Respiratory system- PATHOLOGY questions with accurate answers (update A+)

Sleep apnea - Answers-a potentially serious disorder in which breathing repeatedly stops and starts during sleep for long-enough periods to cause a measurable decrease in blood oxygen levels Snoring - Answers-which can be a symptom of sleep apnea, is noisy breathing caused by vibration of the soft palate Expectoration - Answers-is the act of coughing up and spitting out saliva, mucus, or other body fluid Hemoptysis - Answers-is the expectoration of blood or blood-stained sputum derived from the lungs or bronchial tubes as the results of a pulmonary or bronchial hemorrhage Airway obstruction - Answers-commonly known as choking, occurs when food or a foreign object partially or completely blocks the airway and prevents air from entering or leaving the lungs. this can be a life-threatening emergency requiring immediate action through the performance of the abdominal thrust maneuver Anoxia - Answers-is the absence of oxygen from the body's tissues and oxygen even though there is an adequate flow of blood