题目内容

_____ serves as a passage for food from the mouth to the esophagus and as a passage for air from the nose to the trachea.

A. larynx
B. esophagus
C. pharynx
D. palate

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_____ is how food is propelled by rhythmic contractions of muscles in the wall of digestive tract.

A. emulsification
B. peristalsis
C. mastication
D. deglutition

“appendic/o” means ____

A. ileocecal valve
B. appendix
C. cecum
D. tail

“bil/i” means ____

A. gall
B. gallbladder
C. bile duct
D. bilirubin

“cec/o” means _____

A. cecum
B. cecal
C. ileum
D. gut