Chapter 41 Biology McGraw Hill (TAMS)
Terms
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- What does the liver produce?
- bile
- What does the pancreas produce?
- pancreatic juice
- The tubular GI tract of a vertebrate has a chracteristic ___ structure
- layered
- What composes the GI tract (from inner-outer)?
- mucosa, submucosa, and the muscularia
- What is the mucosa?
- an epithelium
- What is the submucosa made of?
- connective tissue
- What does the muscularia consist of?
- a double layer of smooth muscles
- What does the tongue do when food is ready to be swallowed?
- It moves it to the back of the mouth.
- In mammals, the process of swallowing begins when the ___ elevates, pushing back against the wall of the ___.
- soft palate, pharynx
- Pressure against the pharynx triggers an automatic, involuntary response called a ___.
- reflex
- In the swallowing reflex, muscles raise the ___(voice box) which pushes the ___(windpipe) against a flap of tissue called the ___. This keeps food out of the ___.
- larynx, glottis, epiglottis, respiratory tract