When was acquired immunodeficiency syndrome (AIDS) first reported as an infectious disease?
a. 1940
b. 1976
c. 1981
d. 1999
Answer: c
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________ Ureters transport urine from the kidneys to the urinary bladder
Indicate whether the statement is true or false
You respond to a report of a patient with shortness of breath. Upon arrival, you find a patient who has been stung by a bee. The patient is displaying urticaria and wheezing. You suspect:
A) anaphylaxis. B) asthma. C) meningitis. D) ARDS.
The function of the exhalation valve in the external circuit is to do which of the following?
a. Deflate during inspiration to allow the gas to go to the patient b. Inflate during inspiration to prevent leaks in the inspiratory circuit c. Inflate during inspiration to divert gas coming from the ventilator into the patient d. Inflate during expiration to allow the pa-tient to exhale through the expiratory line
Match the following choices with the correct statement as each relates to medical sonography.
a. B-mode b. rayls c. damping material d. decibels e. Doppler f. acoustic coupler g. PZT h. matching layer i. M-mode j. Huygen's principle 1. piezoelectric crystal material 2. accounts for a near and far zone of beam 3. frequency of sound is related to direction of echo relative to source 4. the process by which images are displayed on current machines.