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Unit 5 Concepts 1 & 2 Review

Total questions: 110

Worksheet time: 56mins

Name
Class
Date
1.

What carries food from the pharynx to the stomach?

a)

larynx

b)

trachea

c)

esophagus

d)

bronchioles

2.

What type of digestion takes place in the stomach?

a)

mechanical

b)

chemical

c)

both mechanical and chemical

3.

Where does the process of digestion begin?

a)

mouth

b)

esophagus

c)

stomach

d)

small intestine

4.

What enzyme is found in saliva that starts digesting carbohydrates?

a)

amylase

b)

chyme

c)

pepsin

d)

bile

5.

Where does the absorption of nutrients from food take place?

a)

stomach

b)

liver

c)

small intestine

d)

large intestine

6.

What makes the small intestine have such a large surface area?

a)

21 feet long

b)

villi

c)

microvilli

d)

all answers contribute

7.

What part of the digestive system mechanically and chemically breaks down food?

a)

mouth

b)

stomach

c)

both the mouth and stomach

8.

What chemically breaks down food into smaller molecules?

a)

teeth

b)

muscles of the stomach

c)

enzymes

9.

What are the rhythmic muscular contractions of your esophagus called to help food move along?

a)

swallowing

b)

peristalsis

c)

inertia contractions

d)

paralysis

10.

What does the pancreas do?

a)

produces digestive enzymes to break down proteins and fats

b)

produces sodium bicarbonate to neutralize stomach acid

c)

regulates our blood sugar levels

d)

all answers are correct

11.

What are the functions of the digestive system?

a)

digestion, absorption, elimination

b)

ingestion, congestion, elimination

c)

congestion, digestion, elimination

12.

Where does most absorption of nutrients take place?

a)

Stomach

b)

Small intestine

c)

Large intestine

d)

Gall bladder

13.

Where is bile produced?

a)

Kidney

b)

Pancreas

c)

Liver

d)

Small intestine

14.

What are these structures call that are found on the lining of the small intestine?

a)

Cilia

b)

Villi

c)

Sphincter

d)

Duodenum

15.

Which organ churns food and uses acid and enzymes to break down food?

a)

stomach

b)

esophagus

c)

mouth

d)

epiglottis

16.

What is the function of the teeth and tongue

a)

chemical digestion

b)

break down food

c)

mechanical digestion

d)

they only chew food

17.

Enzymes in your saliva help break down food, this is an example of ...

a)

Mechanical digestion

b)

Chemical digestion

18.

This organ absorbs water from digested food

a)

small intestine

b)

stomach

c)

villi

d)

large intestine

19.

This organ produces several enzymes that chemically break down food and regulate blood sugar, food does not pass through this organ

a)

liver

b)

pancreas

c)

gall bladder

d)

stomach

20.
What stores bile?
a)
Colon
b)
Gall Bladder
c)
Small Intestine
21.

The muscular tube that moves food from the pharynx to the stomach?

a)

esophagus

b)

small intestine

c)

stomach

d)

mouth

22.
If the liver is not functioning properly, what would most likely be the result?
a)
food would not be able to move into the small intestsine
b)
fats would not be digested
c)
water would not be absored
d)
it would not affect digestion
23.
After dinner, you have a bad case of diarrhea. Which organ is most likely not functioning properly?
a)
stomach
b)
small intestine
c)
large intestine
d)
liver
24.

Which of the following answers correctly sequences the pathway food takes from the beginning to end?

a)

mouth, esophagus, stomach, small intestine, large intestine

b)

mouth, esophagus, stomach, large intestine, small intestine

c)

mouth, stomach, esophagus, small intestine, large intestine

d)

mouth, stomach, esophagus, large intestine, small intestine

25.

The mouth carries out

a)

mechanical digestion

b)

chemical digestion

c)

mechanical and chemical digestion

d)

No digestion

26.

Which of the following helps digest carbohydrates in the mouth...

a)

salivary amylase

b)

lysozymes

c)

mucin

d)

bolus

27.
Which structure prevents food from entering the trachea? 
a)
larynx
b)
soft palate
c)
pharynx
d)
epiglottis
28.
The involuntary muscular movement of food caused by smooth muscle is called
a)
bolus transport
b)
indigestion
c)
absorption
d)
peristalsis
29.

Which of the following is NOT an accessory organ of the digestive system?

a)

Mouth

b)

Gall Bladder

c)

Liver

d)

Pancreas

30.

