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(A) The functions described correspond to the hormones epinephrine (adrenaline) and norepinephrine (noradrenaline),which are secreted by the adrenal m

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Adrenal gland

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(A) The functions described correspond to the hormones epinephrine (adrenaline) and norepinephrine (noradrenaline),which are secreted by the adrenal medulla of the adrenal gland.$(I)$ These hormones are known as emergency hormones or hormones of fight or flight,which increase alertness.$(II)$ They increase the heart beat and the strength of heart contraction.$(III)$ They stimulate the breakdown of glycogen in the liver to increase blood glucose levels.$(IV)$ They also stimulate the breakdown of lipids and proteins to provide energy during stress. Therefore,the correct option is the adrenal gland.

Select the correct option on the basis of the following sentences regarding a gland's functions:
$(I)$ Hormones increase alertness.
$(II)$ Hormones increase the heart beat.
$(III)$ Stimulate the breakdown of glycogen.
$(IV)$ Stimulate the breakdown of lipids and proteins.

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Select the correct option on the basis of the following sentences regarding a gland's functions:$(I)$ Hormones increase alertness.$(II)$ Hormones increase the heart beat.$(III)$ Stimulate the breakdown of glycogen.$(IV)$ Stimulate the breakdown of lipids and proteins.