DIGESTION IN MAMMALS -quizizz

Multiple Choice

The role of the tongue in digestion is to

• masticate food

• transport masticated food to the stomach

• store enzymes

• mix food with saliva and turn masticated food into bolus.

Multiple Choice

The digestive system consist of

• Organs that work together to break down food into nutrients
• Organs that work together to regulate body temperature
• Organs that work together to produce hormones
• Organs that work together to pump blood

Multiple Choice

The liver's primary function is to

• Regulate body temperature
• Produce insulin
• Store bile
• secrete bile

Multiple Choice

Which acid is produced in the stomach?

• Nitric acid
• Sulfuric acid
• Acetic acid
• Hydrochloric acid

Multiple Choice

Where does reabsorption of water take place in the digestive system?

• Stomach
• Large intestine
• Esophagus
• Small intestine

Multiple Choice

Which organ plays an instrumental role in the digestion of fat?

• Stomach
• Liver
• Kidney
• Pancreas

Multiple Choice

How does the pancreases contribute to the digestion of fat?

• The pancreas secretes pepsin enzymes to break down fats.
• The pancreas secretes amylase enzymes to break down fats.
• The pancreas secretes insulin to break down fats.
• The pancreas secretes lipase enzymes to break down fats.

Multiple Choice

What is the function of the bile secreted by the liver in digestion?

• Emulsify fats
• Regulate blood sugar levels
• Activate digestive enzymes
• Neutralize stomach acid

Multiple Choice

Absorption of nutrients takes place in the

• small intestine
• liver
• stomach
• large intestine

Multiple Choice

What is the role of the large intestine in digestion?

• Secretes digestive enzymes
• Stores excess glucose
• Regulates body temperature
• Absorbs water and salts, eliminates waste

Multiple Choice

Digestion of carbohydrate begins

• In the liver
• In the mouth
• In the kidneys
• In the lungs

Multiple Select

What role does the HCl produced in the stomach play in digestion?

Choose all that apply

• Digestion of proteins and activation of pepsin
• Promoting carbohydrate digestion
• Inhibiting enzyme activity
• Neutralizing stomach acid

Multiple Choice

Saliva contain an enzyme know as

• Cellulase
• Amylase
• Protease
• Lipase

Multiple Choice

Apart from the mouth, which other part of the digestive system produce amylase?

• Pancreas
• Liver
• Stomach
• Small intestine

Multiple Choice

Salivary amylase

• Salivary amylase breaks down proteins into amino acids.
• Salivary amylase breaks down fats into fatty acids.
• Salivary amylase breaks down vitamins into minerals.
• Salivary amylase breaks down carbohydrates into simpler sugars.

Multiple Choice

Salivary amylase converts cooked starch to

• fructose
• maltose
• sucrose
• glucose

Multiple Select

The small intestine also produces enzymes such as .......................... for the digestion of carbohydrates.

select all that apply

• maltase

• sucrase

• lactase

• amylase

Multiple Choice

The end product of carbohydrate is

• Starch
• Glucose
• Sucrose
• Fructose

Multiple Choice

Excess glucose is stored in the liver as

• glycogen
• insulin
• fructose
• amino acids

Multiple Choice

Digestion of protein begins in the

• esophagus
• intestines
• liver
• stomach

Multiple Choice

What is the role of HCl in the digestion of protein?

• HCl inhibits the release of pepsinogen.
• HCl breaks down carbohydrates into simple sugars.
• HCl promotes the absorption of lipids.
• HCl denatures proteins and activates pepsinogen to pepsin.

Multiple Choice

The simplest form of protein is

• amino acids
• nucleic acids
• lipids
• carbohydrates

Multiple Choice

The enzyme which is released to break down proteins into smaller peptide fragments is

• Lipase
• Pepsin

• Amylase
• Cellulase

Multiple Choice

The enzyme released by the pancreases to digest protein is

• trypsin
• amylase
• lipase
• pepsin

Multiple Choice

What is the function of the enzyme trypsin in the digestion of protein?

• Trypsin functions to break down proteins into peptides.
• Trypsin functions to break down peptides into amino acids.

• Trypsin functions to convert proteins into carbohydrates.
• Trypsin functions to increase the acidity of the stomach.

Multiple Choice

Digestion of fat begins in the

• small intestine
• stomach
• liver
• pancreas

Multiple Choice

Which enzyme breaks down fat?

• lipase
• cellulase
• pepsin
• amylase

Multiple Choice

Lipase is produced and secreted by the

• liver
• pancreas
• kidney
• stomach

Multiple Choice

How does the bile secreted by the liver aid in the digestion of fat?

• Bile emulsifies fat, breaking it down into smaller droplets for easier digestion.
• Bile solidifies fat, making it harder to digest
• Bile breaks down fats into lipids

• Bile absorbs fat, preventing its digestion

Multiple Choice

The end product of the digestion of fat is

• fatty acids and glycerol
• nucleotides and ribose
• monosaccharides and disaccharides
• amino acids and glucose

Multiple Choice

What is an enzyme?

• Enzymes are biological molecules that act as catalysts to speed up chemical reactions in living organisms.
• Enzymes are only found in plants
• Enzymes slow down chemical reactions in living organisms
• Enzymes are inorganic molecules

Multiple Choice

How is glucose used in the body?

• Glucose is excreted unchanged from the body
• Glucose is stored in the lungs for respiration
• Glucose is used as a structural component in bones
• Glucose is broken down in cells to produce ATP, which is used for various cellular functions.

Multiple Choice

How does the body utilize glycogen?

• Glycogen is stored in the lungs for respiration.
• The body breaks down glycogen into glucose for energy.
• Glycogen is converted into muscle tissue.
• Glycogen is excreted through sweat.

Multiple Choice

Where is fat stored after digestion?

• Muscles
• Adipose tissue
• Brain
• Lungs

Multiple Choice

Where is the excess glucose stored in the body?

• In the liver and muscles as glycogen
• In the brain as neurotransmitters
• In the lungs as oxygen
• In the skin as melanin

Multiple Choice

Egestion is the

• Process of storing excess nutrients in the body
• Process of absorbing nutrients from food
• Process of eliminating waste or undigested food materials from the body.
• Process of breaking down food into smaller molecules

Multiple Choice

Which organ(s) are responsible for egestion?

• Liver
• Stomach
• Large intestine
• Small intestine

Multiple Choice

What happens if undigested food substances are not egested from the alimentary canal?

• Enhanced nutrient absorption
• Accumulation of toxins, bacterial overgrowth, and potential infections
• Improved digestion
• Reduced risk of gastrointestinal issues

Multiple Choice

Constipation is the

• easy in passing stools
• frequent bowel movements
• diarrhea
• difficulty in passing stools or infrequent bowel movements

Multiple Choice

Constipation is caused by

• Excessive fiber in the diet
• Lack of fiber in the diet, dehydration, lack of physical activity, certain medications, and medical conditions such as irritable bowel syndrome or hypothyroidism
• Overhydration
• Excessive physical activity

Multiple Choice

One way of preventing constipation is to

• Take laxatives daily
• Avoid drinking water
• Reduce fiber intake
• Increase fiber intake and drink plenty of water.