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Identify the hormone with its correct matching of source and function:

  1. A
    Oxytocin — posterior pituitary, growth and maintenance of mammary glands.
  2. B
    Melatonin — pineal gland, regulates the normal rhythm of sleep-wake cycle.
  3. C
    Progesterone — corpus luteum, stimulation of growth of female secondary sex organs.
  4. D
    Atrial natriuretic factor — ventricular wall, increases the blood pressure.

Solution & Step-by-step Explanation

Melatonin is secreted by the pineal gland and plays a very important role in the regulation of a 24-hour (diurnal) rhythm of our body, such as the sleep-wake cycle.

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Identify the hormone with its correct matching of source and function:
A
Oxytocin — posterior pituitary, growth and maintenance of mammary glands.
B
Melatonin — pineal gland, regulates the normal rhythm of sleep-wake cycle.
C
Progesterone — corpus luteum, stimulation of growth of female secondary sex organs.
D
Atrial natriuretic factor — ventricular wall, increases the blood pressure.

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