MCQs on Endocrine System. Part 1 of 3.

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MCQs on Endocrine System. Part 1 of 3.

Quiz

  

Time for this test is 45 minutes.

 

1. Secretion of the endocrine gland is called “-----”.
   1.   Hormone.
   2.   Enzymes.
   3.   Plasma.
   4.   Xenobiotics.
2. Which of the following is NOT a type of hormone?
   1.   Amines.
   2.   Peptides.
   3.   Steroids.
   4.   Xanthines.
3. Thyroxine the Thyroid hormone belongs to which of the following class of hormones?
   1.   Amines.
   2.   Peptides.
   3.   Steroids.
   4.   Xanthines.
4. Oxytocin hormone belongs to which of the following class of hormones?
   1.   Amines.
   2.   Peptides.
   3.   Steroids.
   4.   Proteins.
5. Insulin hormone belongs to which of the following class of hormones?
   1.   Amines.
   2.   Peptides.
   3.   Steroids.
   4.   Proteins
6. Oestrogen hormone belongs to which of the following class of hormones?
   1.   Amines.
   2.   Peptides.
   3.   Steroids.
   4.   Proteins
7. The hormones whose receptors are present inside the cells need ------.
   1.   Good Lipid Solubility.
   2.   Good Water Solubility.
   3.   Good hormone receptor binding ability.
   4.   None of these.
8. Which of the following hormones have their receptors inside the cell?
   1.   Acetylcholine.
   2.   Angiotensin II.
   3.   Testosterone.
   4.   Adrenaline.
9. Which of the following hormones have their receptors on the cell membrane?
   1.   Testosterone.
   2.   Progesterone.
   3.   Estrogen.
   4.   Angiotensin II.
10. The activated G Protein activates an enzyme “-------” which causes conversion of ATP (Adenosine Triphosphate) to cAMP.
    1.   Phospholipase C.
    2.   Adenylate cyclase.
    3.   Pyruvate Kinase.
    4.   Carbonic anhydrase.
11. The cAMP action is checked by an enzyme “------”.
    1.   Phospholipase C.
    2.   Phosphodiesterase.
    3.   Pyruvate Kinase.
    4.   Carbonic anhydrase.
12. The activated G Protein activates an enzyme “Phospholipase C” which causes cleavage of a -------- from the cellular membrane.
    1.   Phospholipid.
    2.   Protein.
    3.   Receptor.
    4.   Carbohydrate.
13. Which endocrine gland is called “Master Endocrine Gland”?
    1.   Pituitary Gland.
    2.   Pineal Gland.
    3.   Adrenal Gland.
    4.   Thyroid Gland.
14. Which endocrine gland is called “Suprarenal Gland”?
    1.   Pituitary Gland.
    2.   Pineal Gland.
    3.   Adrenal Gland.
    4.   Thyroid Gland.
15. Cushing's Syndrome is a disorder related to which endocrine gland?
    1.   Pituitary Gland.
    2.   Pineal Gland.
    3.   Adrenal Gland.
    4.   Thyroid Gland.
16. Which endocrine gland plays an important role in maintaining the body's circadian rhythms?
    1.   Pituitary Gland.
    2.   Pineal Gland.
    3.   Adrenal Gland.
    4.   Thyroid Gland.
17. Which of the following glands have both exocrine and endocrine functions?
    1.   Pancreas.
    2.   Pineal Gland.
    3.   Adrenal Gland.
    4.   Thyroid Gland.
18. Which of the following glands secrete “Melatonin”?
    1.   Pancreas.
    2.   Pineal Gland.
    3.   Adrenal Gland.
    4.   Thyroid Gland.
19. Pituitary gland is located below the hypothalamus in the “hypophyseal fossa” of the -------.
    1.   Sphenoid Bone.
    2.   Hyoid Bone.
    3.   Temporal Bone.
    4.   Occipital Bone.
20. Pituitary gland is connected to the hypothalamus with a string called “------”.
    1.   Infundibulum.
    2.   Isthmus.
    3.   Hypophyseal fossa.
    4.   Renal fascia.

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