题目内容

Each tooth consists of pulp, surrounded by a hard substance called_ and a white smooth substance called __

A. enamel, cementum
B. gingivae, calcium
C. cementum, enamel
D. gums, enamel

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Hanging from the soft palate is a small tissue called _____

A. uvula
B. epiglottis
C. vocal cord
D. appendix

Stomach consists of _____, body and antrum.

A. pylorus
B. cardia
C. rugae
D. fundus

After passing through the stomach, food then enter goes to ______

A. duodenum
B. spleen
C. ileum
D. colon

_____ hangs off from the cecum.

A. ileocecal valve
B. rectum
C. appendix
D. pancreas