A patient goes to her doctor, complaining of fatigue, weight gain, and intolerance to cold. She also has a noticeable goiter in her neck. Which of the following is a most likely diagnosis and cause?
A. She has hyperthyroidism, possibly due to a hypersecreting tumor of the anterior pituitary gland.
B. She has hypothyroidism, possibly due to low iodine in her diet.
C. She has hypothyroidism, possibly due to destruction of thyrotrope cells of her anterior pituitary gland.
D. She has hyperthyroidism, possibly due to Graves' disease.
Answer: B
You might also like to view...
Body weight is stable when average daily energy intake and output are equal
Indicate whether the statement is true or false
Glands, such as the thyroid, that secrete their products directly into the blood rather than through ducts are classified as:
A) sebaceous. B) ceruminous. C) endocrine. D) exocrine.
The plateau in the action potential of cardiac muscle results from the action of ________
A) K+ inflow B) K+ outflow C) slow Ca2+ channels D) Na+ inflow E) fast Ca2+ channels
When drawing a graph to display experimental data, the independent variable is plotted along the x-axis.
Answer the following statement true (T) or false (F)