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WorksheetsDigestive System Assessment
Total questions: 45
Worksheet time: 2hrs 30mins
What is the term used for the process of breaking food down into nutrients?
Ingestion
Digestion
Absorption
Propulsion
Which term describes the physical breakdown of food into smaller particles?
Chemical digestion
Mechanical digestion
Segmentation
Peristalsis
What are enzymes?
Substances the body needs for growth and repair
Organs that assist in the process of digestion
Proteins that speed up chemical reactions in the body
The forceful movement of food from one organ to the next
What is the role of the tongue in the digestive system?
It secretes enzymes that begin the chemical digestion of carbohydrates
It is responsible for the mechanical digestion in the mouth
It moves food around the mouth to mix it with saliva and push it between the teeth
It controls digestive activity by detecting stretching of organ walls
What is the function of salivary amylase?
It begins the chemical digestion of proteins
It begins the chemical digestion of carbohydrates
It produces saliva in the salivary glands
It breaks down food molecules into their building blocks
Where does defecation occur in the digestive process?
At the beginning, when food is ingested
During the absorption of nutrients into the bloodstream
At the end, when solid waste is eliminated from the body
During the mechanical digestion of food
What is the function of saliva?
It secretes enzymes that break down proteins.
It is a mixture of water, salivary amylase, mucus, and antibacterial substances that aids in swallowing and digestion.
It neutralizes chyme in the small intestine.
It absorbs nutrients in the small intestine.
What is the role of the pyloric sphincter?
It secretes gastric juice into the stomach.
It controls the entrance of food from the esophagus into the stomach.
It controls the entrance of food from the stomach into the duodenum.
It absorbs vitamin B12 in the small intestine.
Which of the following is secreted by parietal cells and is necessary for vitamin B12 absorption in the small intestine?
Gastrin
Intrinsic factor
Pepsinogen
Intestinal juice
What is chyme?
A hormone that stimulates the secretion of gastric juice.
A ring of muscle that controls the entrance of food from the esophagus into the stomach.
A thick, semi-liquid form of food that leaves the stomach and enters the small intestine.
Enzymes bound to the surface of microvilli in the small intestine.
What is the primary role of the small intestine in digestion?
It secretes saliva to aid in swallowing.
It is where all nutrient digestion is completed and almost all absorption occurs.
It produces intrinsic factor for vitamin B12 absorption.
It stores undigested food before excretion.
What is the largest internal organ that produces bile?
Gallbladder
Pancreas
Liver
Stomach
What is the role of the gallbladder in the digestive system?
It produces bile.
It stores bile until it is released into the duodenum.
It emulsifies fats.
It absorbs water and produces solid waste.
What is the process of breaking large fat droplets into smaller ones for digestion called?
Lipases
Emulsification
Lacteals
Proteases
Which organ produces powerful enzymes to break down all three nutrients and sits behind the stomach?
Liver
Large intestine
Pancreas
Gallbladder
What is the function of pancreatic juice?
It completes the digestion of proteins in the duodenum.
It emulsifies fats in the bile.
It absorbs water and produces solid waste.
It contains enzymes to break down all three nutrients and bicarbonate; released into the duodenum.
What is the function of proteases like trypsin, chymotrypsin, and carboxypeptidase?
They work with brush border enzymes to complete the digestion of carbohydrates in the duodenum.
They complete the digestion of proteins in the duodenum.
They are responsible for the emulsification of fats by bile.
They absorb fats from the intestine.
Which organ of the GI tract does not produce enzymes but absorbs water and produces solid waste?
Pancreas
Large intestine
Liver
Stomach
What is the function of the ileocecal valve?
It produces bile.
It stores bile.
It controls the entrance into the large intestine and prevents food from re-entering the small intestine.
It secretes mucus in the large intestine.
What is the role of the appendix in the human body?
It stores feces.
It secretes digestive enzymes.
It plays an important role in the immune system.
It absorbs nutrients from digested food.
What is GERD an abbreviation for?
Gastroenteric Disease
Gastroesophageal Reflux Disease
Gastroenteritis Rectal Dysfunction
Gastric Erosion and Reflux Disorder
What is a stomach ulcer?
A blockage in the stomach that prevents food from passing.
An inflammation of the stomach lining.
A hole or damaged area in the lining of the stomach.
A type of bacteria that infects the stomach.
What is hepatitis commonly caused by?
A bacterial infection
A viral infection
An inherited disease
A genetic disorder
What does pancreatitis result from?
Swollen veins in the lower rectum
Inflammation of the appendix
Early activation of digestive enzymes
A build-up of the amino acid phenylalanine
What is the cause of cystic fibrosis?
An infection in the pancreas
A build-up of the amino acid phenylalanine
An inherited disease that causes thick mucus to form in the pancreas
A viral infection
What is the rooting reflex?
A reflex that causes vomiting
An infant feeding reflex causing the baby's head to turn towards anything that touches the cheek or mouth
A reflex that causes forceful expulsion of stomach contents
A reflex triggered by touching the roof of the mouth
What is colorectal cancer?
Cancer of the appendix
Cancer of the pancreas
Cancer of the large intestine
Cancer of the bile duct
Which is the esophagus?
A
B
C
D
E
Which parts of the diagram is the small and large intestine?
A~ small intestine
E~ large intestine
D~ small intestine
E~ large intestine
C~ large intestine
B~ small intestine
A~ large intestine
C~ small intestine
E~ small intestine
D~ large intestine
The organ S in the picture is called ....
small intestine
gallbladder
appendix
large intestine
What are these structures call that are found on the lining of the small intestine?
Gallbladder
Villi
Sphincter
Duodenum
Proteins break down to:
fatty acids
nucleic acids
amino acids
hydrochloric acids
Which of the following answers correctly sequences the pathway food takes from the beginning to end?
mouth, esophagus, stomach, small intestine, large intestine
mouth, esophagus, stomach, large intestine, small intestine
mouth, stomach, esophagus, small intestine, large intestine
mouth, stomach, esophagus, large intestine, small intestine
What enzyme is found in saliva that starts digesting carbohydrates?
amylase
chyme
pepsin
bile
Where does the absorption of nutrients from food take place?
stomach
liver
small intestine
large intestine
