Human excretory system

Содержание

1. Human excretory system
2. Excretory system is a system that removes
3. Kidneys are pair of organs. It consists
4. Structure of nephron
5. Ureter is a long tube. There are
6. The waste products in the blood can
7. Kidney stones
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Excretory system is a system that removes excess water and unnecessary products. It consists of kidneys, ureter, urinary bladder, and urethra.

Слайды и текст этой презентации

Слайд 1Human excretory system
You will:
learn the structure of human excretory organs

Слайд 2Excretory system is a system that removes excess water and

unnecessary products. It consists of kidneys, ureter, urinary bladder, and

urethra.

Excretory system is a system that removes excess water and unnecessary products. It consists of kidneys, ureter,

Слайд 3Kidneys are pair of organs. It consists of two layers:

outer renal cortex and inner renal medulla.
The main structural

unit of kidney is nephron. Nephron consists of tubules. Nephron filters blood and forms urine.
Then this urine passes through tubules into renal pelvis. Renal pelvis is near the exit of the kidney. After it urine goes to ureter.

Kidneys are pair of organs. It consists of two layers: outer renal cortex and inner renal medulla.

Слайд 4Structure of nephron

Слайд 5Ureter is a long tube. There are two ureters, each

goes from two kidneys. Urine passes from both ureters into

urinary bladder.
Urinary bladder stores urine. After that urine goes to urethra.
Urethra lets urine out of the body.

Ureter is a long tube. There are two ureters, each goes from two kidneys. Urine passes from

Слайд 6The waste products in the blood can at times form

crystals from salts and minerals. These crystals collected inside the

kidneys and become a hard stone.
The best way to prevent future kidney stones is to drink enough water to keep urine clear.
Nephrologists are kidney doctors. They care and treat kidney diseases. Some treatments for kidneys are dialysis machine and kidney transplantation.