Internal organs multiple choice: English ESL worksheets pdf & doc - Free Printable

The task in the image is to identify the correct internal organs or body parts from the given multiple-choice options. Below, I will solve each problem step by step and explain the solution.

---

Row 1:

1. Image: Stomach-like organ
- Options: 1. Heart, 2. Liver, 3. Brain, 4. Stomach
- Solution: The image shows a curved, pouch-like structure, which is characteristic of the stomach.
- Answer: 4. Stomach

2. Image: Heart
- Options: 1. Bone, 2. Liver, 3. Trachea, 4. Heart
- Solution: The image shows a four-chambered, muscular organ with chambers, which is the heart.
- Answer: 4. Heart

3. Image: Liver
- Options: 1. Brain, 2. Bladder, 3. Liver, 4. Blood
- Solution: The image shows a large, lobed organ, which is the liver.
- Answer: 3. Liver

4. Image: Intestines
- Options: 1. Spinal cord, 2. Liver, 3. Brain, 4. Intestines
- Solution: The image shows coiled, tube-like structures, which are the intestines.
- Answer: 4. Intestines

---

Row 2:

5. Image: Kidneys
- Options: 1. Veins, 2. Liver, 3. Kidneys, 4. Blood
- Solution: The image shows two bean-shaped organs, which are the kidneys.
- Answer: 3. Kidneys

6. Image: Brain
- Options: 1. Blood, 2. Liver, 3. Brain, 4. Lung
- Solution: The image shows a convoluted, wrinkled organ, which is the brain.
- Answer: 3. Brain

7. Image: Bone
- Options: 1. Body, 2. Liver, 3. Bone, 4. Blood
- Solution: The image shows a long, rigid structure, which is a bone.
- Answer: 3. Bone

8. Image: Muscles
- Options: 1. Muscle, 2. Liver, 3. Veins, 4. Blood
- Solution: The image shows bundled, striated tissue, which represents muscles.
- Answer: 1. Muscle

---

Row 3:

9. Image: Lungs
- Options: 1. Veins, 2. Lungs, 3. Kidneys, 4. Bones
- Solution: The image shows spongy, leaf-like structures, which are the lungs.
- Answer: 2. Lungs

10. Image: Bladder
- Options: 1. Bladder, 2. Heart, 3. Skull, 4. Lungs
- Solution: The image shows a sac-like organ with an opening, which is the bladder.
- Answer: 1. Bladder

11. Image: Skin
- Options: 1. Skin, 2. Liver, 3. Kidneys, 4. Blood
- Solution: The image shows a surface with wrinkles and texture, which is the skin.
- Answer: 1. Skin

12. Image: Muscles
- Options: 1. Brain, 2. Liver, 3. Muscles, 4. Skull
- Solution: The image shows a person flexing their arm muscles, indicating muscles.
- Answer: 3. Muscles

---

Row 4:

13. Image: Spinal Cord
- Options: 1. Veins, 2. Liver, 3. Kidneys, 4. Spinal Cord
- Solution: The image shows a long, tubular structure running vertically, which is the spinal cord.
- Answer: 4. Spinal Cord

14. Image: Skull
- Options: 1. Skin, 2. Skull, 3. Kidneys, 4. Blood
- Solution: The image shows a bony structure with eye sockets and nasal openings, which is the skull.
- Answer: 2. Skull

15. Image: Trachea
- Options: 1. Liver, 2. Blood, 3. Kidneys, 4. Trachea
- Solution: The image shows a tube-like structure with rings, which is the trachea (windpipe).
- Answer: 4. Trachea

16. Image: Spinal Cord
- Options: 1. Spinal Cord, 2. Liver, 3. Bladder, 4. Heart
- Solution: The image shows a cylindrical structure, which is the spinal cord.
- Answer: 1. Spinal Cord

---

Final Answers:

1. 4. Stomach
2. 4. Heart
3. 3. Liver
4. 4. Intestines
5. 3. Kidneys
6. 3. Brain
7. 3. Bone
8. 1. Muscle
9. 2. Lungs
10. 1. Bladder
11. 1. Skin
12. 3. Muscles
13. 4. Spinal Cord
14. 2. Skull
15. 4. Trachea
16. 1. Spinal Cord

---

Boxed Final Answer:

\[
\boxed{
4, 4, 3, 4, \quad 3, 3, 3, 1, \quad 2, 1, 1, 3, \quad 4, 2, 4, 1
}
\]