Exam 2 Digestive System Practice Quiz

What is the primary function of the digestive system?

• To break down food/drink into smaller units of absorbable nutrients

• To circulate blood throughout the body

• To protect the body from infections

• To support the body's structural framework

Tags

NGSS.MS-LS2-3

Your digestive tract is approximately 15-20 feet long. On average, how long do you think it takes for the sandwich you ate at lunch to completely pass through your digestive tract?

• 4 hours

• 12 hours

• 24 hours

• 2 days

• 4 days

What is the first structure in the alimentary canal where food enters?

• Pharynx

• Esophagus

• Oral Cavity

• Stomach

Approximately how long does it take for food to travel from ingestion to defecation in the alimentary canal?

• 12 hours

• 24 hours

• 36 hours

• 48 hours

Which part of the alimentary canal is responsible for the majority of nutrient absorption?

• Stomach

• Large intestine

• Small intestine

• Esophagus

Which of the following is an accessory digestive organ?

• Stomach

• Liver

• Small intestine

• Esophagus

What is the role of accessory digestive organs in the digestive process?

• They store food.

• They transport food.

• They participate in digestion but food does not pass through them.

• They break down food mechanically.

What is the process of putting food into the mouth called?

• Propulsion

• Ingestion

• Peristalsis

• Digestion

Which of the following is a voluntary process in the digestive system?

• Peristalsis

• Ingestion

• Swallowing

• Digestion

What is the involuntary movement of food through the digestive canal called?

• Ingestion

• Propulsion

• Swallowing

• Peristalsis