Degestive

2. GUIDE QUESTIONS:
What does the video clip say about
the digestion of food?
What changes happened to the food
as it was moved through the digestive
tract?

5. Ingestion
It refers to the mechanical
taking in of the food.
The normal route is through
the oral cavity or mouth.

6. Digestion
 It is the breakdown of large molecules
into their component parts.
1. Mechanical Digestion - physical
breakdown of food into smaller
particles
2. Chemical Digestion - accomplished
by the digestive enzymes secreted
along the digestive tract

7. Absorption
 The uptake of nutrient molecules in
the food.
 Absorption of the final products of
digestion takes place in the small
intestine.

8. Assimilation
During this process,
the nutrients coming
from the food is
distributed to the
different parts of the
body.

9. Egestion/Elimination
It is the process by which the
waste products of digestion are
removed from the body.
Elimination of solid waste in the
form of feces.

10. What is the correct sequence of the
digestive process?

11. What happened to the food during
ingestion?

12. How about during digestion?

13. What is being absorbed in the small
intestine?
What process is involved?

14. Where does the nutrients proceed
after absorption?

15. What happened to the undigested
food in the elimination process?
What do you call this undigested
food?

17.  Madriaga E., et. al (2015). Science
Links. Rex Book Store, Inc.,856 Nicanor
Reyes Sr. St., Sampaloc, Manila.
 Learner’s Material, pp. 303-305
 Teacher’s Guide. pp. 214-215