A head and neck physical examination is completed on a 50-year-old female patient. All physical findings are normal except for fine brittle hair. Which laboratory test will the nurse expect to be ordered, based upon the physical findings?

A) Oxygen saturation
B) Liver function test
C) Carbon monoxide
D) Thyroid-stimulating hormone test

Thyroid-Stimulating Hormone Test

A blood test used to measure the level of TSH in the bloodstream, which helps evaluate thyroid gland function and diagnose thyroid disorders.

Brittle Hair

Brittle Hair is a condition characterized by dryness, fragility, and a tendency to break easily, often due to damage or nutritional deficiencies.

Liver Function Test

A series of blood tests used to assess the health and functioning of the liver by measuring substances such as enzymes and proteins in the blood.