Define the terms peristalsis and segmentation

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Questions:

1. Define the terms peristalsis and segmentation. Where do each of these processesoccur in the gastrointestinal tract during the digestive process?

2. List four accessory organs to the digestive tract and share their location as wellas their main contribution to the digestive process.

3. The pH of gastric juice is 2, which is very acidic. What is the main chemicalresponsible for this low pH, and how does the stomach lining, which is composedof epithelial cells, endure this corrosive environment?

4. Define the following processes and describe the main areas of the nephron whereeach of these occurs: filtration, absorption, and secretion.

5. What is a urinalysis, and what are some ways it can be used? List the physicalcharacteristics of healthy urine. Specific gravity and pH values are commonlymeasured by urinalysis. Define and list the healthy ranges for each.

Reference no: EM133477574

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