Which of the following statements is false about cones?
I.The daylight (photopic) vision and colour vision are function of cones
II.In human eye, there are three types of cones having characteristic photopigments that respond to red, green and BTuellight
III.The sensations of different colours are produced by various combination of these 3 types of cones
IV.When these 3 types of cones are stimulated equally, a sensation of white light is produced.

Which one of the following is correct ?

Glucose, some amino acids and sodium are absorbed in to blood by

Who proposed the concept of 'geo-politics' based on ocean power ?

Paternoster lakes are

Which of the following hormones stimulates growth and development of female accessory sex organs and secondary sex character and also female sexual behaviour?

Juxtaglomerular cells of — produces a peptide hormone called — which stimulates — -

ANF

Atrial natriuretic hormone / factor (ANF) secreted by atrial wall of our heart has exactly the opposite function of this hormone secreted by zona glomerulosa

A hormone not involved in sugar metabolism is

Production, secretion and ejection of milk requires the synergistic effects of prolactin and

Which of the following secretes hormones but is not considered as traditional glandular tissue?

After pvulation, the ruptured follicle is converted into

Progesterone

The estrogen is mainly synthesised and secreted by

Sastrin, secretin, cholecystokinin (CCK) and gastric inhibitory peptide (GIP) are 4 major peptide hormone secreted by

The corpus luteum is the structure which

Find the odd one out

Find the odd one out with respect to site of hormones production

Which of the following statements is incorrect?

Go through the following points -
I.Regulate the development, maturation and functions of epididymis, vas deferens, seminal vesicle, prostrate gland, urethra, etc.
II.Stimulate muscular growth of facial and axillary hairs, aggressiveness, low pitch of voice, etc.
III.Stimulates spermatogenesis
IV.Act on CNS and sexual behaviour (libido)
V.Produce anabolic (synthetic) effect on protein and carbohydrate metabolism
VI.The Leydig's cell / interstitial cells (present in intertubular space) secrete this hormone under the influence of LH
Above points are associated with — hormones

Which one of the following part acts as an endocrine gland or tissue?

The target tissues of hormones are those tissues that

Which of the following statements is false?

Which of the following hormones does not act by a second messenger system?

"Y" is hormone which acts mainly at the renal tubules and stimulates the absorption of Na⁺ and water and excretion
of K⁺ and phosphate ions. Thus it helps in the maintenance of electrolytes body fluid volume, O-P and B.P Y is

Along with which hormone parathyroid hormone plays a significant role in Ca-balance in the body?

Choose  the false one.

Hormones are regulatory molecules secreted by the endocrine systems in vertebrates. Which of the following state-ments is NOT TRUE for hormones?

Hormones produce their effect on target tissue by binding to specific ...A... called hormone receptors located in the
target tissues only. ...B... soluble hormones usually need ...C... receptor that generate ...D ...messengers for regulating cellular metabolism. ...E... soluble hormones can pass through cell membrane and bind to ...F...receptors, mostly ...G... receptors. The hormone receptor complex enter the ...H... and mostly regulate gene expression or chromosome function by interaction of hormone-receptor complex with the ...I...