chemical coordination and integration

 Chapter : Chemical coordination and integration - Questions and answers 

 

Qus 1. Which of the following hormones increase alertness, piloerection and sweating?
a) TCT
b) Catecholamines
c) Cortisol
d) Thymosins

B

 

Qus 2. Reabsorption of Na' along with excretion of K is controlled by which one of the following hormones?
a) Cortisol
b) Prostaglandins
c) Estrogen
d) Aldosterone

B

 
Qus 3. Location and secretion of Leydig cells are? 
a) Pancreas - Glucagon
b) Ovary-Estrogen
c) Ovary - Progesterone
d) Testis - Testosterone

D

 
Qus 4. Urinary excretion of Na" is regulated by-
a) Anterior Pituitary
b) Adrenal cortex
c) Neurohyphophysis
d) Pars intermedial

B

 

Qus 5. Thyrocalcitonin is secreted during-
a) Increased blood calcium level
b) Decreased blood calcium level
c) Both (A) and (B)
d) Increased blood sugar level.

A

 
Qus 6. Which of the following is an accumulation and release centre of Neurohormones?
a) Anterior Pituitary lobe
b) Neurohypophysis
c) Pars intermedia
d) Hypothalamus

B

 
Qus 7. BMR and Temperature of body is controlled by which endocrine gland?
a) Adrenal cortex
b) Thymus
c) Thyroid
d) Pituitary

C

 
Qus 8. In mammals the female secondary sexual characters are developed mainly by the hormone?
a) HCG
b) Progesterone
c) Estrogens
d) All of these

C

Qus 8. Parathormone causes -

a) Hypercalcemia

b) Hyperglycemia

c) Hyperkalemia

d) Hypocalcemia and hypoglycemia both

A

 

Qus 9. Diabetic patients are successfully treated with:-

a) GH therapy

b) More amount of thyroxine

c) Insulin therapy

d) (B) & (C) both

C

 

Qus 10. After ovulation, ruptured follicle secrete hormone that helps in:-

a) Libido

b) Growth of facial hair

c) High pitch voice

d) Pregnancy support

d

 

Qus 11.Which one of the following decreases blood pressure?

a) Insulin

b) ADH

c) ANF

d) Aldosterone

C

 

Qus 12. Group of hormones which is related with cytoplasmic bounded receptors?

a) Hypothalamic hormones and epinephrine

b) Thyroid hormone and estradiol

c) Insulin and glucagon

d) GH and MSH

B

 

Qus 13. Hyperglycemic and hypoglycemic hormones are:-

a) Insulin and glucagon

b) Adrenalin and glucagon

c) Adrenalin and Insulin

d) Glucagon and growth hormone

C

 

Qus 14. Find out correctly matched :-

(A) Thymus-AMI

(B) PTH-Ca absorption

(C) Adrenal-glucocorticoids

(D) Thyroid Anti-inflammatory response

a) A, B, D

b) B, C, D

c) A, B, C

d) A, C, D

C

 

Qus 15. Which one is incorrect statement?

a) Hypothalamus regulate a wide spectrum of body functions.
b) Pituitary, pineal, testes, heart and kidney are organised endocrine gland of body.
c) Hormones are non-nutrient chemicals and intercellular messenger. 
d) LH helps in maintenance of corpus luteum after ovulation.

B

Qus 16 . Steroid hormones -
a) Have only cell surface receptors
b) Are lipophobic
c) Have receptors within the nucleus.
d) Are produced by only adrenal cortex.

C

 
Qus 17. Both adrenaline and cortisol are secreted in response to stress. Which of the following statements is also true for both of these hormones?
a) They act to increase blood glucose
b) They are secreted by the adrenal cortex
c) Their secretion is stimulated by adrenocorticotropin
d) They are secreted into the blood within seconds of the onset of stress.

A

Qus 18. Which one is incorrect for hypothalamus ?
a) Basal part of diencephalon
b) Regulate narrow spectrum of body functions
c) Neural control of posterior pituitary
d) Release somatostatin for GH Inhibition

B

 
Qus 19. Pineal gland is not related with:-
a) Body temperature
b) Defence capability
c) Metabolism
d) Kidney functions

D

 
Qus 20. Vigrous contraction of uterus muscles is stimulated by:-
a) ADH
b) Oxytocin
c) MSH
d) GH

B