O negative is a blood group that neither has the A or B markers nor the Rh factor. In its plasma, it donât has anti-A antibodies and anti-B antibodies. People with O negative blood group can donate their blood to all types of blood groups either A, B, AB, O, their -ve and +ve.
Larynx (Throat) Polyps. Laryngeal polyps (also called throat or vocal cord polyps) are growths on the larynx (voice box). In most cases it is the result of injury to the vocal cords (folds of mucous tissue in the voice box) through overuse of the voice.In the vast majority of cases, they are not cancerous.he most common sites for growth are the nasal passage of the nose, the vocal cords (larynx) and colon (colorectal polyp). The two types unique to women are uterine polyps and cervical polyps. The cause of cervical polyps is not completely understood.
Use larynx in a sentence. LINK / CITE ADD TO WORD LIST. noun. The definition of larynx is the structure at the upper part of the human trachea that contains the vocal cords or a similar structure in other creatures.An example of the larynx is the combination of muscle and cartilage which is used for speech.arynx. pl. larâ²ynxÂ·es or laÂ·rynâ²gesÂ·. 1  the structure of muscle and cartilage at the upper end of the human trachea, containing the vocal cords and serving as the organ of voice. 2  a similar structure in most other vertebrates.