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WorksheetsDigestive System Review
Total questions: 38
Worksheet time: 19mins
Which of these processes occurs in the mouth?
Ingestion
Mechanical digestion
Chemical digestion
Ingestion, mechanical & chemical digestion
Which of these organs is not considered an accessory digestive structure?
Mouth
Salivary glands
Pancreas
Liver
Parietal cells secrete ________.
gastrin
pepsin
pepsinogen
hydrochloric acid
In which part of the alimentary canal does most digestion occur?
stomach
proximal small intestine
distal small intestine
ascending colon
Which of the following organs is supported by a layer of adventitia rather than serosa?
esophagus
stomach
small intestine
large intestine
Which part of the large intestine attaches to the appendix?
transverse colon
cecum
ascending colon
descending colon
Which of the following is an enzyme found in the saliva?
peptidase
lipase
amylase
lactase
Teeth are made of a bone-like substance called ______.
Cartilage
Duodenum
Ostium
Dentin
The inner most layer of the GI tract wall is called the _______.
Mucosa
Submucosa
Muscularis externia
Serosa
Which of the following is most associated with villi?
lacteals
intestinal glands
bacteria flora
polyps
Where are most fat-digesting enzymes produced?
gallbladder
pancreas
small intestine
liver
Inflammation of the gums is called ________.
Gingivitis
Cholecystitis
Ulcerative colitis
Gastroenteritis
Which type of tooth is used to crush and grind food?
Incisors
Canine teeth
Molars
Where does the chemical digestion of starch begin?
small intestine
mouth
stomach
esophagus
Which of the following is stored in the body?
phosphorous
folic acid
thiamine
vitamin C
If an amino acid is not used to create new proteins, it can be ________.
stored to be used later
converted to acetyl CoA
converted to nitrogen
converted to glucose or ketones
Which molecule produces the most ATP?
NADH
FADH2
carbohydrates
triglycerides
A deficiency in Vitamin A can result in _______.
improper bone develiopment
scurvy
improper eye development or sight
all of the above
The smallest of the salivary glands are the ______.
Sublinguals
Submandibulars
Parotids
Subbucals
What is the last section of the small intestine, before it empties into the large intestine, called?
Duodenum
Stomach
Jejunum
Ileum
The stomach has four regions; the area that connects with the small intestine is called the _______.
Fundus
Body
Pylorus
Cardiac
The stomach releases the hormone _______ to aid in digestion.
Pepsin
HCL
Secretin
Gastrin
The structure responsible for the absorption of excess water is the _________.
Stomach
Colon
Liver
Spleen
Which organ is responsible for the production of bile?
Liver
Stomach
Small Intestine
Large Intestine
This structure increases the surface area of the lining of the small intestine.
Peptase
Lacteals
Villi
Chyle
Protein digestion begins in the _______.
Mouth
Stomach
Small intestine
Large intestine
Enzymes are necessary for digestion; ______ is produced to break down fats.
Nuclease
Lipase
Carbohydrase
Maltase
Which of the following is the end product of protein digestion?
Fatty acids
Glycerol
Simple sugars
Amino acids
Pancreatic juice contains enzymes that help digest _________.
Carbohydrates
Fats
Proteins
All of the above
The chief digestive enzyme in the stomach is ______.
Bile
Tripsyn
Pepsin
Chyme
Lactose intolerance individuals cannot digest the ______ in milk.
Proteins
Sugar
Fat
Cholesterol
Which of the following is the end product of fat digestion?
Aminoi acids
Glycerol
Simple sugars
Amino acids and glycerol
The punching bag-shaped structure hanging down from the soft palate is called the _______.
frenulum
papillae
palatine tonsil
uvula
Where does protein digestion begin?
Small intestine
Large intestine
Stomach
Mouth
Which vitamin deficiency results in pernicious anemia?
K
A
C
B12
Which of the following is NOT stored in the body?
Vitamin K
Vitamin E
Vitamin A
Vitamin C
What substance breaks down large fat globules into small fat globules?
Bolus
Bile
Chyme
Pepsinogen
The stomach secretes intrinsic factor which allows vitamin B12 to be absorbed.
True
False
