Thyroid Hormone Regulation

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What effect does negative feedback have on the production of TRH by the hypothalamus?

Stimulates the production of TRH

Has no effect on the production of TRH

Halts the production of TRH

Slows the production of TRH (correct)

In what circumstances does T3/T4 production increase?

In a warm environment

When cellular energy demand increases (correct)

When cellular energy demand decreases

During exposure to heat

What effect does a cold environment have on TSH release by the anterior pituitary?

Has no effect on TSH release

Halts TSH release

Increases TSH release (correct)

Slows TSH release

What is the function of follicular cells in the thyroid gland?

To produce and release thyroglobulin (TGB) Signup and view all the answers

What is the role of peroxidase in thyroid hormone synthesis?

To oxidize iodide into iodine for thyroid hormone synthesis Signup and view all the answers

What causes an increase in T3/T4 production in the thyroid gland?

Exposure to a cold environment Signup and view all the answers

What is the function of thyroglobulin (TGB) in thyroid hormone synthesis?

It serves as a substrate for thyroid hormone synthesis Signup and view all the answers

What is the role of peroxidase in thyroid hormone synthesis?

It oxidizes iodide into iodine for thyroid hormone synthesis Signup and view all the answers

What is the impact of negative feedback on the release of TSH from the anterior pituitary?

It slows or stops the release of TSH Signup and view all the answers

What causes an increase in cellular energy demand, leading to an increase in T3/T4 production?

Hypoglycemia Signup and view all the answers

What is the main function of follicles in the thyroid gland?

To pull iodide ions from the blood stream Signup and view all the answers

Thyroid Hormone Regulation

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Questions and Answers

What effect does negative feedback have on the production of TRH by the hypothalamus?

In what circumstances does T3/T4 production increase?

What effect does a cold environment have on TSH release by the anterior pituitary?

What is the function of follicular cells in the thyroid gland?

What is the role of peroxidase in thyroid hormone synthesis?

What causes an increase in T3/T4 production in the thyroid gland?

What is the function of thyroglobulin (TGB) in thyroid hormone synthesis?

What is the role of peroxidase in thyroid hormone synthesis?

What is the impact of negative feedback on the release of TSH from the anterior pituitary?

What causes an increase in cellular energy demand, leading to an increase in T3/T4 production?

What is the main function of follicles in the thyroid gland?

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