University:
Sam Houston State University
Course:
BIOL 2413 | General Zoology
Academic year:

2021
Views:

146

Pages:

2
Author:

StellarSymphony

Student Laboratory Procedures: Instructor Key 1. Crush the pieces of the apple with the mallet and add a little water to the mixture. -Teeth and Saliva 2. Using the funnel, pour the mixture into the rubber tubing and using your hands, squeeze it into the beaker. (esophagus and peristalsis) 3. Put the mixture into a beaker containing a small amount of hydrochloric acid(remember safety precautions). (stomach) 4.. Pour the mixture onto the sponge and allow the liquid portion to be absorbed. (small intestine) 5.. Collect the solid pieces and place them on the paper towel to absorb water. (Large Intestine) 6. Then dispose of all wastes into the trashcan. (rectum) Student Laboratory Procedures: After each procedure record what you observed and how this step is directly related to the digestive process and what organs are involved. 1. Crush the pieces of the apple with the mallet and add a little water to the mixture. 2. Using the funnel, pour the mixture into the rubber tubing and using your hands, squeeze it into the beaker. 3. Put the mixture into a beaker containing a small amount of hydrochloric acid(remember safety precautions). 4.. Pour the mixture onto the sponge and allow the liquid portion to be absorbed. The nutrients are enclosed in the liquid, while the waste is the solid material. 5.. Collect the solid pieces and place them on the paper towel to absorb the water 6. Then dispose of all wastes into the trashcan.