Essay Unit 5 P3 Btec Level 3 Health and Social Care

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Main body system
Cardiovascular system The cardiovascular system has three main functions:
 Transport- Transportation of oxygen, nutrients and hormones to cells and removal of metabolic wastes such as carbon dioxide, heat and nitrogenous wastes.
 Regulation- Of body temperature, fluid pH and water content of cells
 Protection- By white blood cells, antibodies and complement proteins that circulate in blood and defend again foreign microbes and toxins. Also white blood cells clot when body is injured.
Heart is associated to cardiovascular system, heart is also known as the blood-pump of the body. It pumps blood through the circulatory system to all parts of the body. The blood carries food and oxygen to the cells and carries
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The amino acids that are not immediately required are broken down in the liver to make urea; this urea is carried in the bloodstream to the kidneys for elimination of waste.
The functions of the renal system, which are performed by the kidneys, are to regulate and maintain the balance of electrolytes and the pH of the fluid that has been processed. It assists in the production of new red blood cells and it also involved in the maintenance of blood pressure.
Kidneys, ureters and bladder are associated with renal system.
The main functions of the kidney in order of importance are: Blood pressure control salt and water balance erythropoietin (a hormone) production vitamin D metabolism
The function of ureters is to enter the urinary bladder at an angle to help prevent any back flow (reflux) of urine back into the ureter. The ureter connects the kidney to the urinary bladder and urine is drained from the kidney and stored in the bladder it’s a passage through which urine passes from kidneys to the urinary bladder.
The function of bladder is to hold urine the bladder is a sort of pouch found in the end of the genito-urinarian tract. Its function is to retain the urine of the body until it can be released to the urethra and out of the body.

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