows heart rate, increases intestinal and glandular activity, and relaxes muscles is the:
A. neuromuscular junction B. sympathetic nervous system C. parasympathetic nervous system D. autonomic nervous system