What Does NOT Happen During Thyroid Hormone Secretion

question 94

Multiple Choice

What does NOT happen during thyroid hormone secretion?

• A) The follicular cells phagocytize a piece of colloid.
• B) T4 and T3 are split off thyroglobulin by lysosomal enzymes within the follicular cell and subsequently diffuse out of the cell into the blood.
• C) T4 and T3 are secreted by exocytosis of the colloid that has been internalized by the follicular cells.
• D) a and b

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Definitions:

Fixed Time Interval

In operant conditioning, a reinforcement schedule where a response is rewarded only after a specified amount of time has elapsed.

Variable Time Interval

A schedule in operant conditioning where reinforcement is provided after varying intervals of time.

Variable Ratio Schedule

A reinforcement schedule in operant conditioning where a response is rewarded after an unpredictable number of responses.

Fixed Ratio Schedule

A reinforcement schedule in behavioral psychology where a response is reinforced only after a specified number of responses.