Biomedicine Exam (Digestive System) with Questions & 100% Correct Answers| Passed with Grade A
3 views 0 purchase
Course
Biomedicine
Institution
Biomedicine
A function of the ileocecal valve is to prevent backflow from the large intestine to the
small intestine.
a. TRUE
b. FALSE - a. TRUE
A lack of functioning salivary amylase would prevent an individual from being able to
digest lactose.
a. TRUE
b. FALSE - b. FALSE
Bile is responsible for dige...
Biomedicine Exam (Digestive System)
with Questions & 100% Correct
Answers| Passed with Grade A
A function of the ileocecal valve is to prevent backflow from the large intestine to the
small intestine.
a. TRUE
b. FALSE - ✔✔a. TRUE
A lack of functioning salivary amylase would prevent an individual from being able to
digest lactose.
a. TRUE
b. FALSE - ✔✔b. FALSE
Bile is responsible for digesting triglycerides into monoglycerides.
a. TRUE
b. FALSE - ✔✔b. FALSE
Surgical removal of a large portion of the jejunum is a drastic method for weight loss.
This would affect:
a. Mechanical digestion
b. Chemical digestion
c. Absorption
d. all of the above
e. a and b - ✔✔e. a and b
Most of the digestive tract is lined by ______ epithelium.
a. pseudostratified ciliated columnar
b. stratified squamous
c. cuboidal
d. simple columnar - ✔✔d. simple columnar
Waves of muscular contractions that propel the contents of the digestive tract from
one point to another are called:
a. segmentation
b. mastication
c. peristalsis
d. churning movements - ✔✔c. peristalsis
The G cells of the stomach secrete:
a. secretin
b. gastrin
c. enterokinase
,d. pepsin - ✔✔b. gastrin
'Gastric pits' are:
a. ridges in the body of the stomach.
b. involved in absorption of liquids from the stomach.
c. pockets in the lining of the stomach that contain secretory cells.
d. located in the esophagus. - ✔✔c. pockets in the lining of the stomach that
contain secretory cells.
Plicae and intestinal villi:
a. increase the surface area of the mucosa of the small intestine.
b. carry products of digestion that will not pass through the walls or blood capillaries.
c. produce new cells for the mucosa of the small intestine and gallbladder.
d. produce hormones such as erythropoietin - ✔✔a. increase the surface area of the
mucosa of the small intestine.
Submucosal glands that secrete alkaline mucus are characteristic of the:
a. duodenum
b. jejunum
c. ileum
d. pancreas - ✔✔a. duodenum
The portion of the small intestine that attaches to the large intestine is the:
a. cecum
b. appendix
c. ileum
d. duodenum - ✔✔c. ileum
An intestinal hormone that stimulates the pancreas to release a watery secretion that
is high in bicarbonate ion (and thus quite alkaline) is:
a. GIP
b. gastrin
c. cholecystokinin
d. secretin - ✔✔d. secretin
An intestinal hormone that stimulates the gallbladder to release bile is:
a. GIP
b. gastrin
c. cholecystokinin
d. secretin - ✔✔c. cholecystokinin
In the center of a liver lobule there is a(n):
a. hepatic duct
b. portal area
c. sinusoid
d. central vein - ✔✔d. central vein
, Each of the following is a function of the liver,
EXCEPT a. synthesis and secretion of bile. b. antibody
production.
c. synthesis of plasma proteins such as clotting factors.
d. inactivation of toxins.
e. nutrient processing and storage. - ✔✔b. antibody production.
During the 'cephalic phase' of gastric secretion:
a. the stomach responds to distention.
b. secretin inhibits parietal and chief cells.
c. there is an increased flow of action potentials along the vagus nerve to the stomach.
d. the intestinal reflex inhibits gastric emptying. - ✔✔c. there is an increased flow of
action potentials along the vagus nerve to the stomach.
The 'gastric phase' of gastric secretion is triggered by the:
a. sight, thought or smell of food.
b. entry of food into the stomach.
c. entry of chyme into the small intestine.
d. entry of chyme into the large intestine. - ✔✔b. entry of food into the stomach.
Functions of the large intestine include:
a. chemical digestion of chyme.
b. temporary food storage.
c. resorption of water and compaction of feces.
d. absorption of the products of digestion. - ✔✔c. resorption of water and compaction
of feces.
Decreased levels of bile salts in the bile would interfere with digestion of:
a. protein
b. fat
c. disaccharides
d. vitamins - ✔✔b. fat
Mary suffers from a disease that causes a large portion of her gastric mucosa to
atrophy. This results in significantly less secretion by the gastric glands. As a result of
this condition, you would expect Mary to suffer from:
a. hepatitis
b. pernicious anemia.
c. diarrhea and constipation
d. obstructive bowel disease. - ✔✔b. pernicious anemia.
At the junction of the main pancreatic duct and the common bile duct is an enlarged
area called the hepatopancreatic ampulla.
a. TRUE
b. FALSE - ✔✔a. TRUE
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller KenAli. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