Which structure seals off the trachea when swallowing so that food & fluid do not go "down the wrong pipe" and cause choking?

a)

Uvula

b)

Epiglottis

c)

Soft Palate

d)

Esophagus

31.

Which of the following is NOT part of the stomach?

a)

Cardia

b)

Fundus

c)

Duodenum

d)

Pylorus

32.

In which organ does nutrient absorption occur in digestion?

a)

Esophagus

b)

Stomach

c)

Small Intestine

d)

Large Intestine

33.

Which salivary gland is located under the tonue?

a)

Parotid Gland

b)

Sublingual Gland

c)

Submandibular Gland

d)

None of these

34.

Amylase, a digestive enzyme, is responsible for the chemical breakdown of which macronutrient?

a)

Carbohydrates

b)

Fats

c)

Lipids

d)

Proteins

35.

Which digestive hormone promotes the release of Hydrocholoric Acid and Gastric Juice?

a)

CCK

b)

Gastrin

c)

Ghrelin

d)

Secretin

36.

Which digestive hormone makes a person feel "full"?

a)

CCK

b)

Gastrin

c)

Insulin

d)

Secretin

37.

Which teeth are the largest and best for grinding & mashing food?

a)

Bi-cuspids

b)

Canines

c)

Incisors

d)

Molars

38.

Which organ in the alimentary canal is responsible for re-absorbing water from indigestible food remnants?

a)

Colon (Large Intestine)

b)

Mouth

c)

Small Intestines

d)

Stomach

39.

Select the function(s) of the villi.

a)

increase surface area available for absorption

b)

contains lacteals for absorption of lipid monomers

c)

contains capillary beds for absorption of polymers

d)

contains capillary beds for absorption of monomers

40.

What is the function of bile?

a)

thick mucus that protects the mucosa

b)

detergent that emulsifies fats

c)

serves to decrease the pH (increase acidity) in the stomach

d)

serves to increase the pH (increase alkalinity) in the small intestine

41.

Select the function(s) of the large intestine from the list below.

a)

dehydrate chyme into feces

b)

produce mass movements

c)

recycle water

d)

chemical digestion via bacteria

42.

Carbohydrates are broken down into _____ and their main function is _____.

a)

monosaccharides; provide cells with energy

b)

monosaccharides; provide body insulation

c)

amino acids; provide cells with energy

d)

amino acids; provide body insulation

43.

Which of the following is NOT a function of a type of protein?

a)

major component of muscle tissue

b)

make up antibodies

c)

provide a long term energy source

d)

assist in the transport of materials in the body, such as oxygen

44.

Which of the following is vital to brain function and therefore

closely monitored and regulated by the hormones insulin and glucagon?

a)

protein

b)

glucose

c)

fatty acids

d)

fructose

45.

This organ absorbs water from digested food

a)

small intestine

b)

stomach

c)

villi

d)

large intestine

46.

Which organ churns food and uses acid and enzymes to break down food?

a)

stomach

b)

esophagus

c)

mouth

d)

epiglottis

47.

What are the functions of the digestive system?

a)

digestion, absorption, elimination

b)

ingestion, congestion, elimination

c)

congestion, digestion, elimination

48.

What are the rhythmic muscular contractions of your esophagus called to help food move along?

a)

swallowing

b)

peristalsis

c)

inertia contractions

d)

paralysis

49.

What part of the digestive system mechanically and chemically breaks down food?

a)

mouth

b)

stomach

c)

both the mouth and stomach

50.

Where does the absorption of nutrients from food take place?

a)

stomach

b)

liver

c)

small intestine

d)

large intestine

51.

What enzyme is found in saliva that starts digesting carbohydrates?

a)

amylase

b)

chyme

c)

pepsin

d)

bile

52.

Where does the digestion of carbohydrates take place?

a)

Mouth

b)

Mouth and Stomach

c)

Mouth and small Intestine

d)

Mouth and large intestine

e)

Stomach

53.

Where does the digestion of lipids take place?

a)

Stomach

b)

Stomach and small intestine

c)

Small intestine

d)

Mouth, stomach and small intestine

e)

Mouth and small intestine

54.

Where does the digestion of proteins take place?

a)

Mouth and stomach

b)

Stomach and small intestine

c)

Mouth and small intestine

d)

Mouth, stomach and small intestine

55.

What is the aim of the digestion?

a)

Obtain matter and energy

b)

Obtain nutrients from food and break it down into small molecules, which are then absorbed

c)

Break down food into inorganic nutrients

d)

Obtain nutrients form food and transport it to the cells

56.

