An organ that is essential to the development of protective immune function in the infant but has little or no demonstrated function in the adult is the:
a. spleen.
b. liver.
c. thymus.
d. pancreas.
C
In the adult, the thymus atrophies and, in the older adult, is replaced by fat and connective tissue.
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A patient with a tracheostomy is experiencing thick and tenacious secretions. To maintain this patient's airway, what is the most appropriate action for the nurse?
a. Tracheal suctioning b. Oropharyngeal suctioning c. Nasotracheal suctioning d. Orotracheal suctioning
A 30-year-old primiparous woman has been admitted in early labor. The obstetrical nurse has read on the patient's prenatal record that she has a history of seizures. The nurse should understand that seizures most often occur as a result of:
A) Benign spinal cord lesions B) Cranial nerve deficits C) Abnormal activity in the cerebral cortex D) Faulty integration of sensory impulses by the thalamus
A patient has a blood pressure reading of 178/92 mm Hg. What dietary changes can the nurse instruct this patient to help improve the blood pressure? (Select all that apply.)
A) Avoid white potatoes. B) Increase the intake of sweet potatoes. C) Restrict condiment use to mustard and ketchup. D) Use salt only when cooking. E) Avoid salty snacks such as pretzels and potato chips.
A 75-year-old patient who has cardiovascular disease reports insomnia and vomiting for several weeks. The primary care NP orders thyroid function tests. The tests show TSH is decreased and T4 is increased
The NP should consult with an endocrinologist and order: a. thyrotropin. b. methimazole. c. levothyroxine. d. propylthiouracil.