A&P quiz 10 Flashcards
which of the following digestive organs possesses villi?
small intestine
which is a major function of the oral cavity?
mechanical digestion
Bile is produced in the
liver
the _____ is the exposed part of a tooth
crown
the ______ sphincter is the muscular valve at the exit of the stomach
pyloric
the stomach can stretch enough to hold the contents of a large meal because it has
gastric folds
the ____ lobe is the largest lobe of the liver
right
the appendix, cecum, and ascending colon are on the left side of the body
t/f
false
the anal sphincter muscles include an external voluntary sphincter and an internal involuntary sphincter
t/f
true
blood-filled channels connected to central vein
sinusoids
layer nearest to the lumen of alimentary canal
muscular layer
secrete hydrochloric acid into stomach
parietal cells
last section of small intestine
ileum
region of stomach near lower esophageal sphincter
cardia
contains blood vessels and nerves in a tooth
root canal
responsible for peristaltic waves
mucosa
allow stomach to expand
gastric folds
increase surface area for digested food absorption
villi
attached to gallbladder
cystic duct
portion of tooth projecting beyond gingivae
crown
common opening region for bile and pancreatic secretions
major duodenal papilla
the enzyme amylase accelerates he reaction of changing
starch into disaccharides
amylase originates from
salivary glands and pancreas
the optimum pH for amylase activity is
6.8-7.0
after an enzyme reaction is completed, the enzyme
was denatured
as temperature decreases, enzyme activity
decreases
