The ________ circulation picks up oxygen for cellular use and drops off carbon dioxide for removal from the body.
A. Pulmonary
B. Interlobular
C. respiratory
D. bronchial
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Which of the following structures separates the lung into lobes?
A. mediastinum
B. Fissure
C. Root
D. pleura
Each lung is divided into specific segments called_____.
A. Lobes
B. Fissures
C. Pleura
D. bronchi
How many lobes are in the left lung?
A. 1
B. 2
C. 3
D. 4
What structure separates the thoracic cavity from the abdominal cavity?
Aortic arch
B. Mediastinum
C. Diaphragm
D. Chest wall