Biology

Endocrine and Exocrine Glands

690 Questions

The endocrine and exocrine glands topic explores the human body's essential secreting structures, including the pituitary, thyroid, and salivary glands. Questions often focus on gland locations, their specific secretions, and crucial physiological functions. This subject is a core component of the general science syllabus across many highly competitive examinations.

Master endocrine glandsPituitary gland locationSalivary gland functionsThyroid and ductless glandsApocrine sweat glands

Endocrine and Exocrine Glands Questions

Multiple choice

Sudoriferous glands occur in

  1. lung

  2. kidney

  3. skin

  4. alimentary canal
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Sudorific gland or sudoriferous glands are found in skin or mammals. These glands secrete sweat to cool the body. 

Multiple choice

Brunner's glands are located in

  1. oesophagus

  2. duodenum

  3. intestine

  4. stomach
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Brunner's glands are branched and tubular which are located in duodenum only. These glands help in lubricating the food and separate the solid particle of food. 

Multiple choice

Sweat glands in mammals are primarily concerned with

  1. the removal of excess salts

  2. excretion of nitrogenous wastes

  3. thermoregulation

  4. sex-attraction
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Sweat glands in mammals are primarily used for thermoregulation, as the evaporation of sweat helps cool the body down.

Multiple choice

Endocrine glands

  1. Do not possess ducts

  2. Sometimes have ducts

  3. Always have ducts

  4. All of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Endocrine glands pour their secretions directly into the blood. The glans which have ducts are called exocrine glands.

Multiple choice

Pituitary gland is found in

  1. Pancreas

  2. Brain

  3. Gonads

  4. Trachea
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Pancreas is located below the stomach. Gonads are sex glands i.e. ovary and testes. Trachea is a respiratory organ.

Multiple choice

Which gland secretes epinephrine?

  1. Thyroid gland

  2. Ovaries

  3. Adrenal medulla gland

  4. Parathyroid gland
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Each adrenal gland consists of two parts: an inner medulla, which produces epinephrine and norepinephrine (adrenaline and noradrenaline), and an outer cortex, which produces steroid hormones.