NEET2007ZoologyChemical Coordination and IntegrationActual
Which of the following match is correct?
Options
- A( array |c|c| Hormone & Effect Oxytocin & Milk ejection hormone array )
- B( array |c|c| Hormone & Effect Glucagon & Decreases blood sugar level array )
- C( array |c|c| Hormone & Effect Adrenaline & Decreases heart rate array )
- D( array |c|c| Hormone & Effect Thyroxine & Decreases BMR array )
Correct answer
A. ( array |c|c| Hormone & Effect Oxytocin & Milk ejection hormone array )
Step-by-step solution
Oxytocin is a hormone that causes both contraction of smooth muscle in the uterus during birth and expulsion of milk from the mammary glands during suckling. Oxytocin is produced in the neurosecretory cells of the hypothalamus but is stored and secreted by the posterior pituitary gland. Glucagon is a hormone, secreted by the ( ) (or A) cells of the islets of Langerhans in the pancreas, that increases the concentration of glucose in the blood by stimulating the metabolic breakdown of glycogen. It thus antagonizes th