Internal Examination 2081, B.V. Sc & A.H. 3th Sem.
Time: 20 minutes. The instruction is Answer all the questions.
Here are the questions written on the paper:
1. Define hormone.
Fill in the blanks:
-
Cell to cell signaling refers to the transfer of __________.
-
Paracrine messenger enters the target cell through __________.
-
Hormone secreted from the heart are __________.
-
Hormones having membrane bound receptors are __________.
-
Lipid soluble hormone act via __________ receptors.
-
Receptors of thyroid hormones are in __________ of cell.
-
Protein hormones act by __________.
-
Cyclic AMP executes the actions of hormone inside the cell by __________.
-
Common enzyme activated by calcium-calmodulin complex is __________ in smooth muscle.
-
Thyroid and steroid hormones execute their function by acting on __________ in the target cells.
-
Hypothalamic neurons release neurotransmitters that are carried from the hypothalamus to the adenohypophysis via __________.
-
GH stimulates the liver to secrete __________.
-
Hypersecretion of GH after the fusion of epiphysis with the shaft of the bones leads to a condition called __________.
-
__________ stimulates secretion of ACTH from anterior pituitary.
-
__________ stimulates secretion of prolactin.
-
Breastfeeding stimulates synthesis of estradiol in granulosa cells of the ovary and helps in spermatogenesis by its effect on Sertoli cell of the testis.
-
Osmoreceptors are situated in __________.
-
Throughout labor, large quantity of oxytocin is released by means of __________ mechanism.
-
Deficiency of thyroid hormones during fetal life and first few years of postnatal life leads to __________.
-
Parathormone maintains blood calcium level by acting on __________.
Time: 20 minutes. The instruction is Answer all the questions.
1. Endocrine system doesn’t include
(a) Adrenal gland
(b) Salivary gland
(c) Thyroid gland
(d) Pituitary gland
2. Adam’s apple is
(a) Parathyroid gland
(b) Thyroid gland
(c) Adrenals gland
(d) None of above
3. Nymphomania is
(a) Regular in heat
(b) Irregular in heat
(c) All of above
(d) None of above
4. Paracrine acts as
(a) Systemic
(b) Locally
(c) Humoral
(d) Innate
5. Water soluble hormones act through
(a) Cell membrane based
(b) Nuclear based
(c) Both
(d) None
6. Hormonal receptor of kidney cell
(a) IP₃
(b) DAG
(c) cGMP
(d) cAMP
7. Epinephrine never binds with
(a) Insulin
(b) Glucagon
(c) All
(d) None
8. Neuroendocrine gland is
(a) Pituitary gland
(b) Ovary
(c) Pancreas
(d) Hypothalamus
9. Long stress in body is coped with
(a) Adrenal medulla
(b) Adrenal cortex
(c) Thyroid
(d) None
10. Satiety centre is controlled by
(a) Pituitary gland
(b) Hypothalamus
(c) Thyroid
(d) Parathyroid
11. Master gland is
(a) Pituitary
(b) Hypothalamus
(c) Pineal
(d) All
12. TSH secretion is highest in
(a) Morning
(b) Day
(c) Evening
(d) Night
13. Prolactin is initiated during
(a) Injury
(b) Lactation
(c) Excitement
(d) None
14. Contraction of uterus is due to release of
(a) Prolactin
(b) Oxytocin
(c) Both
(d) None
15. Glycogenolysis is conversion of
(a) Glycogen into glucose
(b) Amino acid into glucose
(c) Glycerol into glucose
(d) None
16. Proinsulin consists of
(a) Amino terminal chain
(b) Carboxyterminal A chain
(c) C peptide
(d) All
17. Aldosterone increases
(a) Blood Na⁺ level
(b) Blood glucose level
(c) Both
(d) None
18. Arachidonic acid is precursor of
(a) Estrogen
(b) Progesterone
(c) Prolactin
(d) Prostaglandin
19. Contraction of gastric tract smooth muscle by
(a) Prostaglandin I₂
(b) Prostaglandin E₂
(c) Prostaglandin F₂α
(d) Prostaglandin D₂
20. Cholecystokinin enzyme released by
(a) ‘I’ cell
(b) ‘D’ cell
(c) ‘G’ cell
(d) ‘K’ cell
Final Question :
Final Practical Question: