Biology · General Awareness

Human Endocrine System

1,395 Questions

The human endocrine system comprises glands that secrete hormones to regulate bodily functions like metabolism, growth, and reproduction. Competitive exams frequently test the specific roles of hormones such as adrenaline, insulin, and progesterone. Use these questions to master the locations and functions of different hormones.

Hormone functionsIslets of LangerhansFight or flight responseBlood pressure regulationFemale sex hormonesWater soluble hormones

Human Endocrine System Questions

Multiple choice

Aldosterone is secreted by

  1. anterior pituitary gland

  2. adrenal medulla

  3. posterior pituitary gland

  4. adrenal cortex
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

 Adrenal cortex secretes aldosterone which increases water absorption in kidneys.

Multiple choice

Fight-or-flight response is the effect of

  1. epinephrine secreted by adrenal gland

  2. antidiuretic hormone secreted by the pituitary gland

  3. adrenocorticotropic hormone secreted by the pituitary gland

  4. insulin secreted by the pancreas
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

 Epinephrine secreted by the adrenal gland regulates stress responses.

Multiple choice

In man, PTH or parathyroid hormone

  1. reduces blood calcium level

  2. stimulates calcitonin release

  3. is produced by the thyroid gland

  4. is released when blood calcium level falls
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

In man, PTH or parathyroid hormone is released when blood calcium level falls.