Digestive System Physiology Absorption and Secretion

4.Bile is produced in the

• stomach

• small intestine

• pancreas

• liver

During digestion,fats are changed into

• amino acids

• fatty acids and glycerol

• glucose

• sugar

Tags

NGSS.MS-LS1-7

1. The greatest amount of digestion of food in humans takes place in the

• mouth

• stomach

• small intestine

• large intestine

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NGSS.MS-LS1-7

During digestion,fats are changed into

• amino acids

• fatty acids and glycerol

• glucose

• sugar

Tags

NGSS.MS-LS1-7

The inner walls of the stomach secrete _________.

• Mucus & hydrochloric acid

• Bile

• Lime

• Salt

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NGSS.MS-LS1-7

In which stage does the use of simple substances to build complex substances is required by the body is happening?

• Absorption
• Assimilation

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NGSS.MS-LS1-7

Water from the undigested food is absorbed mainly in the

• stomach

• foodpipe

• small intestine

• large intestine

Mark ‘True’ if the statement is true and ‘False’ if it is false:

Digestion of starch starts in the stomach.

• True

• False

What are the five processes in human nutrition (in order)?

• ingestion,digestion,egestion,absorption,assimilation

• ingestion,digestion,absorption,egestion,assimilation

• ingestion,digestion,absorption,assimilation,egestion

• absorption,ingestion,digestion,egestion,assimilation

If iodine turns a substance to blue-black colour, the substance is

• cellulose

• starch

• fats

• proteins