10 Questions
What is the function of the ventral respiratory group?
stimulates the intercostal and abdominal muscles
What is the primary function of the pulmonary artery?
to pump blood from the heart to the lungs
What percentage of oxygen is carried by blood in a dissolved state?
3%
What is the term for hemoglobin with bound oxygen?
oxyhemoglobin
What is the normal pulmonary capillary pressure?
7 mm Hg
How many oxygen molecules can each hemoglobin molecule combine with?
4
What is the state of hemoglobin when it has four oxygen molecules bound to it?
fully saturated
What is the oxygen saturation of hemoglobin in the tissues?
75%
How much oxygen is released from hemoglobin and transported to the tissues?
5 ml O2/100 ml blood
What is the function of the pontine respiratory center?
controls the rate and pattern of breathing
This quiz covers the structure and function of the bronchi, bronchioles, and their role in the respiratory system. It explores the division of primary bronchi into secondary and tertiary bronchi, and the characteristics of cartilage and smooth muscle in the bronchial tubes.
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