Hormones Objective Type Questions and Answers

Questions

21 Which is not a function of the hypothalamus?

A Affect heart rate

B Control temperature

C Affect water balance

D Secrete FSH

View Answer

Answer: Secrete FSH

22 The secretions from which of these glands differs between males and females?

A Adrenal

B Parathyroid

C Gonadal

D Pancreas

View Answer

Answer: Gonadal

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23 All of the following are hormones of the anterior pituitary except:

A Human growth hormone (GH).

B Follicle-stimulating hormone (FSH)

C Parathyroid hormone(PTH)

D Thyroid-stimulating hormone (TSH)

View Answer

Answer: Parathyroid hormone(PTH)

24 Calcium level in the blood is regulated by the:

A Thyroid

B Parathyroid

C Posterior pituitary

D A and B

View Answer

Answer: A and B

25 Calcitonin is a hormone of which of following:

A Adrenal cortex

B Thyroid gland

C Pituitary gland

D Thymus gland

View Answer

Answer: Thyroid gland

26 Most hormones of the endocrine system are regulated by a:

A Negative feedback mechanism

B Positive feedback mechanism

C Hormone-receptor complex

D Hormone-gene complex

View Answer

Answer: Negative feedback mechanism

27 The Glucagon is:

A accelerates the conversion of glycogen into glucose

B slows down glucose formation from lactic acid

C decreases the conversion of glycogen into glucose

D speeds up protein synthesis within cells

View Answer

Answer: accelerates the conversion of glycogen into glucose

28 The clusters of cells in the pancreas that produce hormones are the:

A Nodules

B Islets of Langerhans

C Pancreatic medulla

D Pancreatic cortex

View Answer

Answer: Islets of Langerhans

29 Which hormones of the adrenal glands supplement the sex hormones from the gonads?

A Mineralocorticoids, such as aldosterone

B Glucocorticoids, such as cortisol

C Gnadocorticoids, such as the androgens

D Epinephrine and norepinephrine

View Answer

Answer: Gnadocorticoids, such as the androgens

30 The pituitary hormone that stimulates the male testes to produce sperm and stimulates the development of the follicle in the female on a monthly cycle is:

A growth hormone

B luteinizing hormone

C prolactin

D follicle-stimulating hormone

View Answer

Answer: follicle-stimulating hormone

31 Which of the following hormones are responsible for the "fight-or-flight" response?

A Epinephrine and norepinephrine

B Insulin and glucagon

C Esrtogen and progesterone

D Thyroxin and melatonin

View Answer

Answer: Epinephrine and norepinephrine

32 The posterior pituitary stores and releases:

A Growth hormone and prolactin

B Prolactin and oxytocin

C Oxytocin and antidiuretic hormone (ADH)

D ADH and growth hormone

View Answer

Answer: Oxytocin and antidiuretic hormone (ADH)

33 How do hormones from the thyroid and parathyroid regulate the calcium concentration of the blood?

A Calcitonin lowers blood calcium; parathyroid hormone raises blood calcium.

B Parathyroid hormone lowers blood calcium; calcitonin raises blood calcium.

C Thyroxine and triiodothyronine together regulate calcium levels, as needs dictate.

D Both parathroid hormone and the three thyroid hormones function to regulate blood calcium levels.

View Answer

Answer: Calcitonin lowers blood calcium; parathyroid hormone raises blood calcium.

34 The endocrine gland responsible for the body's circadian rhythm is the:

A Thymus gland

B Pineal gland

C Parathyroid gland

D All of above are true

View Answer

Answer: Pineal gland

35 What gland is located just superior to the kidneys?

A Pituitary

B Adrenal

C Pancreas

D ovaries

View Answer

Answer: Adrenal

36 Oxytoxin stimulates the contraction of

A lung

B Ovary

C Heart

D Uterus

View Answer

Answer: Uterus

37 Diabetes mellitus is due to the deficiency of

A Insulin

B LH

C FSH

D glucogon

View Answer

Answer: Insulin

38 Name the hormone which takes part in the release of FSH and LH from the anterior pituitary.

A Growth hormone

B GnRH

C Somatostatin

D TRH

View Answer

Answer: GnRH

39 Name the gland, which releases Neurohormone.

A Hypothalamus

B Pituitary

C Thyroid

D Pancreas

View Answer

Answer: Hypothalamus

40 Which of the following is protein hormone?

A Oxytocin

B Insulin

C TSH

D Antidiuretic hormone

View Answer

Answer: Insulin

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