NEET2016ZoologyChemical Coordination and IntegrationActual
The posterior pituitary gland is not a 'true' endocrine gland because
Options
- AIt is provided with a duct
- BIt only stores and releases hormones
- CIt is under the regulation of hypothalamus pressure pulling at the lung walls.
- DIt secretes enzymes
Correct answer
B. It only stores and releases hormones
Step-by-step solution
The posterior pituitary gland is not a true endocrine gland because it only stores and releases hormones. The posterior lobe contains the ends of nerve cells coming from the hypothalamus. The hypothalamus sends hormones directly to the posterior lobe via these nerves, and then the pituitary gland releases them. Antidiuretic hormone (ADH) or Vasopressin: This hormone prompts the kidneys to increase water absorption in the blood. Oxytocin is involved in a variety of processes, such as contracting the uterus during ch