Match each item in Column I [Hormone] with one in Column II [Function] and select your answer from the codes given:
Column I |
Column II |
A. ADH |
a. Makes collecting duct permeable to water and urea |
B. PTH |
b. Stimulates osteoclasts |
C. LH |
c. Rupture of Graafian follicle leading to ovulation |
D. ANF |
d. Causes vasodilation |
Codes
A | B | C | D | |
1. | a | b | c | d |
2. | a | b | d | c |
3. | b | a | d | c |
4. | b | a | c | d |
Glycosuria and ketonuria are diagnostic of:
1. Graves’ disease | 2. Addison’s disease |
3. Conn’s syndrome | 4. Diabetes mellitus |
Hormones which interact with intracellular receptors:
1. generate second messengers
2. depolarize the membrane of the target cells
3. stop the enzymatic actions of membrane proteins
4. regulate gene expression
All the following statements regarding parathyroid hormone are correct except:
1. | It is a peptide hormone |
2. | It is regulated by a tropin secreted by anterior pituitary |
3. | It stimulates the process of bone resorption or demineralization |
4. | It stimulates calcium absorption from the digested food |
All the following are common second messengers involved in hormonal actions except:
1. Cyclic adenosine monophosphate
2. Inositol phosphate
3. Prostaglandins
4. Calcium
The hormones of ‘flight or fight’ response:
1. are secreted by the zona glomerulosa of adrenal cortex
2. are commonly called as catecholamines
3. are released slowly over a period of time when required
4. do not act via a second messenger system
Consider the following regarding the actions of steroidal hormones produced by human ovary:
I: | Estrogen is responsible for the development and maintenance of secondary sexual characters in females |
II: | Progesterone is a pregnancy hormone |
III: | Estrogen regulates female sexual behavior |
IV: | Progesterone stimulates the formation of alveoli in mammary glands |
Select correct statements from above statements
1. | I, II and III | 2. | I, II and IV |
3. | II, III and IV | 4. | I, II, III and IV |
Identify the incorrect statement regarding thyroid gland:
1. | The two lobes are connected by an isthmus |
2. | Iodine is essential for synthesis of T3 and T4 by thyroid |
3. | The follicles are lined by cuboidal epithelium |
4. | All hormones secreted by thyroid are iodothyronines |
Consider the functions given:
I. Stimulation of synthesis of androgens
II. Regulation of spermatogenesis
III. Induction of ovulation
IV. Maintenance of corpus luteum
The functions of LH will include:
1. I, II and III only | 2. I, III and IV only |
3. II, III and IV only | 4. I, II, III and IV |
Identify the correct statements from the following:
I: | ANF is secreted by the right atrium of heart and causes vasodilation |
II: | Erythropoietin is secreted by kidney and stimulates bone marrow to produce RBC |
III: | Insulin-like growth factors are secreted by liver and play an important role in childhood growth, and has anabolic effects in adults |
1. | Only I and II | 2. | Only I and III |
3. | Only II and III | 4. | I, II and III |