Year 11 Digestion & Absorption

The mechanical and chemical breakdown of food into molecules small enough for absorption; the second stage of food processing 

• nutrition 

• ingestion 

• digestion 

• absorption 

The process by which nutrient molecules pass through the wall of your digestive system into your blood.

• absorption

• digestion

• peristalsis

• villi

What is the purpose of the digestive system?

• To exchange gasses in your body

• to get rid of waste in the body

• to break down food into nutrients the body can use

• to break down food into oxygen

moves food from the mouth to the stomach

• esophagus

• small intestine

• large intestine

• pancreas

finger-like projections in the small intestine that absorb nutrients

• digestion

• absorption

• peristalsis

• villi

Chewing food is an example of _____________.

• chemical digestion

• mechanical digestion

Acids and enzymes are used in

• Mechanical digestion

• chemical digestion

______ is the watery liquid that begins to chemically break down food in your mouth.

• salivary glands

• saliva

• mucus

• water

What is this organ?

• Liver

• Kidney

• Pancreas

• Stomach

Nutrients from digested food are absorbed in which digestive organ?

• Small Intestine
• Stomach
• Large Intestine
• Gallbladder