Infants are especially susceptible to infection because _________
a. their immune systems are underdeveloped
b. they are unable to practice personal hygiene
c. their small size makes them vulnerable
d. their dirty diapers contain pathogens
a
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Cerebral palsy patients typically have some impairment of voluntary motor function and coordination. This condition can present in one of three patterns. Which of the following statements does not describe one of those patterns?
a. Involuntary muscle contraction in one or more extremities b. Slow, involuntary movements and contractions that can affect balance c. Rigidity in one or more extremity d. Flaccid muscles in one or more extremity
Which of the following statements regarding large-volume jet nebulizers is true?
a. Gas is brought down the siphon tube into the liquid. b. Lateral pressure increases around the air-entrainment ports. c. Baffling removes the larger particles from the generated aerosol. d. Inspiratory flow can be increased by clos-ing the air-entrainment ports.
The _________ system provides a communication system for the body and responds to internal and external stimuli
a. respiratory b. immune c. circulatory d. nervous
Heat denatures proteins by:
A. causing them to dissolve. B. causing the protein molecules to vibrate violently. C. by breaking the covalent bonds between the amino acids. D. none of the above