Explanation

• A reflex action is a quick, automatic response to a stimulus.
• It is mainly controlled by the spinal cord, which is part of the central nervous system.
• This allows fast response without involving the brain immediately.
• Thus, reflexes are coordinated by the central nervous system.

Last verified on 23-04-2026

Explanation

• The kidney is an important organ responsible for filtering blood and forming urine.
• Its structural and functional unit is the nephron.
• Each kidney contains millions of nephrons.
• They perform filtration, reabsorption, and secretion.

Last verified on 23-04-2026

Explanation

• Oxytocin is the primary hormone responsible for causing the labor pain
• It is often referred to as the "love hormone" or "cuddle chemical,"

Last updated by NA on 22-April-2026

Explanation

• Insulin is produced in the pancreas, 
• Agland located in the upper abdomen,
• Situated behind the stomach and in front of the spine. 
• Produced by specialized cells known as beta cells
• Regulate blood glucose (sugar) levels,
• Allow glucose to enter cells for energy.

 Last updated 12 april 2026

Explanation