John Smith works outdoors in the winter at a ski resort. His thyroid hormone levels are

A) lower in the winter to conserve body heat.
B) higher in the winter to increase body temperature.
C) lowered in the summer after his job to decrease body temperature.
D) increased in the summer after his job to increase body temperature.
E) unaffected by his job.

Thyroid Hormone Levels

The concentration of hormones produced by the thyroid gland, crucial for regulating metabolism, energy generation, and overall growth and development.

Conserve Body Heat

The process of retaining heat within the body to maintain a stable internal temperature.

Increase Body Temperature

A rise in bodily heat typically resulting from increased metabolic activity, environmental conditions, or illness.