A. Stroke
B. Heart Attack
C. Hypertension
D. Hemorrhage

A. Fibrinogen
B. Nitrogen
C. Hemoglobin
D. Oxyhaemoglobin

A. Glottis
B. Epiglottis
C. Vocal cord
D. Larynx

A. Bronchus
B. Trachea
C. Voice box
D. None of these

A. 17.6 ml
B. 18.6 ml
C. 19.6 ml
D. 16.6 ml

A. Epiglottis
B. Glottis
C. Trachea
D. Bronchi

A. Pollen
B. Spores
C. Cold
D. None of these

A. Contracts and rises
B. Contracts and goes downward
C. Relaxes and rises
D. Relaxes and goes downward

A. Pharynx
B. Oral cavity
C. Larynx
D. Trachea

A. Water
B. SO,
C. Air
D. CO2