The intrinsic rate of the atrioventricular (AV) bundle is _____ beats/min
a. 20 to 40
b. 40 to 60
c. 60 to 80
d. 80 to 100
B
The AV bundle has pacemaker cells capable of firing at a rate of 40 to 60 beats/min.
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The nurse is giving a health promotion class to adolescents. In counseling an adolescent about lifestyle choices, the nurse discusses the fact that the most preventable cause of adult death in the United States is:
1. Alcohol use. 2. Obesity. 3. Tobacco use. 4. Cocaine use.
Why are communication theories that consider only a linear relationship between the sender and receiver of messages considered to be too simplistic?
a. In relationships of unequal power, linear models do not work well. b. Linear pathways imply both sender and receiver actually participate. c. Linear models do not consider the dynamic interactions of multiple variables. d. There are often more than one sender and more than one receiver.
The nurse is interviewing a male client with an elevated prostate specific antigen level (PSA). The nurse would correlate potential risk factors for this client by asking which of the following questions? Standard Text: Select all that apply
1. "Do you have a positive family history for prostate cancer?" 2. "Do you masturbate?" 3. "How frequently do you have sexual intercourse?" 4. "Do you smoke?" 5. "Do you have a history of urinary tract infections?"
The infant who is small for gestational age (intrauterine growth restriction) is prone to hypoglycemia because of
a. decreased glucose utilization at birth b. poor sucking c. reduced glycogen reserve d. respiratory distress