Grade 6 - Digestive System

Question 1

What system is responsible for the digestion of food?

Answer 1

Digestive system

Question 2

What does the digestive system consist of that helps break down food into energy?

Answer 2

Organs

Question 3

What are the primary functions of the digestive system?

Answer 3

Ingestion
Digestion
Absorption
Elimination

Question 4

What do you call a process of putting food into your mouth?

Answer 4

Ingestion

Question 5

This refers to the breakdown of food into small molecules that can be used by the body?

Answer 5

Digestion

Question 6

What process happens after food is broken down into small molecules in the digestive system?

Answer 6

Absorption

Question 7

What happens to substances that cannot be absorbed by the body, and in what form are they removed?

Answer 7

They are eliminated as feces.

Question 8

What is an example of a material that your body cannot digest?

Answer 8

Cellulose.

Question 9

How is your digestive system divided?

Answer 9

Alimentary canal and accessory organs.

Question 10

This refers to a tubular passage through which the food passes and is digested?

Answer 10

Alimentary canal or digestive tract.

Question 11

What are the main organs involved in digestion that form part of the alimentary canal?

Answer 11

mouth
esophagus
stomach
small intestine
large intestine

Question 12

How do you call those organs that help in the digestion process by secreting enzymes that further breakdown food particles?

Answer 12

Accessory organs

Question 13

Provide some accessory organs?

Answer 13

pancreas
liver
gallbladder
salivary glands

Question 14

What is the term for the process that involves the physical breakdown of food into smaller pieces?

Answer 14

mechanical digestion

Question 15

This is the rhythmic, involuntary contraction of smooth muscles is called?

Answer 15

Peristalsis

Question 16

This refers to the break down of food into simpler nutrients that can be used by the cells?

Answer 16

Chemical digestion

Question 17

What facilitates chemical digestion?

Answer 17

acids and enzymes

Question 18

What enzyme that is responsible in breaking down starch into sugar?

Answer 18

amylase

Question 19

What do you call a ball of partially digested food that is mixed with saliva?

Answer 19

bolus

Question 20

This is a muscular tube that transports bolus from mouth to stomach?

Answer 20

Esophagus

Question 21

It is a J-shaped muscular sac that digests and temporarily stores food?

Answer 21

Stomach

Question 22

This is a fluid produced by cells that line the stomach?

Answer 22

Digestive juice

Question 23

Composition of the digestive juice?

Answer 23

hydrochloric acd (HCI)
pepsin

Question 24

It is a gastric juice that prepares protein in the stomach for digestion and kills the bacteria found on food?

Answer 24

Hydrochloric acid

Question 25

This is a digestive enzyme that breaks down proteins into smaller pieces?

Answer 25

Pepsin

Question 26

What is the thick liquid mixture called that digested food turns into before leaving the stomach?

Answer 26

Chyme

Question 27

What are the organs that are responsible in secreting enzymes and hormones to initiate chemical digestion in small intestine?

Answer 27

pancreas liver gallbladder

Question 28

An organ that secretes enzymes that break down sugars, fats, and starch?

Answer 28

pancreas

Question 29

The organ that makes a digestive juice called bile that breaks down the fats?

Answer 29

liver

Question 30

The organ that is responsible in storing the broken down fats coming from the liver?

Answer 30

gallbladder

Question 31

What are the folds in the lining of the small intestine called?

Answer 31

Villi

Question 32

They are tiny, hair-like projections on the surface of the villi in the small intestine. They increase the surface area for absorption, allowing for more efficient uptake of nutrients from digested food into the bloodstream.

Answer 32

Microvilli

Question 33

This is a part of the digestive system responsible for absorbing water from undigested food and forming solid waste for elimination?

Answer 33

Large intestine

Question 34

What do you call the undigested material that eventually forms into a solid mass?

Answer 34

feces

Question 35

What contains the feces?

Answer 35

Undigested fiber from plant foods, dead bacteria and traces of undigested fat and protein.

Question 36

This serves as a storage site of feces before it is eliminated?

Answer 36

Rectum

Question 37

A muscular opening at the end of the digestive tract through which solid waste (feces) is expelled from the body?

Answer 37

Anus

Question 38

What are the common ailments and disorders of the digestive system?

Answer 38

Diarrhea Constipation Gastroesophageal reflux disorder (GERD) Gallstones Peptic Ulcer Colorectal cancer

Question 39

This is characterized by loose and watery stool and frequent bowel movement?

Answer 39

Diarrhea

Question 40

Prolonged diarrhea may lead to?

Answer 40

Dehydration

Question 41

A compact, dry, and hard stool characterizes?

Answer 41

Constipation

Question 42

A person who is constipated experiences difficulty in?

Answer 42

Defecating

Question 43

This occurs when the acid from the stomach flows back to esophagus?

Answer 43

Gastroesophageal reflux disorder (GERD)

Question 44

These are stones or lumps that build up in the gallbladder. These stones are hardened cholesterol and pigments in the bile?

Answer 44

Gallstones

Question 45

A sore or painful wound in the lining of stomach and small intestine is called?

Answer 45

Peptic Ulcer

Question 46

The bacteria that is the caused in most ulcer that weakens the protective coating of the stomach and small intestine?

Answer 46

Helicobacter pylori

Question 47

This occurs when tumors form in the lining of the large intestine?

Answer 47

Colorectal cancer

Question 48

Ways to keep your digestive healthy?

Answer 48

Proper Nutrition Proper Hygiene Health Habits Regular exercise

Question 49

This is the process of eating the right food that your body needs so you can grow properly and healthy?

Answer 49

Nutrition

Question 50

They are professionals who advise and plan matters on food and nutrition? They develop dietary plans and guidelines to help people make healthy food choices?

Answer 50

Nutritionists

Question 51

What are the nutrients that food contains?

Answer 51

carbohydrates fats proteins vitamins minerals water

Question 52

Examples of food that are rich in carbohydrates that are used by the body for energy?

Answer 52

rice and bread

Question 53

A nutrient that protects the body organs and insulate the body?

Answer 53

fats

Question 54

A nutrient that supply raw materials for growth and repair of the body?

Answer 54

proteins

Question 55

Nutrients that help regulate body functions?

Answer 55

vitamins and minerals

Question 56

This helps you to keep hydrated and regulate body temperature and maintain body functions?

Answer 56

water

Question 57

Some ways to prevent food contamination?

Answer 57

a. Wash your hands thoroughly before and after eating. b. Wash eating and cooking utensils before and after using them. c. Wash fruits and vegetables before eating them. d. Avoid street foods. Make sure that the food preparation is clean. e. Handle and prepare food well before cooking or putting them in the refrigerator.

Question 58

Give some examples of good eating habits?

Answer 58

Chew food well and avoid swallowing large chunks of food. Eat in moderation.

Question 59

How does regular exercise helps in your digestive system?

Answer 59

Regular exercise keeps the food moving through your digestive system. This reduces the chances of being constipated.