The kidneys remove waste from the blood by filtering about 120 to 150 quarts of blood per day to produce 1 to 2 quarts of urine daily. After the blood is filtered, it returns into the body through the renal veins.Know More
The kidneys are two bean-shaped organs located below the rib cage. They are about the size of a fist. Each kidney consists of about 1 million units called nephrons. Each nephron contains a glomerulus, which is a small filter attached to a tube. The blood passes through the nephrons, which filter out the fluid and waste products. The waste products are concentrated in urine and much of the fluid returns to blood.
Besides filtering the blood, the kidneys also produce and regulate a number of hormones in the body to help red blood cell production and control blood pressure. They also maintain body fluid at the right levels so that the body can function correctly. Another function of the kidneys to regulate the amount of salt, water and other chemicals that move around the body. Well-functioning kidneys are essential for the overall state of health, so any sign of kidney failure should be treated very carefully, advises WebMD. Individuals who are at risk of chronic kidney disease should talk to their doctor about regular checks.Learn more in Medical Ranges & Levels
Low blood pressure can occur with pregnancy, the use of certain medications or a decrease in blood volume, according to the American Heart Association. However, as long as the symptoms are not bothersome, low blood pressure is not a cause for concern.Full Answer >
According to WebMD, a normal blood pressure is lower than 120/80. This means that the systolic number is 120 or lower, and the diastolic number is 80 or lower. The systolic number measures artery pressure when the heart contracts. The diastolic number measures artery pressure between heartbeats.Full Answer >
Doctors do not have a set number to indicate low blood pressure, according to WebMD. Blood pressure is too low when it causes symptoms or drops suddenly. Low blood pressure symptoms occur at different readings for different people, but they happen most often when pressure drops below 90/60.Full Answer >
Particular causes of high white blood cell count include allergic reactions, acute lymphocytic leukemia, chronic lymphocytic leukemia and rheumatoid arthritis. They also include drugs, stress, smoking, tuberculosis, whooping cough, myelofibrosis and certain bacterial and viral infections, according to Mayo Clinic.Full Answer >