Kidney:-

(1)About:-   

In the human body, the two kidneys, each up to 12 cm long,are located ate the rear contain some one million filtering units, which process the blood, regulating both volume of water within the body and levels of salts within body fluids.Most water and virtually all nutrients are reabsorbed in to the blood,While excess water and waste product products are expelled from the body as urine.

(2)Symptoms:-

1.Changes in urination

2.Swelling

3.Fatigue

4.Skin Rash

5.Shortness of breath

6.Feeling cold

 Here you have to know some disease of kidney,

 (1)Stone:-

Symptoms:-

1.Nausea and vomiting2.Blood in the urine3.Severe pain in the back, belly, or groin4.Frequent or painful urination

Treatment at home:-

If a kidney stone seems small enough, your doctor may recommend you take pain medicine and wait for the stone to pass out of the body on its own. During this time, your doctor may recommend that you drink enough water and fluids to keep urine clear -- about eight to 10 glasses a day.

(2)Nephritis:-

Think of your kidneys as your body’s filters, a sophisticated waste removal system comprised of two bean-shaped organs. Every day, your hard working kidneys process 200 quarts of blood in a day and remove two quarts of waste products and excess water. If the kidneys suddenly become inflamed, you will develop a condition called acute nephritis. Acute nephritis has several causes and can lead to kidney failure.

Causes:-

   Having low potassium in your body supply. Potassium is mineral that help regulate many function in body.including metabolism.

 Taking medication  for long period of time the damage the tissue of the kidney.

Treatment:-

 you may need to drink more water than you usually do. Water helps you kidney flush out any waste products that maybe hampering your recovery.

  

Some facts:-

Phagogyte:-

A phagocyte is a cell that can surround engulf, and digest micro-organisms,foreign particles that have entered the body and cellular debris. Phagogyte from part of the body's  immune system and  are found in the blood,spleen,lymph nodes,alveoli and elsewhere. Some types of white blood cell are 'free' phagocytes,able to wander through tissue and absorb micro-organisms.

Pharynx:-

    the pharynx is a muscular passage lined with mucous membrane that extends from the nasal cavity to the oesophagus. The upper part, the nasopharynx, connects to the ear via the eustachian tube and acts as an air passage. The oropharynx, a passage for air and food,lies between the soft pLte and the upper edge of the epiglottis.The laryngopharynx lies below the epiglottis and opens in to both the larynx for breathing and the oesophagus for swallowing,