The nurse is working with a client who is newly diagnosed with hypothyroidism. Diagnostic testing has indicated that the client’s health problem is caused by anterior pituitary dysfunction.
This client’s hypothyroidism is rooted in a deficiency of:

This is because a nutritious diet provides adequate fiber and nutrients for the GI tract, avoiding alcohol prevents dehydration and irritation of the GI mucosa, and cautious use of laxatives prevents dependency and electrolyte imbalance.

Choice A is wrong because caffeine can stimulate the GI motility and cause diarrhea or cramps.

Choice C is wrong because some prescription medications can affect the GI function, such as antibiotics, opioids, or antacids.

Increased fluid intake is good, but not enough to promote optimal GI function.

Vigorous exercise can also cause GI distress or dehydration.

Choice D is wrong because adequate fluid intake is essential for preventing constipation and maintaining hydration.

Exercise can also help with bowel movements and overall health.

Normal ranges for GI function vary depending on the individual, but generally, a person should have at least one bowel movement every 3 days and no more than 3 bowel movements per day.

The stool should be soft, formed, and easy to pass.

This is because phenothiazines are contraindicated in patients with suspected or established subcortical brain damage. Phenothiazines can cause central nervous system effects such as drowsiness, dizziness, and extrapyramidal symptoms that may worsen the condition of a client with a brain injury.

Choice B is wrong because phenothiazines are not contraindicated in clients with ischemic heart disease.

However, they should be used with caution as they can cause hypotension and cardiac arrhythmias.

Choice C is wrong because phenothiazines are not contraindicated in pediatric clients.

However, they should be used with caution as they can cause sedation, anticholinergic effects, and paradoxical excitement.

Choice D is wrong because phenothiazines are not contraindicated in clients with type 2 diabetes.

However, they should be used with caution as they can cause hyperglycemia and alter the effects of antidiabetic drugs.