A. Directions: Put A Check Mark (V) If The Following Statements, Describe The Characteristics And Fu

A. Directions: Put a check mark (√) if the following statements

describe the characteristics and functions of the stomach and

intestines.

_____1. The stomach is a large organ that is lined with layers of

muscles.

_____2. In the stomach, food is broken down into smaller

particles.

_____3. The mouth is not involved in the digestion process.

_____4. The small intestine is about 2.5 cm wide and 7m long

coiled tube where food is finally digested and absorbed.

_____5. The final digestion takes place in the small intestine.


B. Directions: Draw a smiley face ( ) if the following statement

describe the functions of stomach/intestines and draw a sad face

( ) if not.

_____1. Stomach squeezes food.

_____2. Food is physically changed in the stomach.

_____3. The chemical part of digestion happens in the mouth.

_____4. The nutrients are absorbed in the intestines.

_____5. Colon absorbs water from wastes.

What I Have Learned


Directions: Complete the statements below by supplying the

correct word from the box. Write your answers in your Science

notebook.


I learned that:


The process by which food is broken down into

nutrients is called1. __________, 2. ___________ is a sack-like

container of food made from involuntary muscle. It contracts and

relaxes in order to digest food. Stomach contains digestive juices

like hydrochloric acid and 3. ___________ to make digestion fast.

4._____________ and 5._____________ are parts of the organs that

contribute to helping the body to digest food properly.


c. Contains digestive juices and other

enzymes that completely digests food

and absorbs digested nutrients.




Wow! What a great effort.


stomach digestion small intestine

large intestine enzymes saliva


a. Receives undigested food particles,

to be passed during defecation process.

b. Produces enzymes and hydrochloric

acid that digest proteins.


d. As the muscles continue to contract,

the food is squeezed and mixed with

digestive juices to change the food into

thick liquid called chyme.


10


What I Can Do


Directions: Answer the following questions briefly. Write your

answers in your Science notebook.

a. What did you eat for breakfast?

b. What parts of the body change the food we eat before it will

be absorbed by the body cells?

c. What should be done to the food you eat before it can be used

by the body for growth?


Assessment


A. Directions: Read and analyze each sentence. Write the letter of

the correct answers on your notebook.

1. It contains digestive juices like hydrochloric acid for faster

digestion.

a. bones b. heart c. liver d. stomach

2. After chewing or eating the food, it goes through the stomach

and ____.

a. stored c. digested

b. removed d. goes with the blood

3. It is where final digestion and absorption of food take place.

a. liver c. stomach

b. large intestine d. small intestine

4. It is the type of digestion which breaks food into smaller

pieces by chewing food in the mouth.

a. large intestine c. chemical digestion

b. small intestine d. mechanical digestion  

Answer:1. The stomach is a large organ that is lined with layers of

muscles.

/2. In the stomach, food is broken down into smaller

particles.

_____3. The mouth is not involved in the digestion process.

_____4. The small intestine is about 2.5 cm wide and 7m long

coiled tube where food is finally digested and absorbed.

_____5. The final digestion takes place in the small intestine.

B. Directions: Draw a smiley face ( ) if the following statement

describe the functions of stomach/intestines and draw a sad face

( ) if not.

_____1. Stomach squeezes food.

_____2. Food is physically changed in the stomach.

_____3. The chemical part of digestion happens in the mouth.

_____4. The nutrients are absorbed in the intestines.

_____5. Colon absorbs water from wastes.

What I Have Learned

Directions: Complete the statements below by supplying the

correct word from the box. Write your answers in your Science

notebook.

I learned that:

The process by which food is broken down into

nutrients is called1. __________, 2. ___________ is a sack-like

container of food made from involuntary muscle. It contracts and

relaxes in order to digest food. Stomach contains digestive juices

like hydrochloric acid and 3. ___________ to make digestion fast.

4._____________ and 5._____________ are parts of the organs that

contribute to helping the body to digest food properly.

c. Contains digestive juices and other

enzymes that completely digests food

and absorbs digested nutrients.

Wow! What a great effort.

stomach digestion small intestine

large intestine enzymes saliva

a. Receives undigested food particles,

to be passed during defecation process.

b. Produces enzymes and hydrochloric

acid that digest proteins.

d. As the muscles continue to contract,

the food is squeezed and mixed with

digestive juices to change the food into

thick liquid called chyme.

10

What I Can Do

Directions: Answer the following questions briefly. Write your

answers in your Science notebook.

a. What did you eat for breakfast?

b. What parts of the body change the food we eat before it will

be absorbed by the body cells?

c. What should be done to the food you eat before it can be used

by the body for growth?

Assessment

A. Directions: Read and analyze each sentence. Write the letter of

the correct answers on your notebook.

1. It contains digestive juices like hydrochloric acid for faster

digestion.

a. bones b. heart c. liver d. stomach

2. After chewing or eating the food, it goes through the stomach

and ____.

a. stored c. digested

b. removed d. goes with the blood

3. It is where final digestion and absorption of food take place.

a. liver c. stomach

b. large intestine d. small intestine

4. It is the type of digestion which breaks food into smaller

pieces by chewing food in the mouth.

a. large intestine c. chemical digestion

b. small intestine d. mechanical digestion

Explanation: