Which is a rare, genetic disease characterized by motor disturbances, mental deteriora-tion, and abnormal behavior?
a. Crohn disease
b. Markan disease
c. Huntington disease
d. Erb palsy
ANS: C
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Which type of valve operates on the principle that as the pressure in a cylinder increases, the temperature of the gas increases?
a. Direct-acting valves c. Rupture-disk pres-sure-relief valves b. Fusible-plug pres-sure-relief valves d. Spring-loaded pressure-relief valves
Which of the following restrictive thoracic diseases are successfully managed with noninvasive ventilation (NIV)? 1. Postpolio syndrome 2. Neuromuscular disease 3. Spinal cord injuries 4. Severe kyphoscoliosis
a. 1, 2, and 4 only b. 1, 2, 3, and 4 c. 2 and 4 only d. 2, 3, and 4 only
A high pressure ventilator alarm is sounding and you are unsure if ventilation is occurring. What action should you take first?
a. Hit the alarm silent button. b. Increase the oxygen concentration to 100%. c. Manually ventilate the patient. d. Increase the peak pressure alarm.
Excessive secretion of growth hormone before puberty causes gigantism. If this hormone is secreted excessively after pu-berty, what condition does it cause?
A. Obesity B. Congenital hypothyroidism C. Acromegaly D. Dwarfism