What is the most commonly used test to screen for HIV infection?
A) a blood test that detects the presence of the virus
B) a laboratory culture of infected cells
C) a microscopic examination of cervical cells
D) a blood test that determines if antibodies to the virus are present
D) a blood test that determines if antibodies to the virus are present
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Which of the following lung volumes is the amount of air that enters or exits the lungs during a single quiet breath?
A) tidal volume B) inspiratory reserve volume C) residual volume D) expiratory reserve volume
Critical in the move from the precontemplation stage to the contemplation stage of the transtheoretical model is for the individual to
a. begin an exercise program. b. control the environment. c. get educated about the problem. d. set goals to change behavior.
Which health-related component of physical fitness seems to be the most important in the older-adult population??
a. muscular strength b. muscular endurance c. muscular flexibility d. cardiorespiratory endurance e. body weight
Children who have been confronted by a catastrophic event often display an inability to build or maintain friendships or relationships with teachers which manifests as
A. the ability to be powerful enough to shut down normal body reactions to stimuli. B. lies to avoid a similarly traumatic situation. C. regression to behaviors or language patterns that had formerly disappeared. D. altered perceptions and memories of the event.