What is the purpose of the paranasal sinuses that connect with the nasal cavity?
A) gas exchange
B) reduce the weight of the skull
C) resonance chambers for speech
D) Both reduce the weight of the skull and resonance chambers for speech.
Correct Answer:
Verified
Q2: Which of the following is a defense
Q3: Gas exchange occurs in the bronchi and
Q4: What activities are included in the process
Q5: External respiration is bringing outside air into
Q6: As air moves through the respiratory tract,it
Q8: Which of the following is the correct
Q9: What is the first lymphatic tissue that
Q10: Which portion of the respiratory tract is
Q11: Sound is normally produced from
A)air moving down
Q12: What is the primary function of the
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