SCI 335 Week 13 Quiz 2

SCI 335 Week 13 Quiz 2 | Wilmington University

Week 13

Question 1

The gallbladder is connected to the common bile duct by the hepatic duct.  

·         True  

·         False

 

 Question 2

The bile canals of the liver unite to form the  

·         common bile ducts.    

·         hepatic ducts. 

·         pancreatic ducts. 

·         cystic ducts.

 

Question 3

The main part of the stomach is called the  

·         fundic region. 

·         pyloric region.    

·         None of these is correct.  

·         cardiac region.

 

Question 4

The double-layered folds of peritoneum that supports portions of the small intestine are called  

·         mesenteries

·         mesenteries

 

Question 5

The greater omentum is composed of the  

·         pericardial membrane.  

·         pleural membrane.    

·         peritoneal membrane.  

·         None of these is correct.

 

 

Question 6

Heartburn is usually caused by the effects of gastric juice on the  

·         stomach.  

·         heart.  

·         small intestine.    

·         esophagus.

 

Question 7

Digestion of which of the following would be affected the most if the liver were severely damaged?  

·         None of these is correct.  

·         lipids 

·         carbohydrates  

·         proteins

 

Question 8

Which of the following is a function of the large intestine?  

·         synthesis of cholesterol    

·         absorption of water and electrolytes  

·         absorption of food molecules  

·         digestion of amino acids

 

Question 9

The condition called acute pancreatitis is often caused by the conversion of  

·         trypsinogen to trypsin.  

·         trypsin to trypsinogen.  

·         pepsin to pepsinogen.  

·         pepsinogen to pepsin.

 

Question 10

The hormone called secretin functions to  

·         activate chymotrypsin.   

·         convert trypsinogen into trypsin.  

·         inhibit the action of pancreatic lipase.  

·         stimulate the release of pancreatic juice.

 

 

Question 11

When nutrients are digested but are not taken in by the intestinal tissues, the condition is called  

·         malabsorption.  

·         malnutrition.  

·         food intolerance.  

·         food allergy.

 

Question 12

Which of the following is the correct sequence for the digestion of lipids?

(1) formation of chylomicrons

(2) emulsification by bile

(3) dissolved in the epithelial cell membrane

(4) hydrolysis by pancreatic lipase

(5) diffusion into lacteal ducts

  

·         4, 3, 2, 1, 5  

·         2, 4, 3, 1, 5  

·         3, 2, 4, 5, 1 

·         2, 1, 4, 3, 5

 

 Question 13

Which of the following is a protein-splitting enzyme found in pancreatic juice?  

·         amylase 

·         nuclease 

·         zymogen

·         trypsin

 

 

Question 14

Mixing in the small intestine is accomplished by  

·         peristalsis.  

·         ring contractions.  

·         segmentation. 

·         churning.

 

 

Question 15

Which of the following is true in regard to bile?  

·         None of these is correct. 

·         It contains concentrated enzymes involved in lipid digestion.  

·         The production of bile is stimulated by cholecystokinin.  

·         The release of bile into the duodenum is stimulated by secretin.

 

 Question 16

Vitamin ______ can be synthesized from a sterol in the skin.

 

D

D

 

Question 17

Which of the following vitamins has steroid, hormone-like characteristics and promotes the absorption of calcium and phosphorus from the intestine?  

·         vitamin D 

·         niacin 

·         vitamin K 

·         vitamin A

 

Question 18

Which of the following is not an example of a monounsaturated fat?  

·         crisco oil  

·         canola oil  

·         peanut oil  

·         olive oil

 

Question 19

The basic food group that supplies the best source of vitamin C is  

·         meat, poultry, and fish.  

·         milk and dairy products.    

·         fruits and vegetables.  

·         breads and cereals.

 

Question 20

The most common dietary lipids are fats called ______.

·         triglycerides

·         triglycerides