93 results found
Medical tests
… hormone (ADH) partly controls serum osmolality. Water constantly leaves your body as you breathe, sweat, and urinate. If you do not drink enough water, the concentration of chemicals in your blood (serum … osmolality increases, your body releases ADH. This keeps water from leaving in the urine, and it increases the amount …
Medical tests
… workplace. Testing is common for people who work in public safety, such as bus drivers or child care workers. Some jobs … workplace. Testing is common for people who work in public safety, such as bus drivers or child care workers. Some jobs …
Medical tests
… is both an electrolyte and mineral. It helps keep the water (the amount of fluid inside and outside the body's … Is Done A sodium blood test is done to: Check on the mix of water and certain minerals in the body. Find the cause of … be caused by a high-sodium diet or by not drinking enough water and being dehydrated . Dehydration may also be caused …
Medical tests
… While you look at a moving object. After warm or cold water (or air) is placed inside your ears. Why It Is Done … your eye movements may be recorded while cool and warm water is placed inside your ears. In some cases, warm and … air may be blown gently into your ears instead of using water. This part of the test is called the caloric test and …
Medical tests
… is still in the bladder. The bladder may be filled with water through the catheter until you have the first urge to urinate. The amount of water in the bladder is measured at this point. Then more water may be added while you resist urinating until you no …
Medical tests
… dysfunction. During cystometry, your bladder is filled with water to measure its ability to hold in and push out the water. Medicine may also be given to see whether your … is used to fill your bladder with sterile, room-temperature water. The catheter is also attached to a device called a …
Medical tests
… Your doctor may ask you to not eat or drink anything except water for 9 to 14 hours before your blood test. In most cases, you are allowed to take your medicines with water the morning of the test. Fasting is not always needed, … Your doctor may ask you to not eat or drink anything except water for 9 to 14 hours before the tests. In most cases, you …
Medical tests
… level in the body is normal, carbohydrate breaks down into water and carbon dioxide. When the oxygen level is low, … a lactic acid test: Do not eat or drink anything other than water for 8 to 10 hours before the test. Do not exercise for … lactic acidosis, which can be caused by: Severe loss of water from the blood ( dehydration ). Blood problems, such …
Medical tests
… fast before your test, do not eat or drink anything except water for 9 to 12 hours before you have your blood drawn. In most cases, you are allowed to take your medicines with water the morning of the test. The test is usually done in … fast before your test, do not eat or drink anything except water for 9 to 12 hours before you have your blood drawn. In …
Medical tests
… calculate your body fat. Results can vary based on how much water is in your body and where the electrodes are placed. … be harder to find and can cost a lot. They include: Underwater weighing. This is also called hydrodensitometry. It is … Air displacement plethysmography. This is similar to underwater weighing, but it uses air instead of water. Results …
