题目内容

The breakdown of food in the digestive canal refers to ______process

A. physical and chemical
B. biotic and pathological
C. absorptive and physical
D. biotic and chemical

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Salivary glands consist of except_____

A. sublingual gland
B. submandibular gland
C. parotid gland
D. adrenal gland

____ is the primary absorptive region of the small intestine.

A. jejunum
B. ileum
C. stomach
D. appendix

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

Hanging from the soft palate is a small tissue called _____

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

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