The breathing rate is controlled by chemoreceptors that detect:
A) Levels of oxygen in the alveolar space
B) Levels of oxygen in the blood
C) Levels of carbon dioxide in the alveolar air space
D) Levels of hydrogen ions in the blood
E) Conscious control in the brain
Correct Answer:
Verified
Q26: A biologist is studying the chemical factor
Q27: A biologist is studying organisms that have
Q28: The greatest surface area for gas exchange
Q29: Expired air will contain _ than inspired
Q30: The vocal cords are found in the:
A)Bronchi
B)Nose
C)Larynx
D)Lungs
E)Pharynx
Q32: During inspiration the diaphragm contracts and moves
Q33: Which association is not correct?
A)Larynx-voice box
B)Trachea-windpipe
C)Alveoli-gas exchange
D)Pharynx-vocal
Q34: When we eat dinner,what structure prevents food
Q35: If a person has a large piece
Q36: Which part of the respiratory system is
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