Congenital aganglionic megacolon (Hirschsprung’s disease) involves inadequate motility of the colon caused by neural malformation of which nervous system?
a. Central
b. Parasympathetic
c. Sympathetic
d. Somatic
Ans: b. Parasympathetic
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The nurse is reviewing laboratory results for a healthy 68 year-old client who is a new client to a medical practice. The glycosylated hemoglobin (HbA1c) result is 6.0%. The nurse knows that
A) the client needs a workup to determine the cause of the anemia. B) the client has undiagnosed type 2 diabetes mellitus. C) the client has had an average blood glucose level of 120 over the past 3 months. D) the client needs a referral to a dietician.
The nurse is reviewing the role of diffusion in the distribution of medications. Drugs that cannot be distributed by simple diffusion include those with which characteristics?
1. Large molecules 2. Ionization 3. Water-soluble agents 4. Alcohol 5. Urea
The nurse prepares to administer the prescribed dose of propranolol to a patient recovering from acute myocardial infarction. When the pulse is checked, the rate is 42 and the rhythm is regular. Select the nurse's best action(s)
You may select more than one answer. 1. Administer the drug as prescribed. 2. Delay this dose for 2 hours. 3. Withhold the current dose. 4. Document the action and rationale. 5. Notify the prescriber.
________ receptors are found on parietal cells and increase secretion of HCl when activated.
A. Cholinergic B. Adrenergic C. Histamine D. Prostaglandin