Nutrition in Humans

Both physical and chemical digestion happens in the stomach.

• True

• False

Which enzymes are found in the stomach?

• stomach amylase

• stomach lipase

• trypsin

• Pepsin

There are two types of muscles in the walls of the oesophagus, all the way to the large intestine. They are the circular and __________ muscles

Choose the correct option.

• At A, the circular muscles contract, longitudinal muscles relax

• At A, the circular muscles relax, longitudinal muscles contract

• At B, the circular muscles contract, longitudinal muscles relax

• At B, the circular muscles relax, longitudinal muscles contract

Where is chyme formed?

• mouth

• stomach

• small intestine

• large intestine

Identify all the enzymes that are secreted by the pancreas.

• amylase

• lipase

• insulin

• pepsin

• trypsin

Draw how emulsification looks like.

Describe the importance of the emulsification of fats.

Identify correctly the functions of the liver.

• production of iron

• production of bile

• detoxification

• breakdown of hormones

• secretion of glucagon

List the other functions of liver that has not been identified in the previous slide.