Which of the Following Is True of T₄

question 5

Multiple Choice

Which of the following is true of T₄?

• A) It contains three atoms of iodine.
• B) It binds more efficiently to target cell receptors than does T3.
• C) It is a prohormone for T3.
• D) All of the above are true of T4.

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Definitions:

Alpha Waves

Brain waves detected by an EEG that are associated with a state of relaxed alertness.

Delta Waves

Slow brain waves generated during deep sleep, indicative of the deepest stages of rest and unconsciousness.

NREM-3

The third stage of non-rapid eye movement sleep, characterized by deep sleep and the presence of delta waves.

N2 Sleep

A stage of sleep characterized by specific brain wave activity known as sleep spindles and K-complexes, marking a deeper sleep phase than N1.