[{"id":175391,"question":"In normal condition human respiration rate is:","choices":[{"text":"12 to 15 per minute","value":"A"},{"text":"15 to 12 per minute","value":"B"},{"text":"10 to 12 per minute","value":"C"},{"text":"16 to 20 per minute","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":175390,"question":"Percentage of CO<sub>2</sub> in exhaled are during breathing is:","choices":[{"text":"16%","value":"A"},{"text":"4%","value":"B"},{"text":"79%","value":"C"},{"text":"0.04%","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175389,"question":"What happens during Exhalation?","choices":[{"text":"Ribs muscles relax","value":"A"},{"text":"Diaphragm become dome shaped","value":"B"},{"text":"Pressure on lungs increased","value":"C"},{"text":"All of these","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":175388,"question":"Which bring deoxygenated blood form heart into lungs?","choices":[{"text":"Pulmonary veins","value":"A"},{"text":"Pulmonary Artery","value":"B"},{"text":"Aorta","value":"C"},{"text":"Wind Pipe","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175387,"question":"The number of lobes in right lung is:","choices":[{"text":"1","value":"A"},{"text":"2","value":"B"},{"text":"3","value":"C"},{"text":"4","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":175386,"question":"The muscles of ribs are called;","choices":[{"text":"Smooth muscles","value":"A"},{"text":"Cardiac muscles","value":"B"},{"text":"Intercoastal muscles","value":"C"},{"text":"Coastal muscles","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":175385,"question":"A thick muscular layer beneath lungs is called:","choices":[{"text":"Kidney","value":"A"},{"text":"Diaphragm","value":"B"},{"text":"Bladder","value":"C"},{"text":"Ureter","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175384,"question":"Main role to give out air form lungs is;","choices":[{"text":"Bronchus","value":"A"},{"text":"Bronchi","value":"B"},{"text":"Bronchiote","value":"C"},{"text":"Diaphragm","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":175383,"question":"Power of speaking is only gifted to:","choices":[{"text":"Human being","value":"A"},{"text":"Monkey","value":"B"},{"text":"Parrot","value":"C"},{"text":"Crow","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":175382,"question":"The glottis is guarded by a flap of tissue called:","choices":[{"text":"Trachia","value":"A"},{"text":"Glottis","value":"B"},{"text":"Bronchi","value":"C"},{"text":"Epiglottis","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":175381,"question":"Where does the gaseous exchange occur in humans:","choices":[{"text":"Pharynx","value":"A"},{"text":"Larynx","value":"B"},{"text":"Trachea","value":"C"},{"text":"Epiglottis","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175380,"question":"Glottis is a narrow opening at the floor of:","choices":[{"text":"Nasal cavity","value":"A"},{"text":"Nostril","value":"B"},{"text":"Pharynx","value":"C"},{"text":"Antibiotics","value":"D"},{"value":"E"}],"correctAnswer":3}]