Matching. Choose the one most appropriate answer

Question

for each.
1. ___ alveoli
2. ___ bronchi
3. ___ diaphragm
4. ___ epiglottis
5. ___ rib muscles
6. ___ larynx
7. ___ medulla oblongata
8. ___ oxyhemoglobin
9. ___ pharynx
10. ___ pleural sac
11. ___ trachea
12. ___ ventilation
A. flexible windpipe reinforced with cartilage
B. surrounds each lung
C. oxygen-rich form of a respiratory protein
D. contains two true vocal cords
E. alter chest cavity volume
F. part of the brainstem; controls breathing
G. throat passage behind the mouth
H. inhalation and exhalation
I. connect trachea to lungs
J. flaplike structure that points upward
allowing air to enter trachea, but blocks
the larynx during swallowing
K. contraction increases thoracic volume
L. microscopically small pockets lined with
moist epithelium

Answer 1