WorksheetsDigestive System
Total questions: 15
Worksheet time: 11mins
Which organ is part of the alimentary canal?
teeth
pancreas
stomach
liver
Which organ is an accessory organ?
mouth
pharynx
stomach
gallbladder
Deglutition is to ___ as mastication is to ___.
swallowing; chewing
salivating; swallowing
swallowing; salivating
chewing; salivating
Salivary amylase is an enzyme that breaks down ___ in the ___.
fats; mouth
carbs; mouth
proteins; mouth
carbs; stomach
True or False: Deglutition is a voluntary action.
True
False
The involuntary, wave-like muscle contractions that move food in the correction direction in the digestive tract is referred to as:
chyme
deglutition
peristalsis
voluntary waves
Select the enzymes that are active in the stomach.
carboxypeptidase
lingual lipase
pancreatic lipase
pepsin
pepsinogen
What causes GERD?
increased production of HCl in the stomach
improper function of the gastroesophageal sphincter
Both A and B
Neither A nor B
Which of the following is NOT a reason the gastric juices of the stomach are so acidic (low pH)?
kills bacteria
activates trypsin
activates pepsin
chemically digests proteins
Select the function(s) of the villi.
increase surface area available for absorption
contains lacteals for absorption of lipid monomers
contains capillary beds for absorption of polymers
contains capillary beds for absorption of monomers
Maltase is to ___ as trypsin is to ___.
proteins; lipids
carbohydrates; lipids
lipids; proteins
carbohydrates; proteins
What is the function of bile?
thick mucus that protects the mucosa
detergent that emulsifies fats
serves to decrease the pH (increase acidity) in the stomach
serves to increase the pH (increase alkalinity) in the small intestine
Which of the following correctly describes the function of the liver and gallbladder?
The liver and gallbladder both store and concentrate bile.
The liver and gallbladder both produce bile and detoxify the body.
The liver stores and concentrates the bile produced by the gallbladder.
The gallbladder stores and concentrates the bile produced by the liver.
Someone with lactose intolerance:
does not produce lactase
does not have a gallbladder
does not produce salivary amylase
does not produce bile
Select the function(s) of the large intestine from the list below.
dehydrate chyme into feces
produce mass movements
recycle water
chemical digestion via bacteria
