Macronutrient digestion

The ___ pushes the ___ towards the ___, which opens to allow the food to pass into the oesophagus

• sphincter

• bolus

• tongue

• teeth

The _____ is the first and shortest section of the small intestine

• gall bladder

• liver

• pancreas

• duodenum

The liver produces ___ a ___ that is released into the duodenum to physically break down or emulsify ___

• bolus, chemical, fat

• bile, chemical, protein

• bile, chemical, fat

• bolus, mechanical, fat

Macronutrients are mainly absorbed in the

• stomach

• Jejunum

• large intestine

• small intestine

Villi are located in the __ of the __ and create a large surface area to allow tiny units of each nutrient to pass into either the __ or __

• walls, villi, bloodstream, lymphatic system

• walls, small intestine, bloodstream, lymphatic system

• walls, large intestine, nervous and lymphatic system

• walls, large intestine, bloodstream, lymphatic system

___ and __ __ are absorbed through blood capillaries and circulated through the bloodstream

• Glucose and starch

• Glucose and lipids

• Lipids and amino acids

• Glucose and amino acids

In the centre of each villi is the ___ where fats are absorbed. This is connected to the lymphatic system

• Pancreas

• Lacteal

• iluem

• Jejunum

The enzyme lingual ___ is produced by the ___ to begin the breakdown of fat.

• Protease, tongue

• Amylase, small intestine

• Sucrase, tongue

• Lipase, tongue

The pancreas secretes ___ which helps the glucose move from the bloodstream to cells.

• Trypsin

• Insulin

• Protease

• Lipase

Food is slowly passed along the ___ taking about 2-3hrs before it reaches the ___.

• stomach

• oesophagus

• small intestine

• large intestine