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The hormone that stimulates the stomach to secrete gastric juice is

A) enterogastrone B) enterokinase C) renin D) gastrin Answer:D) gastrin Explanation: Gastrin is secreted by the G cells and it... View Article

Calcitonin is a thyroid hormone which

A) has no effect on calcium B) elevates calcium level in blood C) lowers the calcium level in blood D) elevates potassium level in blood... View Article

Diabetes is due to

A) iodine deficiency B) enzyme deficiency C) hormonal deficiency D) Na+ deficiency Answer:C) hormonal deficiency Explanation: Diabetes is... View Article

The gonadotropic hormones are secreted by

A) interstitial cells of testes B) anterior lobe of the pituitary C) posterior part of the thyroid D) adrenal cortex Answer:B) anterior lobe of... View Article

Secretion of progesterone by corpus luteum is initiated by

A) thyroxine B) testosterone C) LH D) MSH Answer:C) LH Explanation: LH is secreted by the anterior pituitary gland. It induces ovulation and... View Article

The function of oxytocin is to help in

A) gametogenesis B) childbirth C) growth D) none of the above Answer:B) childbirth Explanation: Oxytocin is secreted by the posterior pituitary... View Article

Cholecystokinin and duocrinin are secreted by

A) thyroid gland B) adrenal cortex C) pancreas D) intestine Answer:D) intestine Explanation: Cholecystokinin and duocrinin are secreted by... View Article

MSH is secreted by

A) middle lobe of the pituitary B) anterior lobe of the pituitary C) endostyle D) posterior lobe of the pituitary Answer:A) middle lobe of the... View Article

Melatonin is secreted by

A) skin B) pineal body C) thyroid D) pituitary gland Answer: B) pineal body Explanation: Melatonin is secreted by the pineal gland and is... View Article

Which set is similar?

A) Sebum - Sweat B) Corpus luteum - Graafian follicles C) Vitamin B7 - Niacin D) Bundle of His - Pacemaker Answer: B) Corpus luteum -... View Article

Mainly which type of hormones control the menstrual cycle in human beings?

A) LH B) FSH C) progesterone D) FSH, LH, estrogen Answer:D) FSH, LH, estrogen Explanation: Menstrual cycle is controlled by various... View Article

When both ovaries are removed from the rat then which hormone is decreased in blood?

A) Prolactin B) Oxytocin C) Gonadotropin-releasing factor D) Estrogen Answer:D) Estrogen Explanation: Ovaries secrete estrogen.... View Article

Acromegaly is caused by

A) excess of thyroxine B) excess of STH C) excess of adrenaline D) deficiency of thyroxine Answer: B) excess of STH Explanation:... View Article

Chemically hormones are

A) proteins, steroids and biogenic amines B) biogenic amines only C) steroids only D) proteins only Answer:A) proteins, steroids and... View Article

Which one of the following pairs correctly matches a hormone with a disease resulting from its deficiency?

A) Insulin - Diabetes insipidus B) Luteinizing hormone - failure of ovulation C) Parathyroid hormone - Diabetes mellitus D) Thyroxine - Tetany... View Article

Which one of the following hormones is modified amino acid?

A) Progesterone B) Epinephrine C) Estrogen D) Prostaglandin Answer:B) Epinephrine Explanation: Epinephrine is an amino acid derivative.... View Article

Which one of the following is not a secondary messenger in hormone action?

A) cGMP B) cAMP C) Sodium D) Calcium Answer: C) Sodium Explanation: Some hormones react with membrane receptors and generate second... View Article

A steroid hormone which regulates glucose metabolism is

A) cortisol B) cortisone C) 11-deoxycorticosterone D) corticosterone Answer:A) cortisol Explanation: Cortisol is the main... View Article

A person is having problems with calcium and phosphorus metabolism in his body. Which one of the following glands may not be functioning properly?

A) Pancreas B) Parotid C) Parathyroid D) Thyroid Answer:C) Parathyroid Explanation: Parathormone (PTH) secreted by the parathyroid... View Article

Feeling the tremors of an earthquake a scared resident of the seventh floor of a multistoried building starts climbing down the stairs rapidly. Which hormone initiated this action?

A) Glucagon B) Adrenaline C) Thyroxine D) Gastrin Answer:B) Adrenaline Explanation: Adrenaline or epinephrine is one of the... View Article

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