What are the two components of the gastric juice?

a)

Pepsine and hydrochloric acid

b)

Saliva and bile

c)

Bile and hydrochloric acid

d)

Amyase and hydrochloric acid

57.

. Which are the nutrients digested in the stomach?

a)

Carbohydrates

b)

Proteins

c)

Carbohydrates and proteins

d)

Fats

e)

All the above

58.

What is the enzyme contained in the saliva?

a)

Amylase

b)

Pepsine

c)

Hydrochloride acid

d)

Lipase

59.

Where is the gastric juice released?

a)

Stomach

b)

Small intestine

c)

Mouth

d)

Large intestine

60.

What is the muscular tube that connects the mouth to the stomach?

a)

Liver

b)

Large Intestine

c)

Esophagus

d)

Pancreas

61.

What happens to the bolus when it enters the stomach?

a)

Bile is produced and digests the bolus

b)

stomach muscles contract and smash the bolus

c)

nutrients from the bolus are absorbed

d)

enzymes in the bolus create acid

62.

Which digestive organ is the longest?

a)

Esophagus

b)

Small Intestine

c)

Large Intestine

d)

Stomach

63.

What is the function (job) of the large intestine?

a)

To absorb water and minerals

b)

To store vitamins and fats

c)

To produce bile and acid

d)

To regulate the blood sugar and hormones

64.

What is the liver's function in the digestive system?

a)

It produces bile

b)

It controls blood sugar

c)

It stores digested food

d)

It removes solid waste

65.

What is the name of the highlighted organ in the picture?

a)

esophagus

b)

stomach

c)

small intestine

d)

large intestine

66.

What is the name of the highlighted organ in the picture?

a)

Pancreas

b)

Gall Bladder

c)

Liver

d)

Colon

67.

What is the name of the highlighted organ in the picture?

a)

esophagus

b)

stomach

c)

small intestine

d)

large intestine

68.

What substance in the mouth contains an enzyme that begins chemical digestion?

a)

fiber

b)

mucus

c)

pepsin

d)

saliva

69.

What process involves muscle contractions that move food through the esophagus?

a)

absorption

b)

peristalsis

c)

mechanical digestion

d)

elimination

70.

What structure enables the small intestine to absorb large amounts of nutrients?

a)

villi

b)

pancreas

c)

liver

d)

gallbladder

71.

When you swallow, a flap of tissue called the ___________ prevents food from entering your windpipe.

a)

esophagus

b)

epiglottis

c)

pancreas

d)

bile

72.

Enzymes are proteins that help in the kind of digestion called ______________ digestion.

a)

mechanical

b)

chemical

73.

One of the roles of the ____________ intestine is to prepare waste material for elimination.

a)

large

b)

small

74.

Which of the following help with mechanical digestion

a)

Saliva

b)

Chewing

c)

Stomach Acid

d)

Muscular squeezing

75.

Where does MOST of the digestion process occur?

a)

Small intestine

b)

Mouth

c)

Stomach

d)

Large Intestine

e)

Colon

76.

Pick the correct order of digestion

a)

Mouth,stomach,esophagus,large intestine,small intestine

b)

Mouth,esophagus,stomach,small intestine, large intestine

c)

Mouth, esophagus, stomach, large intestine, small intestine, colon

d)

Mouth, stomach, esophagus, small intestine, large intestine

77.

What chemical breaks down Fat?

a)

Water

b)

Saliva

c)

Sodium

d)

Bile

78.

What does the Gall Bladder store?

a)

Bile

b)

Fat

c)

Carbohydrates

d)

Insulin

79.

What organ produces Insulin?

a)

Liver

b)

Stomach

c)

Appendix

d)

Pancreas

80.

Another name for the Large Intestine?

a)

Really big intestine

b)

Colon

c)

Pancreas

d)

Massive

81.
The amount of energy the body gets from food is measured in.
a)
Metabolism
b)
Diet
c)
Calories
d)
Protein
82.
Energy storage nutrients that help the body store some vitamins e.g. oils, butter, margarine
a)
Fats
b)
Carbohydrates
c)
Minerals
d)
Vitamins
83.
Organic compounds that control several body functions. e.g. A, C, K
a)
Carbohydrates
b)
Metabolism
c)
Vitamins
d)
Digestion
84.
The body uses this to carry nutrients and waste. It also helps joints move smoothly.
a)
Fat
b)
Water
c)
Minerals
d)
Vitamin 
85.
Elements essential for good health. e.g. Calcium, Iron, Potassium 
a)
Protein
b)
Fat
c)
Minerals
d)
Carbohydrates
86.

