| validity |
The extent to which a measure accurately reflects the concept that it is intended to measure.
Ãâó: www.iffgd.org/GIDisorders/glossary.html
|
|---|---|
| Valsalva maneuver |
Voluntary increasing pressure in the abdominal cavity with the diaphragm and abdominal muscles to bear down on the rectum to facilitate defecation.
Ãâó: www.iffgd.org/GIDisorders/glossary.html
|
| valvoplasty |
Stretching of a narrow valve often with a balloon catheter. Valvotomy. Cutting or stretching of a narrow valve. Valvular Insufficiency. Incomplete closure of a valve, permitting back flow of blood in the wrong direction.
Ãâó: www.health.qld.gov.au/qldheartkids/glossaryqz.asp
|
| Valsalva maneuver |
The action of closing the airways and straining down on the abdominal muscles (such as when straining to have a bowel movement).
Ãâó: www.seekwellness.com/incontinence/glossary_of_inco...
|
| valvuloplasty |
the repair of a heart valve using a balloon catheter inside the valve.
Ãâó: www.health.uab.edu/show.asp
|
| Val | having a specified value |
|---|---|
| Val | of no value |
| Val | having none of the properties that endow something with value |
| Val | (Brit) someone who assesses the monetary worth of possessions |
| Val | beliefs of a person or social group in which they have an emotional investment (either for or against something) |
| Val | control consisting of a mechanical device for controlling the flow of a fluid |
| Val | device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone |
| Val | a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it |
| Val | a lever pivoted at the center |
| Val | internal-combustion engine having both inlet and exhaust valves located in the cylinder head |
| Val | (of brass instruments) having valves |
| Val | a small valve (or valve-like structure) |
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