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- 1. Multiple Choice
Which of the following correctly describes the purpose of digestion?
To break down complex food molecules into simple soluble molecules
To make complex food molecules from simple soluble molecules
To make use of simple soluble food molecules
To remove complex food molecules from the body
- 2. Multiple Choice
Large food molecules need to be broken down to be small enough to pass through cell membranes.
True
False
- 3. Multiple Choice
Which statement is NOT true about proteins?
Protein digestion begins in the mouth.
Proteins are used for cell growth and repair.
Proteins are broken down to form amino acids.
Some complex proteins function as enzymes in the body.
- 4. Multiple Choice
Where is the digestion of food completed?
liver
large intestine
stomach
small intestine
- 5. Multiple Choice
Why is the oesophagus muscular?
To break the food into even smaller pieces
To produce enzymes to digest food
To push food from the mouth into the stomach
To move the food back and forth in two directions
- 6. Multiple Choice
Where does carbohydrate digestion begins?
liver
mouth
oesophagus
stomach
- 7. Multiple Choice
Where does protein digestion begins?
large intestine
mouth
small intestine
stomach
- 8. Multiple Choice
Where does fat digestion begins?
colon
liver
small intestine
stomach
- 9. Multiple Choice
Which of the following kills bacteria in the human alimentary canal?
gastric juice
mucus
pancreatic juice
saliva
- 10. Multiple Choice
This is an image of thestomachsmall intestineesophaguslarge intestine - 11. Multiple ChoiceThe diagram represents a portion of a human body. The principal function of structure X is toproduce salivary enzymeproduce sex hormoneabsorb waterabsorb nutrients
- 12. Multiple ChoiceWhich structure represented in the diagram below absorbs most of the fatty acids and glycerol
. This structure is present inStomachMouthsmall intestinelarge intestine - 13. Multiple Choice
Which digestive organ is represented by the letter B
Pancreas
Liver
Mouth
small intestine
- 14. Multiple Choice
What is the function of a liver?
To call Raegan a gweeb
to transfer foods
to produce enzymes
to produce bile
- 15. Multiple Choice
What is the function of a small intestine
to crunch the food
To add enzymes
Contains hydrochloric acid
To absorb nutrients and water
- 16. Multiple Choice
What is the process known as peristalsis
The process that transfers food from the mouth to the stomach. Also known as swallowing
The process that breaks down food by chewing and mashing
- 17. Multiple ChoiceThe stomach accomplish this type of digestion by churning.mehcanicalchemicalenzymesulcer
- 18. Multiple ChoiceThe majority of digestion occurs in the:large intestinesmall intestineulcerrectum
- 19. Multiple ChoiceWhen many large carbohydrates are chemically digested they are broken into many smaller _____proteinsamino acidssimple sugarsenzymes
- 20. Multiple ChoiceVilli present in the small intestine are important because they create more ______ so that more digested food can be abosrbed into the blood stream.fecesenzymeslipidssurface area
- 21. Multiple ChoiceExcess water is re-absorbed from undigested food by this______large intestinesmall intestineappendixstomach
- 22. Multiple Choice
Digestion begins in the where?
Mouth
Stomach
Pancreas
Gallbladder
- 23. Multiple Choice
True or False: In the stomach, food is squeezed and mashed. The food changes into a thick liquid called chyme.
True
False
- 24. Multiple ChoiceLook at the diagram. In which structure does the initial digestion of carbohydrates occur?A - MouthE - Small IntestineC - StomachD - Pancreas
- 25. Multiple ChoiceIn the image what is the name of part #3?1-Mouth3-Pancreas2-Stomach4-Large Intestine
- 26. Multiple ChoiceIn the image what numbers are a part of the digestive tract?1, 2, 3, 52, 3, 51, 2, 6, 4
- 27. Multiple Choice
The longest part of the digestive system is the …………………..
esophagus
small intestine
stomach
large intestine
- Answer choicesTagsAnswer choicesTags