WorksheetsAP: L4, CH 16 (GI), PREtest, 45 min
Total questions: 30
Worksheet time: 45mins
Which processes does food undergo in the body Select all that apply.
Digestion
Absorption
Metabolism
Excretion
Filtration
Which best defines digestion?
Movement of nutrients into the blood
Elimination of waste
Chemical and mechanical breakdown of food
Use of nutrients by cells
The frenulum functions to:
Aid in swallowing
Attach the tongue to the floor of the mouth
Produce saliva
Assist with chewing
Which are salivary glands? Select all that apply.
Parotid
Sublingual
Pancreas
Submandibular
Thyroid
How many permanent teeth does an adult have?
20
28
30
32
The esophagus is best described as:
A striated muscle tube used for digestion
A smooth muscle tube between pharynx and stomach
A gland that secretes enzymes
A storage organ for bile
The cardiac sphincter functions to:
Prevent bile reflux
Control entry of food into the duodenum
Control movement between esophagus and stomach
Digest protein
Rugae in the stomach allow the stomach to:
Secrete enzymes
Increase surface area for absorption
Expand when food enters
Produce bile
Villi primarily function to:
Move chyme
Absorb nutrients
Secrete enzymes
Neutralize acid
The ileocecal valve functions to:
Prevent reflux into the stomach
Control passage from small to large intestine
Absorb fats
Mix chyme
Bile is produced in the:
Gallbladder
Pancreas
Liver
Small intestine
The common bile duct is formed by the union of the:
Pancreatic duct and cystic duct
Hepatic duct and cystic duct
Hepatic duct and pancreatic duct
Gallbladder and pancreas
The primary function of the gallbladder is to:
Produce bile
Secrete insulin
Store and concentrate bile
Neutralize acid
The pancreas has which functions? Select all that apply.
Endocrine
Exocrine
Bile storage
Insulin secretion
Digestive enzyme production
Fat digestion results in formation of:
Amino acids
Simple sugars
Fatty acids and glycerol
Peptides
Saliva contains which enzyme?
Amylase
Lipase
Pepsin
Trypsin
Which are mechanical digestion processes? (Select all that apply)
Mastication
Deglutition
Protein breakdown
Emulsification
Protein digestion begins in the:
Mouth
Esophagus
Stomach
Ileum
Absorption is defined as:
Breakdown of food
Elimination of waste
Movement of nutrients into the bloodstream
Cellular metabolism
A lacteal primarily absorbs:
Glucose
Protein
Fat
Water
Peristalsis is best defined as:
Voluntary movement of food
Mixing of chyme
Wavelike contractions that move food forward
Muscle relaxation
Which are functions of the liver? (Select all that apply)
Produce cholesterol
Activate vitamin D
Produce coagulation factors
Convert ammonia to urea
Produce insulin
The pancreas raises intestinal pH by producing:
Hydrochloric acid
Pepsin
Bicarbonate
Lipase
Place the layers of the GI tract in correct order from inner to outer:
Mucosa, submucosa, muscularis, serosa
Submucosa, mucosa, serosa, muscularis
Serosa, muscularis, submucosa, mucosa
Mucosa, muscularis, submucosa, serosa
Place the parts of the small intestine in correct order:
Duodenum, jejunum, ileum
Jejunum, ileum, duodenum
Ileum, duodenum, jejunum
Jejunum, duodenum, ileum
Match the type of tooth with its function.
Molars
Crushing
Incisors
Cutting into food
Cuspids
Tearing
Where is the cardiac sphincter located?
Between the stomach and duodenum
Between the esophagus and stomach
Between the jejunum and ileum
Between the ileum and colon
Place the layers of the GI tract in correct order from inner to outer:
Mucosa
submucosa
muscularis
serosa
Place the parts of the small intestine in correct order:
Duodenum
jejunum
ileum
Categorize GI organs as primary (main) and secondary (accessory):
Liver
Pancreas
Gallbladder
Colon
Jujenum
Stomach
