Question

what is the excretory system (urinary tract)? the excretory system (also called the urinary tract) is one of the systems our bodies use to get rid of waste products. the kidneys are the part of the urinary tract that makes urine (pee). urine has salts, toxins, and water that need to be filtered out of the blood. after the kidneys make urine, it leaves the body using the rest of the urinary tract as a pathway. you drink, you pee. however, urine is more than just that drink you had a few hours ago. the body produces pee as a way to get rid of waste and extra water that it does not need. before leaving your body, urine travels through the urinary tract. the urinary tract or excretory system is a pathway that includes the: • kidneys: two bean - shaped organs that filter waste from the blood and produce urine • ureters: two thin tubes that take pee from the kidney to the bladder • bladder: a sac that holds pee until it’s time to go to the bathroom • urethra: the tube that carries urine from the bladder out of the body when you pee 1. what does the excretory system do? 2. what do kidneys make? 3. what does urine have in it? 4. what are the ureters? 5. what does the bladder do? 6. what does the urethra do?

Explanation:

1. The excretory system's urinary tract filters waste from blood and expels it as urine. Kidneys filter waste to produce urine. Ureters carry urine from kidneys to bladder. Bladder stores urine until urination. Urethra is the tube for urine to exit the body.
2. Kidneys make urine by filtering waste, salts, toxins, and excess water from blood.
3. Urine in the bladder contains waste and extra water that the body doesn't need.
4. Ureters are tubes that transport urine from kidneys to the bladder.
5. The bladder is a sac that holds urine until it's time to urinate.
6. The urethra is the tube that carries urine from the bladder out of the body during urination.

Answer:

1. The excretory system's urinary tract is a pathway for waste - containing urine to leave the body. It includes kidneys, ureters, bladder, and urethra.
2. Kidneys make urine by filtering waste from the blood.
3. Urine in the bladder has waste and extra water.
4. Ureters carry urine from the kidneys to the bladder.
5. The bladder holds urine until it's time to go to the bathroom.
6. The urethra carries urine from the bladder out of the body when you pee.