Endocrinology Questions and Answers

Consolidate your learning: Genomic analysis in the giant panda show that there is a mutation in a gene required for the synthesis of T3 and T4. Thinking about how feedback control works, what might you predict for the levels of TSH in giant pandas?

American pika are small mammals that are related to rabbits and usually live above the tree line in the mountains of western North America. Pika are herbivores that maintain a high basal metabolic rate and high body temperature as adaptations to living at high elevations in the mountains where temperatures are cold. If you were to measure the levels of T3 and T4 hormones in pika, what would you predict?

Hypersecretion of growth hormone in adults can cause (check all that apply) goiter. exophthalmus. exophthalmus and gigantism gigantism. acromegaly and gigantism. diabetes. acromegaly.

What hormones are produced by zona glomerulosa of the adrenal cortex? glucocorticoids androgenic steroids mineralocorticoids neurohormones

Calcium reabsorption at the kidneys is increased by the hormone calcitonin. cortisol. aldosterone. calcitriol. ADH.

Which of the following statements about how cells regulate their metabolic pathways is false? The words "fat free" are found on some candy packaging indicating that the candy is made of carbohydrates, not lipids. If individuals incorporate such candy into a diet plan, why will they not lose weight, or even gain weight? Any excess carbohydrate consumed is metabolized during aerobic cellular respiration, resulting in excess ATP production and the prevention of weight loss. The body converts any excess carbohydrates to proteins in the process of protein synthesis, which could prevent weight loss. Carbohydrates promote obesity because the body reacts to rise in insulin to converts any excess carbohydrates to lipids in the process of lipogenesis. The body converts any excess carbohydrate to nucleic acids, which could prevent weight loss.