Breathing and Exchange of GasesHard
Question
Which one of the following statements is incorrect
(A) Trachea divides at the level of 5th thoracic vertebra into a right and left primary bronchi.
(B) Initial bronchioles are supported by complete cartilaginous rings.
(C) Each terminal bronchiole gives rise to a number of very thin, irregular walled and vascularised bag-like structure called bronchi.
(D) Larynx is a cartilaginous box which help in sound production and hence called the sound box.
(A) Trachea divides at the level of 5th thoracic vertebra into a right and left primary bronchi.
(B) Initial bronchioles are supported by complete cartilaginous rings.
(C) Each terminal bronchiole gives rise to a number of very thin, irregular walled and vascularised bag-like structure called bronchi.
(D) Larynx is a cartilaginous box which help in sound production and hence called the sound box.
Options
A.A only
B.(B) and (C) only
C.A, D and C
D.B, C and D
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