What Do You Know About the Digestive System? Flashcards
How does food move through your digestive tract?
By wavelike muscle contractions
peristalsis
Where does most of the digestive process take place?
A) Stomach
B) Small intestine
C) Large intestine
B) Small Intestine
it absorbs almost all of the nutrients you get from food into your blood
What does the liver do to help digestion?
Produces bile
Which of these can harm the intestinal lining?:
A)Aspirin
B)Antibiotics
C)Caffeine
D) A and B
Choose 1
D) A and B
(Aspirin and Antibiotics)
They weaken the ability of the lining to resist acid made in the stomach
What is absorption?
A. Food entering the mouth and being chewed
B. Food entering the stomach for digestion
C. Taking digested food into the blood stream
D. Making complex organic molecules in cells using digested foods
C. Taking digested food into the blood stream
What sequence of organs do substances pass through, as they move through the human digestive
system?
A. Mouth → stomach → pancreas → small intestine → liver → large intestine → anus
B. Mouth → stomach → small intestine → pancreas → liver → large intestine → anus
C. Mouth → esophagus → stomach → small intestine → large intestine → anus
D. Mouth → esophagus → stomach → large intestine → small intestine → anus
C. Mouth → esophagus → stomach → small intestine → large intestine → anus
Explain how villi and microvilli aid in absorption.
they increase the small intestine’s surface area, which improves nutrient absorption by diffusion.
What is the role of saliva in the digestive system?
A) Saliva contains an enzyme called amylase, which starts the chemical digestion in the mouth by breaking down proteins.
B) Saliva contains an enzyme called lipase, which starts chemical digestion in the mouth by breaking down proteins.
C) Saliva contains an enzyme called maltase, which starts chemical digestion in the mouth by breaking down carbohydrates.
D) Saliva contains an enzyme called amylase, which starts chemical digestion in the mouth by breaking down carbohydrates.
D
Which parts of the digestive do mechanical digestion?
The mouth, stomach and the small intestine
The digestive system ends with the _______.
Anus
What does drinking too much alchohol damage
Your liver
What does eating insufficient fibre cause?
constipation and diarrhea
Where are Carbohydrates mostly found?
In starchy foods
Where are Proteins mainly found?
Nuts and seeds, meats, lentils and beans.
Where are Fats/lipids mainly found
Oily fish, nuts and seeds, dairy products and avocados
