mass nountechnical. 1The flowing out of a substance or particle. âthe same active efflux of sodium from the cytoplasm to the external mediumâ. âThe scary aspect of this is that calcium ion efflux occurs at intensities and field strengths that are extremely low.â. âLater, the efflux of solutes from chloroplasts was measured.â.
Head and neck cancer includes cancers of the mouth, nose, sinuses, salivary glands, throat, and lymph nodes in the neck. Most begin in the moist tissues that line the mouth, nose and throat. Using tobacco or alcohol increases your risk. In fact, 85 percent of head and neck cancers are linked to tobacco use, including smoking and smokeless tobacco.
Most head and neck cancers occur in the larynx. Incidence rates for laryngeal cancer are projected to fall by 17% in the UK between 2014 and 2035, to 4 cases per 100,000 people by 2035. 1 in 175 men and 1 in 800 women will be diagnosed with laryngeal cancer during their lifetime.