In a frog, shank or crus is associated with

Options

A. Forelimb
B. Hind limb
C. Head
D. Trunk

Answer

### Step-by-Step Solution:

1. **Understanding the Terminology**:
- The term "shank" or "crus" refers to a specific part of the frog's anatomy.

2. **Identifying the Location**:
- The shank or crus is located in the lower leg of the frog. It is positioned between the knee and the foot.

3. **Understanding Its Role**:
- The shank is part of the hind limb, which is crucial for the frog's movement. It allows the frog to jump and navigate its environment effectively.

4. **Conclusion**:
- Therefore, in a frog, the shank or crus is associated with the hind limb, specifically the lower leg that aids in locomotion.

### Final Answer:
In a frog, the shank or crus is associated with the hind limb, which is the lower leg.

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