Fetal Pigs Physiology

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Pages: 2

1. Why do we use fetal pigs to investigate mammalian anatomy and physiology? (1pt)
We use fetal pigs to investigate mammalian anatomy and physiology because they are mammals, meaning their structures are similar to humans. This allows us to learn a lot about our own anatomy and physiology. They are also inexpensive, which is good because classes need multiple pigs.

2. Describe the path food takes from the time it enters the mouth until it leaves the body. Include at least 4 different structures. (1pt)
Mouth- breaks down food and mixes it with saliva
Pharynx- leads food from the mouth to the esophagus
Esophagus- makes food go from the mouth to the stomach
Stomach- mixes, breaks down and grinds food to more of a liquid. It also adds things