Digestive system A

How does your stomach process food?

• muscles mix and mash food and acid breaks food down.
• the small intestine mix and mash food then acid breaks down the food
• the large intestine mixes and mashes food then the saliva breaks down the food

The digestive system works with the respiratory system to make cellular respiration possible. 

• true
• false

Where nutrients go after the small intestine has absorbed them.

• bloodstream
• stomach
• esophagus
• kidneys

Which organ in the digestive system removes water?

• large intestine

• small intestine

• mouth

• stomach

Gland that produces insulin as well as other chemicals needed for digestion

• pancreas
• mechanical
• amylase
• gallbladder

Small muscular pouch responsible for storing bile

• pancreas
• mechanical
• amylase
• gallbladder

Muscular tube that connects the mouth to the stomach

• Epiglottis
• Peristalsis
• Stomach
• Esophagus

Series of involuntary contractions along the walls of the digestive tract

• Peristalsis
• Epiglottis
• Pepsin
• Stomach

Flap of skin that covers the opening to the windpipe during swallowing

• Stomach
• Pepsin
• Pancreas
• Epiglottis

The three key nutrients in food that are organic compounds are

• carbohydrates, fat, and protein
• dairy, meat, and vegetables
• vitamins, minerals, and calories
• fish, beef and pork