One kilocalorie (kcal) equals _______ calories.

a)

1

b)

10

c)

100

d)

1000

87.

Simple carbs (table sugar and candy) provide the body with ______.

a)

Energy only

b)

Nutrients only

c)

Energy and Nutrients

d)

None are correct

88.

Grains, fruits, and vegetables are examples of ______ carbs.

a)

Simple

b)

Complex

c)

Incomplete

d)

Nonessentials

89.

________ is the stored version of glucose in the liver, muscles, and fat cells.

a)

Glycogen

b)

Glucagon

c)

Triglycerides

d)

Lipids

90.

______ is released by the pancreas to raise the blood glucose levels within the body.

a)

Glucagon

b)

Insulin

c)

Both Insulin and Glucagon

d)

None are correct

91.

What is another word for lipids?

a)

Carbohydrates

b)

Fats

c)

Proteins

d)

Minerals

92.
Nutrient responsible for growth and repair of body tissues; contains nitrogen as well as carbon, hydrogen, and oxygen.
a)
fat
b)
protein
c)
carbohydrate
d)
mineral
93.
Waxy, fatlike substance found only in animal products; not a necessary part of a diet since your liver produces it
a)
fat
b)
cholesterol
c)
amino acid
d)
fiber
94.
What is the primary goal of glucose catabolism?
a)
Creation of glycogen, which can be stored for later use
b)
creation of lipids, which can be stored for later use
c)
Generation of ATP
d)
Lipids are the body's first choice for energy
95.
This step in the process of carbohydrate metabolism occurs when oxygen is available:
a)
Glycolysis
b)
Anaerobic Fermentation
c)
Aerobic Respiration
d)
Glycogenesis
96.

What essential substance are proteins digested into?

a)

lipids

b)

carbohydrates

c)

amino acids

97.

Why is it important to consume vitamins and minerals with our diets?

a)

Because we need large amounts of them of them for digestion to occur.

b)

Because they are essential in metabolism and they cannot be synthesised by body cells.

98.

Which type of fat is the healthiest to consume?

a)

saturated fat

b)

unsaturated fat

c)

cholesterol

d)

trans fats

99.

What are the functions of lipids? (check all that apply)

a)

store energy

b)

serve as building blocks

c)

provide complex carbohydrates

100.

check all that are true about the postabsorptive state.

a)

includes the time between meals when the body relies on its store of nutrients.

b)

includes the time you are digesting

c)

includes the time you are absorbing nutrients

d)

usually lasts 4 hours after a meal

e)

glucagon is released

101.

check all that are true about the absorptive state.

a)

includes the time you are eating

b)

includes the time you are digesting

c)

includes the time you are absorbing nutrients

d)

usually lasts 4 hours after a meal

e)

Insulin is released

102.

What is the primary goal of glucose catabolism?

a)

The creation of glycogen, which can be stored for later use

b)

The creation of lipids, which can be stored for later use

c)

The generation of ATP

d)

To build tissues

103.
Nutrients that do not need to be obtained in the diet because the body can synthesize them
a)
Fat Soluable Vitamins
b)
Amino Acids
c)
Essential Nutrients
d)
Non-Essential Nutrients
104.
In the body, what stores the greatest amount of energy in the smallest amount of space?
a)
Vitamins
b)
Protein
c)
Fat
d)
Glucose
105.
All ingested carbohydrates are first converted to:
a)
Glucose
b)
Starch
c)
Protein
d)
Fat
106.
Elements essential for good health. e.g. Calcium, Iron, Potassium 
a)
Protein
b)
Fat
c)
Minerals
d)
Carbohydrates
107.
Nutrients from digested food are absorbed in which digestive organ?
a)
Small Intestine
b)
Stomach
c)
Large Intestine
d)
Gallbladder
108.

Eggs, beans, lentils, meat is considered?

a)

Fats

b)

Fruits and Veggies

c)

Proteins

d)

Carbs

109.

What is a benefit of consuming indigestible fibers?

a)

Promotes the growth of beneficial gut bacteria.

b)

Increases bowel pH.

c)

Triggers intestinal inflammation.

d)

Promotes the growth of dysfunctional cells.

110.

What is true about lipids?

a)

Lipids should be avoided in the diet because they are converted to cholesterol.

b)

Lipids contribute to cellular structure.

c)

Lipids are less energy dense as compared to carbohydrates.

d)

Lipids are the body's first choice for energy.

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