Trace and discuss the complete movement of a bolus of food entering and exiting

Trace and discuss the complete movement of a bolus of food entering and exiting the human via the digestive system.
View the anatomical models Figure 38.6 (b),Figure 38.8 (b),and Figure38.14 (a)and(b)from Laboratory Manual and briefly identify the structures that are described by the following abbreviated statements. Post your brief responses in the threaded Discussion Area below:Smooth muscle layers of the muscularis
Location and function of gastric pits
Overall structure of the finger-like villi within the small intestine/increased absorption area
Function and location of hepatic artery and vein
Specific lobes of the liver
Gallbladder relationship to bile and digestion

View the histology slides Figure 38.6 (b),Figure 38.9 (a),and Figure 38.13in your Laboratory Manual and identify the microscopic structures indicated by a leader line, number, or bracket. In the threaded Discussion Area below, briefly describe the function of:Figure 38.6 (b) gastric glands
Figure 38.9 (a) Brunner’s gland
Figure 38.13 ductal cells