Air entering the body through the nose travels first through the ________ and then through the ________ before entering the lungs.
A) alveoli; upper respiratory tract
B) upper respiratory tract; lower respiratory tract
C) upper respiratory tract; aorta
D) lower respiratory tract; pulmonary artery
Correct Answer:
Verified
Q1: Cardiorespiratory fitness is defined as the
A) maximal
Q2: The respiratory system consists of the
A) air
Q3: The upper respiratory tract is made up
Q4: The upper respiratory passages
A) warm, humidify, and
Q5: Small hairlike projections in the respiratory tract
Q7: The lower respiratory tract consists of the
A)
Q8: Gas exchange (the delivery of oxygen and
Q9: The exchange of oxygen and carbon dioxide
Q10: The left ventricle pumps blood to the
A)
Q11: The right ventricle pumps blood through the
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