Loud, tubular breath sounds with an expiratory component equal to the inspiratory component best ...

(Answer to Q. 1)  ANS: B
When the expiratory component of harsh breath sounds equals the inspiratory component, they are described as bronchial breath sounds.

(Answer to Q. 2)  ANS: C
Another continuous type of adventitious lung sounds heard in certain situations, primarily over the larynx and trachea during inhalation, is stridor. Stridor is a loud, high-pitched sound, which sometimes can be heard without a stethoscope. Most common in infants and small children, stri-dor is a sign of obstruction in the trachea or larynx. Stridor is most often heard during inspiration.

(Answer to Q. 3)  ANS: A
Another continuous type of adventitious lung sounds heard in certain situations, primarily over the larynx and trachea during inhalation, is stridor. Stridor is a loud, high-pitched sound, which sometimes can be heard without a stethoscope. Most common in infants and small children, stri-dor is a sign of obstruction in the trachea or larynx. Stridor is most often heard during inspiration.

(Answer to Q. 4)  ANS: C
Discontinuous adventitious lung sound types are described as crackles.

(Answer to Q. 5)  ANS: C
The vibration created by percussion penetrates the lung to a depth of 5 to 7 cm below the chest wall.

Makes tons more sense now!