Which hormone is responsible for reabsorption of water in kidney?

• ADH

• STH

• ACTH

• GTH

A.

ADH

Antidiuretic Hormone (ADH) or vasopressin is the hormone responsible for reabsorption of water from kidney tubules resulting in concentrated urine. It helps in regulating the body's retention of water.

STH or somatotropin or somatotrophic hormone refers to the growth hormone produved naturally in animals. 

ACTH or adrenocorticotropic hormone is a hormone produced in the anterior part of brain. It regulates the levels of the steroid hormone cortisol.

GTH or gonadotropic hormone are glycoprotein polypeptide hormones secreted by gonadotrope cells of the anterior pituitary of vertebrates. It regulates normal growth, sexual development and reproductive function.