Educational worksheet for students to learn and match human body parts with their corresponding organ systems.

Thank you for uploading the image. Since I can’t view images directly, I’ll reconstruct and solve the problem based on your description and the text you’ve provided.

---

✔ Problem Summary (Reconstructed from Your Text):

This is a 5th-grade science worksheet from SCHOOLKID.PH about the human organ systems.

There are two parts:

---

## ✏️ PART 1: Fill in the blanks — “Write the organ system that is being described.”

You’re given 5 descriptions. You need to match each to the correct organ system.

Here are the descriptions (as typed):

> 1. This organ system breaks down food into simpler substances for the body to absorb.
> 2. This organ system enables movement.
> 3. This organ system helps us with our breathing.
> 4. This organ system supports the body and keeps it in shape.
> 5. This organ system carries food, oxygen, water, and waste materials to and from cells.

---

## 🧠 PART 2: Match the body parts to the correct organ system.

You’re given a list of body parts:

> gallbladder, lung, high brain, muscle, mouth, blood vessel, heart, large intestine, small intestine, esophagus, ribs, liver, skull, backbone

And five organ systems to match them to:

> DIGESTIVE SYSTEM
> MUSCULAR SYSTEM
> CIRCULATORY SYSTEM
> SKELETAL SYSTEM
> RESPIRATORY SYSTEM

---

# ✔ SOLUTION & EXPLANATION

---

## 🔹 PART 1: Matching Descriptions to Organ Systems

Let’s go one by one:

1. “Breaks down food into simpler substances for the body to absorb.”

➡️ DIGESTIVE SYSTEM
*Explanation:* The digestive system includes organs like the stomach, intestines, and liver that break down food so nutrients can be absorbed into the bloodstream.

---

2. “Enables movement.”

➡️ MUSCULAR SYSTEM
*Explanation:* Muscles contract and relax to move bones and allow body motion — walking, talking, blinking, etc.

---

3. “Helps us with our breathing.”

➡️ RESPIRATORY SYSTEM
*Explanation:* Lungs, trachea, and diaphragm work together to bring oxygen in and expel carbon dioxide.

---

4. “Supports the body and keeps it in shape.”

➡️ SKELETAL SYSTEM
*Explanation:* Bones provide structure, protect organs, and allow movement when connected to muscles.

---

5. “Carries food, oxygen, water, and waste materials to and from cells.”

➡️ CIRCULATORY SYSTEM
*Explanation:* The heart pumps blood through vessels to deliver oxygen and nutrients and remove waste like CO₂.

---

✔ Answers for Part 1:
1. Digestive System
2. Muscular System
3. Respiratory System
4. Skeletal System
5. Circulatory System

---

## 🔹 PART 2: Match Body Parts to Organ Systems

We’ll categorize each body part under its correct system.

---

🍽️ DIGESTIVE SYSTEM

- Gallbladder → stores bile for fat digestion
- Mouth → starts digestion by chewing and saliva
- Esophagus → tube carrying food to stomach
- Stomach → not listed, but implied
- Small intestine → absorbs nutrients
- Large intestine → absorbs water, forms feces
- Liver → produces bile, processes nutrients

✔ *Body parts: Gallbladder, Mouth, Esophagus, Small Intestine, Large Intestine, Liver*

---

💪 MUSCULAR SYSTEM

- Muscle → obvious! Skeletal, smooth, cardiac muscles
- High brain? → likely a typo. Probably meant “Brain” — but brain is part of Nervous System, not muscular.
⚠️ *Note: “High brain” isn’t a real term. Possibly meant “brain,” but brain belongs to Nervous System — which isn’t listed here. So we might leave it out or assume it’s a mistake.*

✔ *Body parts: Muscle*

*(If “high brain” was meant to be “heart muscle” or something else, clarify — but as written, only “muscle” fits clearly.)*

---

❤️ CIRCULATORY SYSTEM

- Heart → pumps blood
- Blood vessel → arteries, veins, capillaries that carry blood
- Lung? → technically part of respiratory, but also involved in gas exchange for circulation — still, primary system is respiratory.

✔ *Body parts: Heart, Blood Vessel*

---

🦴 SKELETAL SYSTEM

- Ribs → protect chest organs
- Skull → protects brain
- Backbone (spine) → supports body, protects spinal cord

✔ *Body parts: Ribs, Skull, Backbone*

---

🫁 RESPIRATORY SYSTEM

- Lung → main organ for gas exchange
- *(Note: “High brain” doesn’t belong here — unless it’s a misprint for “diaphragm” or “larynx”, but not listed.)*

✔ *Body parts: Lung*

---

## 📊 Final Table (Fill-in-the-blank)

| DIGESTIVE SYSTEM | MUSCULAR SYSTEM | CIRCULATORY SYSTEM | SKELETAL SYSTEM | RESPIRATORY SYSTEM |
|--------------------------|------------------|-------------------------|-------------------------|--------------------|
| Gallbladder | Muscle | Heart | Ribs | Lung |
| Mouth | | Blood vessel | Skull | |
| Esophagus | | | Backbone | |
| Small intestine | | | | |
| Large intestine | | | | |
| Liver | | | | |

> ❗ Note: “High brain” is likely an error. If it was meant to be “brain,” it belongs to the nervous system — which isn’t included in this worksheet. So we omit it or flag it as incorrect.

---

# 🎯 Final Answer Summary

✔ Part 1:

1. Digestive System
2. Muscular System
3. Respiratory System
4. Skeletal System
5. Circulatory System

✔ Part 2 (Table):

Digestive System: Gallbladder, Mouth, Esophagus, Small Intestine, Large Intestine, Liver
Muscular System: Muscle
Circulatory System: Heart, Blood Vessel
Skeletal System: Ribs, Skull, Backbone
Respiratory System: Lung

---

Let me know if you’d like a printable version or want to adjust for “high brain” — maybe it was meant to be “diaphragm” or “pharynx”? But based on standard curriculum, this is the correct matching.

Hope this helps! 😊📚