Oxytocin and Vasopressin and Their Functions

Q.

What is CPH4?

Q. Which of the following is not a function of kidney ?

1. Regulation of blood pressure
2. Removal of urea
3. Regulation of acidity of fluids
4. Secretion of antibiotics

Q.

Which hormone stimulates the secretion of milk from female?

1. Progesterone

2. Oxytocin

3. Prolactin

4. LH

Q. Which of the following is an accumulation and release centre of neurohormones

1. Anterior pituitary lobe
2. Posterior pituitary lobe
3. Intermediate lobe of the pituitary
4. Hypothalamus

Q.

What is the full form of ADH? How does ADH control osmoregulation in human kidneys?

Q.

What are the side effects of peptides?

Q. Which of the following options indicates correctly matched pairs for column I and column II
$\begin{array}{cc}\text{Column I}& \text{Column II}\\ \text{A. Prolactin}& \text{(i) Stimulates a vigorous contraction of the uterus during childbirth.}\\ \text{B. LH}& \text{(ii) Secretion of Glucocorticoids.}\\ \text{C. ACTH}& \text{(iii) Formation of milk in mammary glands.}\\ \text{D. Oxytocin}& \text{(iv) Secretion of male sex hormone.}\end{array}$

1. A- ii, B- iv, C-i, D- iii
2. A- iii, B- iv, C- ii, D- i
3. A-iii, B-i, C-iv, D-ii
4. A-iv, B-i, C-iii, D-ii
   

Q. Lippes loop, Cu7 and LNG -20. The correct chronological order of their generation is as follows

1. Second, third and first
2. Third, first and second
3. First, second and third
4. Third, second and first

Q.

What are the three layers of the adrenal cortex?

Q. Voluntary muscular coordination is under control of:

1. Cerebellum
2. Medulla oblongata
3. Hypothalamus
4. Cerebral hemispheres

Q. With reference to the pituitary gland, which of the following statements is correct?

1. Neurohypophysis synthesises vasopressin and oxytocin
2. Neurohypophysis collects and stores vasopressin and oxytocin
3. Adenohypophysis stores TSH and STH secreted by neurohypophysis
4. Adenohypophysis secretes vasopressin and oxytocin

Q.

State one main function of the thyrocalcitonin hormone.

Q.

Identify the basic amino acid from the following.

1. Glutamic acid.

2. Lysine.

3. Valine.

4. Tyrosine

Q. Given below are four statements of hCG during pregnancy
Statement 1: A woman passes out hCG in the urine during pregnancy.
Statement 2: The presence of hCG in urine is the basis for the pregnancy test
Statement 3: After the completion of a month of pregnancy hCG secretion starts by the placenta.
Statement 4: Gravindex test is performed on the urine sample to detect pregnancy.

Choose the correct option

1. Statement 1 and statement 2 only
   
2. Statement 2 and statement 4 only
3. Statement 1, statement 2 and statement 3 only
4. Statement 1, statement 2 and statement 4 only
   

Q. A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro-hormonal control system?

1. Sympathetic nervous system is activated releasing epinephrine and nor-epinephrine from adrenal medulla.
2. Hypothalamus activates the parasympathetic division of the brain.
3. Neurotransmitters diffuse rapidly across the cleft and transmit a nerve impulse.
4. Sympathetic nervous system is activated releasing epinephrine and nor-epinephrine from the adrenal cortex.

Q.

The function of rennin is:

1. stimulation of corpus luteum

2. vasodilation

3. to reduce blood pressure

4. conversion of angiotensinogen

Q.

How does vasopressin affect blood pressure?

Q. Which one of the following matches is incorrect?

1. Thyroid hormone - regulates basal metabolic rate
2. FSH - regulates spermatogenesis in males
3. Prolactin - ejection of milk from mammary glands
4. Vasopressin - reabsorption of water and electrolyte from distal tubules of kidney

Q.

Which one of the following is also known as antidiuretic hormone?
(a) Oxytocin (b) Vasopression (c) Adrenaline (d) Calcitonin

Q. Which of these is responsible for the "milk ejection reflex"?

1. Oxytocin
2. Prolactin
3. Vasopressin
4. Leutotrophin

Q.

What does LH In males stimulate?

Q.

State the following statement is true or false. If false, write the correct form of statement by changing the first or last word only.

Pituitary gland is both exocrine and endocrine in function.

1. True
2. False

Q. Function of sertoli cells is controlled by:

1. Estrogen
2. FSH
3. Testosterone
4. ACTH

Q. A. Calcitonin regulates the metabolism of calcium.
B. Oxytocin stimulates contraction of uterine muscles during birth.
C. Grave’s disease is caused by malfunctioning of adrenal gland.
D. ADH stimulates absorption of water and increases the urine production.

Choose the correct option.

1. A, B and C are true; D only false
2. A only true; B, C and D are false
3. A and B are true; C and D are false
4. A and D are false; B and C are true

Q.

What are the morphogenetic functions of hormones?

Q.

What is the effect of the sympathetic system on gastric secretion?

Q. Hormone responsible for ejection of mik after parturition is-

1. Prolactin
2. Oxytocin
3. Estrogen
4. Both a and b

Q.

Antidiuretic hormone ADH is produced from

1. Kidney

2. Hypothalamus

3. Anterior pituitary

4. Posterior pituitary

Q. A person passes much urine and drinks much water but his blood glucose level is normal. This condition may be the result of

1. A reduction in insulin secretion from pancreas
2. A reduction in vasopressin secretion from posterior pituitary
3. A fall in the glucose concentration in urine
4. An increase in secretion of glucagon

Q.

State whether the following statement is true or false.If false rewrite the correct statement by changing the first and last word only.

Hormones are secreted directly into the organs

1. True
2. False