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Hormones MCQs | Hormones Multiple Choice Questions and Answers

Free download in PDF Hormones Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
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(1) Chemical messengers secreted by ductless glands are called___________
[A] Lymph
[B] Platelets
[C] Plasma
[D] Hormones
Answer: Hormones
(2) Which of the following is NOT an endocrine gland?
[A] Hypothalamus
[B] Pituitary
[C] Parathyroid
[D] Pancreas
Answer: Hypothalamus
(3) Which of the following is Growth hormone inhibiting hormone?
[A] FSH
[B] TRH
[C] GHRH
[D] Somatostatin
Answer: Somatostatin
(4) Mark the one, which is not inhibited by the effect of somatostatin.
[A] GH
[B] TSH
[C] Glucagon
[D] Dopamine
Answer: Dopamine
(5) Name the hormone, which is released by the posterior pituitary.
[A] Oxytocin
[B] TSH
[C] ICSH
[D] Prolactin
Answer: Oxytocin
(6) The first hormone isolated (1902) was
[A] thyroxine
[B] vasopressin
[C] secretin
[D] adrenaline
Answer: secretin
(7) Metabolic rate in mammals is controlled by
[A] pancreas
[B] Liver
[C] Thyroid
[D] Pituitary
Answer: Thyroid
(8) Islets of Langerhans are found in
[A] Liver
[B] Spleen
[C] Pancreas
[D] Pituaitry
Answer: Pancreas
(9) Myxoedema in adults is caused due to
[A] Hyperthyrodism
[B] Deficiency of PTH
[C] over production of PTH
[D] Deficiency of thyroid hormone
Answer: Deficiency of thyroid hormone
(10) Testosterone is secreted by
[A] Leydig cells
[B] Sertoli cells
[C] Histocyte
[D] Primary spermatocyte
Answer: Leydig cells
(11) HCG is secreted by
[A] placenta
[B] Ovary
[C] Thymus
[D] Thyroid
Answer: placenta
(12) Cushing syndrome is due to the hyper secretion of
[A] Adrenal cortex
[B] Thyroid
[C] Pituitary
[D] Adrenal medulla
Answer: Adrenal cortex
(13) Goitre is caused by
[A] Excess secretion of thyroxin
[B] Deficiency of iodine
[C] Over eating
[D] Defective growth hormone
Answer: Deficiency of iodine
(14) Which of these is true of the endocrine system?
[A] secretes hormones that are transported to target cells by blood
[B] causes changes in metabolic activities
[C] effects are prolonged
[D] All of above are true
Answer: All of above are true
(15) Name the gland that is located at the base of the throat, just inferior to the laryngeal prominence (Adam's apple).
[A] Pituitary
[B] Pineal gland
[C] Hypothalamus
[D] Thyroid
Answer: Thyroid
(16) In the pancreas, which are the cells that secrete insulin, decrease the blood levels of glucose.
[A] delta.
[B] alpha.
[C] beta.
[D] beta.
Answer: beta.
(17) Endocrine glands differ from exocrine glands in that:
[A] Endocrine glands are ductless and exocrine glands release secretions at the body's surface or into ducts
[B] Endocrine glands release hormones, whereas exocrine glands release waste
[C] Endocrine glands are formed by epithelial tissue, but exocrine glands are primarily connective tissue
[D] Endocrine glands are all interconnected; whereas exocrine glands act completely independently
Answer: Endocrine glands are ductless and exocrine glands release secretions at the body's surface or into ducts
(18) Which of these is not an endocrine property?
[A] hormones reach targets through the blood
[B] effects are slow and cyclic
[C] rapid acting effects
[D] effects caused by chemicals
Answer: rapid acting effects
(19) The primary target of the releasing and inhibiting hormones of the hypothalamus is the:
[A] Liver and adipose tissue
[B] Gonads
[C] Anterior pituitary
[D] Bone marrow
Answer: Anterior pituitary
(20) Which of these is not an endocrine gland?
[A] Pancreas
[B] Testes
[C] Salivary gland
[D] Parathyroid
Answer: Salivary gland
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