The nurse is offering a refresher class on the immune system to a group in the community. Which statement about the comparison between natural and acquired immunity best demonstrates understanding?
a. Acquired immune responses are nonspecific.
b. Individuals are born with specific acquired immunity to most antigens.
c. Only natural immunity processes occur in response to antigens.
d. Specific acquired immunity occurs only after exposure to a foreign substance.
D
Specific acquired immunity occurs only after exposure to a foreign substance.
Acquired immune responses are specific.
Individuals are not born with specific acquired immunity to most antigens; they develop after initial exposure to a foreign substance.
Acquired and natural immunity can occur in response to antigens.
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Of all of the signs seen in infants with respiratory distress syndrome, which one is especially indicative of the syndrome?
a. Pulse greater than 160 beats/minute b. Circumoral cyanosis c. Grunting d. Substernal retractions
How would the nurse explain the process of newborn screening to new parents?
1. "Your infant will be screened for 10 diseases in our lab and the rest of the samples will be sent to the state laboratory." 2. "We will collect two urine samples from your child for this screening." 3. "The screening will only require one blood sample." 4. "The screening sample will be drawn at your baby's six-week check-up."
An adolescent is diagnosed with dementia. The patient's age would cause a nurse to suspect an underlying condition associated with a history of:
a. traumatic brain injury (TBI). b. neurosyphilis. c. Pick disease. d. hypothyroidism.
Which of the following statements is true about griseofulvin?
A. The presence of food increases the absorption of griseofulvin. B. The presence of food does not alter the rate of absorption of griseofulvin. C. The presence of food decreases the rate of the absorption of griseofulvin. D. None of these are correct.