The Digestive System.

Which structure makes bile?

• Stomach
• Pancreas
• Liver
• mouth

Where does chemical digestion begin?

• Mouth
• esophagus
• stomach
• small intestine

Which is the correct pathway that food takes through the alimentary canal?

• mouth, stomach, esphagus, small intestine, large intestine, rectum
• mouth, esophagus, stomach, small intestine, large intestine, rectum
• mouth, esophagus, small intestine, large intestine, stomach, rectum
• rectum, rectum, rectum.  Anal retentive teacher

Which of the following is NOT part of the alimentary canal?

• small intestine

• esophagus

• stomach

• pancreas

What is the alimentary canal?

• The portion of the digestive system that food travels through.

• The portion of the digestive system that food does NOT travel through

• The longest portion of the large intestine.

• The last part of the small intestine

Tags

NGSS.MS-LS1-7

What accomplishes most of the chemical digestion in the large intestine? As a result of this digestive, gas is produced.

• pancreatic enzymes

• bile

• bacteria

• saliva

The involuntary propulsion of foodstuff is accomplished by circular muscle fibers that squeeze along the alimentary canal. That way food is moved involuntarity. What is the name of this process?

• swallowing

• peristalsis

• defecation

• absorption

The small intestine is the longest of the digestive organs. What benefit to body is it that this organ is so long?

• It allows the organ to secrete bile which in turn breaks down food

• It allows more time for the food to be in the organ which allows more absoption to take place.

• It provides more surface area for mucus which helps digested food move more smoothly.

What organ of the alimentary canal is located between the esophagus and the small intestine?

• stomach

• large intestines

• pharynx

• salivary glands

The teeth and tongue of the oral cavity break foodstuff down physically. This is an example of

• mechanical digestion

• chemical digestion

• absorption

• peristalsis