Also called nasopharyngeal swab test, a nasal swab test is a medical procedure that involves testing the secretions of the nose to determine if a person has the flu. During the test, a cotton swab is inserted into the nose and rotated several times until it gets wet then taken out.
Typically, the cotton swab is used to collect the specimen, which is taken to the laboratory for testing. The test does not involve any pain but it can cause discomfort to some people. After the procedure, it is important to ask the doctor about the date when the results can be expected, as stated by Healthangle.Learn More
A barium swallow test is a common procedure that is used to determine the root cause of painful or difficult swallowing, according to emedicinehealth. It may also be ordered to diagnose unexplained abdominal pain, bloody vomit or unexplained weight loss.Full Answer >
A bone density test is used to determine whether a patient has osteoporosis or not, according to Mayo Clinic. During a bone density test, x-rays are used to determine how many milligrams of bone minerals are present in a specific section of bone, such as the hip, forearm or spine.Full Answer >
In microbiology, the oxidase test is a simple test performed to determine if a bacterial strain can produce the enzyme cytochrome oxidase. This enzyme is an important enzyme in the electron transport chain.Full Answer >
You can easily determine your body's pH balance level at home by testing your saliva or urine with pH test strips, according to Dr. Sara Gottfried. You can purchase these strips online, or you may find them at your local drugstore.Full Answer >