What is the role of kidney in our body Class 7?

What is the role of kidney in our body Class 7?

The kidneys are two bean-shaped organs in the renal system. They help the body pass waste as urine. They also help filter blood before sending it back to the heart. creating hormones that help produce red blood cells, promote bone health, and regulate blood pressure.

What are the two important functions of kidney?

The kidneys are powerful chemical factories that perform the following functions:

• remove waste products from the body.
• remove drugs from the body.
• balance the body’s fluids.
• release hormones that regulate blood pressure.
• produce an active form of vitamin D that promotes strong, healthy bones.

What is the main function of urinary system?

The urinary system’s function is to filter blood and create urine as a waste by-product. The organs of the urinary system include the kidneys, renal pelvis, ureters, bladder and urethra. The body takes nutrients from food and converts them to energy.

What is urinary bladder and its function?

The urinary bladder is a muscular sac in the pelvis, just above and behind the pubic bone. When empty, the bladder is about the size and shape of a pear. Urine is made in the kidneys and travels down two tubes called ureters to the bladder. The bladder stores urine, allowing urination to be infrequent and controlled.

What is the importance of urinary bladder Class 10?

Urinary bladder is an organ of the excretory system. It is a muscular organ that temporarily stores urine. The contraction and relaxation of the muscles of the urinary bladder allow the urine to pass through the urethra.

How is urine formed in human beings?

The nephrons of the kidneys process blood and create urine through a process of filtration, reabsorption, and secretion. Urine is about 95% water and 5% waste products. Nitrogenous wastes excreted in urine include urea, creatinine, ammonia, and uric acid.