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 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 |
The functions of insulin do not include:
1. Glycogenesis
2. Gluconeogenesis
3. Increased cellular glucose uptake
4. Increased cellular glucose utilization
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 |
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
Identify the incorrectly matched pair:
1. Conn’s disease: Hyperaldosteronism
2. Addison’s disease: Hypoadrenalism
3. Osteitis, fibrosa, cystica: Hypoprathyroidism
4. Hashimoto’s disease: Hypothyroidism
All the following are common second messengers involved in hormonal actions except:
1. Cyclic adenosine monophosphate
2. Inositol phosphate
3. Prostaglandins
4. Calcium
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 |
Which anterior pituitary hormone is predominantly under inhibitory control?
1. LH
2. Growth hormone
3. Prolactin
4. Thyrotropin
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