Which pair has the same meaning ?

Options

A. Sternum-chest bone
B. Stapes-anvil bone
C. Patella-knee knot
D. Malleus-Hammer bone.

Answer

To solve the question "Which pair has the same meaning?", we need to analyze each pair provided and determine if they refer to the same anatomical structure.

### Step-by-Step Solution:

1. **Identify the first pair: Sternum and Chest Bone**
- The sternum is indeed known as the breast bone, which is located in the central part of the chest.
- **Conclusion**: This pair is correct as both terms refer to the same structure.

2. **Identify the second pair: Stapes and Anvil Bone**
- The stapes is one of the three tiny bones in the middle ear and is commonly referred to as the stirrup bone, not the anvil bone.
- **Conclusion**: This pair is incorrect as the stapes does not mean anvil bone.

3. **Identify the third pair: Patella and Knee Knob**
- The patella is known as the kneecap, not the knee knob.
- **Conclusion**: This pair is incorrect as patella does not mean knee knob.

4. **Identify the fourth pair: Malleus and Hammer Bone**
- The malleus is known as the hammer bone, which is one of the ossicles in the middle ear.
- **Conclusion**: This pair is correct as both terms refer to the same structure.

5. **Final Analysis**:
- The pairs that have the same meaning are:
- Sternum and Chest Bone
- Malleus and Hammer Bone

### Answer:
The correct pairs that have the same meaning are:
- Sternum and Chest Bone
- Malleus and Hammer Bone