4) 2024/2025 Complete 255 Questions And Correct Detailed
Answers ( A+Verified Answers)
What is the purpose of the Digestive System? - CORRECT ANSWER To break down
food into nutrient molecules, absorb these molecules into the bloodstream, and rid
excess waste
Nutrient - CORRECT ANSWER Any substance that an organism must obtain from its
surroundings to survive and grow.
Give some examples of macronutrients. - CORRECT ANSWER Lipids, Proteins,
Carbohydrates
Give an example of a mono, di, and polysaccharide. - CORRECT ANSWER Glucose,
sucrose, starch
Example of a vitamin - CORRECT ANSWER A
Example of a mineral - CORRECT ANSWER Copper
Gastrointestinal tract - CORRECT ANSWER Organ system where you take in food,
digest it and take out nutrients, and excrete the waste
, Accessory Digestive organs - CORRECT ANSWER Mouth, Pancreas, Liver,
Gallbladder
Peristalsis - CORRECT ANSWER An involuntary movement in which a tube squeezes
an object down the tube
Circular Folds - CORRECT ANSWER folds of the lining of Small intestine, add surface
area and slow chyme
Villi - CORRECT ANSWER small things in small intestine that add more surface area,
where nutrients enter bloodstream
Microvilli - CORRECT ANSWER villi on villi, help break down proteins and
carbohydrates
Chemical digestion vs Mechanical digestion - CORRECT ANSWER Chemical digestion
uses chemicals, deeper level, and mechanical is mechanical, on a larger scale
What digestive organs are in the mouth? - CORRECT ANSWER Teeth, Tongue,
Salivary Glands
How much absorption of nutrients occurs in the small intestines? - CORRECT
ANSWER 90-95%