Multiple Choice
Which gland is referred to as the 'master gland' in the endocrine system?
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16. The Endocrine System
Introduction to the Endocrine System
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Which gland secretes epinephrine?
A
Pineal gland
B
Thyroid gland
C
Adrenal gland
D
Pituitary gland
Verified step by step guidance1
Identify the function of each gland listed in the options to understand their roles in the body.
The pineal gland is primarily responsible for the secretion of melatonin, which regulates sleep-wake cycles.
The thyroid gland produces hormones like thyroxine (T4) and triiodothyronine (T3), which regulate metabolism.
The pituitary gland, often called the 'master gland,' secretes various hormones that regulate other glands, but it does not secrete epinephrine.
The adrenal glands, located on top of the kidneys, secrete epinephrine (also known as adrenaline) and norepinephrine, which are involved in the body's fight-or-flight response.
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