DH 209 NUTRITION MODULE 2, CH 3, 4, & 5
EXAM 104 QUESTIONS WITH VERIFIED
ANSWERS
mouth, pharynx, esophagus, stomach, small intestine, large intestine - CORRECT
ANSWER Digestive system includes:
The long muscular tube consisting of the mouth, esophagus, stomach, small
intestine, and large intestine (approx. 30 feet long) - CORRECT ANSWER
Alimentary canal is
duodenum, jejunum, ileum - CORRECT ANSWER Small intestine consists of
cecum, colon, rectum - CORRECT ANSWER Large intestine consists of
salivary glands, liver, gallbladder, pancreas - CORRECT ANSWER Accessory organs
are
1. Mechanical
-Chewing
-Peristalsis
2. Chemical
-Enzymes and digestive juices reduce food to absorbable molecules - CORRECT
ANSWER 2 types of actions in food digestion
, hydrolysis - CORRECT ANSWER Reaction in the digestive tract that allows nutrients
in food to be utilized
• Proteases- Protein+H2O= amino acids
• Lipases- Fat+H2O= fatty acids + glycerol
• Amylases- Carbohydrate+H2O= monosaccharides
-these are part of the chemical faction - CORRECT ANSWER Enzymes enable
reactions to proceed:
waves of muscular contractions that move food through the digestive system -
CORRECT ANSWER peristalsis is?
Designed to:
-Retain food in each segment until completion of mechanical actions and digestive
juices
-Allow measured amounts of food to pass into next segment
-Prevent food from "backing up" - CORRECT ANSWER valves/sphincter muscles
function?
1. Sight
2.Smell (Approx. 75% of flavor comes from odors)
3. Taste - CORRECT ANSWER Food choices can be influenced by 3 sensory
perceptions:
EXAM 104 QUESTIONS WITH VERIFIED
ANSWERS
mouth, pharynx, esophagus, stomach, small intestine, large intestine - CORRECT
ANSWER Digestive system includes:
The long muscular tube consisting of the mouth, esophagus, stomach, small
intestine, and large intestine (approx. 30 feet long) - CORRECT ANSWER
Alimentary canal is
duodenum, jejunum, ileum - CORRECT ANSWER Small intestine consists of
cecum, colon, rectum - CORRECT ANSWER Large intestine consists of
salivary glands, liver, gallbladder, pancreas - CORRECT ANSWER Accessory organs
are
1. Mechanical
-Chewing
-Peristalsis
2. Chemical
-Enzymes and digestive juices reduce food to absorbable molecules - CORRECT
ANSWER 2 types of actions in food digestion
, hydrolysis - CORRECT ANSWER Reaction in the digestive tract that allows nutrients
in food to be utilized
• Proteases- Protein+H2O= amino acids
• Lipases- Fat+H2O= fatty acids + glycerol
• Amylases- Carbohydrate+H2O= monosaccharides
-these are part of the chemical faction - CORRECT ANSWER Enzymes enable
reactions to proceed:
waves of muscular contractions that move food through the digestive system -
CORRECT ANSWER peristalsis is?
Designed to:
-Retain food in each segment until completion of mechanical actions and digestive
juices
-Allow measured amounts of food to pass into next segment
-Prevent food from "backing up" - CORRECT ANSWER valves/sphincter muscles
function?
1. Sight
2.Smell (Approx. 75% of flavor comes from odors)
3. Taste - CORRECT ANSWER Food choices can be influenced by 3 sensory
perceptions:
