NUTRITION AND YOU FINAL PAPER
TESTED QUESTIONS WITH VERIFIED
ANSWERS COMPLETE STUDY SHEET
●● Digestive process:
Answer: a multi-step process of breaking down foods into absorbable
components using mechanical and chemical means in the
gastrointestinal (GI) tract
●● How long is the GI tract?
Answer: 30 feet long
●● These cells lining the G.I. tract function for how many days? Then
shed into what?
Answer: the cells lining it function for 3-5 days, then shed into the
lumen (interior of the intestinal tract).
●● Gastrointestinal tract consists of:
Answer: - Mouth
- Esophagus
- Stomach
- Small and large intestines
- Accessory organs: pancreas, liver, gallbladder
, ●● Main roles of the GI tract are to
Answer: Break down food into smallest components
- Absorb nutrients
- Prevent microorganisms or other harmful compounds in food from
entering tissues of the body
- Provide communication with the nervous system through the gut-brain
axis
●● What are the two forms of digestion?
Answer: mechanical digestion and chemical digestion
●● Mechanical digestion
Answer: chewing, grinding food to aid swallowing
●● Chemical digestion
Answer: digestive juices and enzymes break down food into absorbable
nutrients
●● Chemical digestion actions?
Answer: Peristalsis
Segmentation
Pendular movement
TESTED QUESTIONS WITH VERIFIED
ANSWERS COMPLETE STUDY SHEET
●● Digestive process:
Answer: a multi-step process of breaking down foods into absorbable
components using mechanical and chemical means in the
gastrointestinal (GI) tract
●● How long is the GI tract?
Answer: 30 feet long
●● These cells lining the G.I. tract function for how many days? Then
shed into what?
Answer: the cells lining it function for 3-5 days, then shed into the
lumen (interior of the intestinal tract).
●● Gastrointestinal tract consists of:
Answer: - Mouth
- Esophagus
- Stomach
- Small and large intestines
- Accessory organs: pancreas, liver, gallbladder
, ●● Main roles of the GI tract are to
Answer: Break down food into smallest components
- Absorb nutrients
- Prevent microorganisms or other harmful compounds in food from
entering tissues of the body
- Provide communication with the nervous system through the gut-brain
axis
●● What are the two forms of digestion?
Answer: mechanical digestion and chemical digestion
●● Mechanical digestion
Answer: chewing, grinding food to aid swallowing
●● Chemical digestion
Answer: digestive juices and enzymes break down food into absorbable
nutrients
●● Chemical digestion actions?
Answer: Peristalsis
Segmentation
Pendular movement
