In the figure below, the arrow is pointing to the 
A) bronchus.
B) trachea.
C) diaphragm.
D) larynx.
Correct Answer:
Verified
Q2: Which of the following would have the
Q10: For a human to inhale, the rib
Q11: Which of the following statements about the
Q12: Air enters the lungs through a pair
Q14: What tube connects the pharynx to the
Q16: Which of the following describes the journey
Q17: The tiniest bronchiole extensions open into the
A)trachea.
B)bronchi.
C)alveoli.
D)pharynx.
Q18: Once oxygen has entered the blood stream,
Q19: In what way, if any, is the
Q20: In human lungs, gases are exchanged in
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