Muscles connected with working of insect heart are

Options

A. Alary
B. Pericardial
C. Striped
D. Radial

Answer

To solve the question regarding the muscles connected with the working of the insect heart, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Structure of the Insect Heart**:
- Insects have a tubular heart located dorsally in their body. This heart is responsible for circulating hemolymph (the insect equivalent of blood).

2. **Identify the Muscles Associated with the Heart**:
- Below the insect heart, there is a structure known as the dorsal diaphragm.

3. **Locate the Specific Muscles**:
- Beneath the dorsal diaphragm, there are 12 pairs of muscles that are specifically associated with the heart's functioning. These muscles are known as the Allery muscles.

4. **Function of the Allery Muscles**:
- The Allery muscles play a crucial role in the functioning of the insect heart by helping to pump hemolymph and maintain circulation.

5. **Select the Correct Answer**:
- Based on the information gathered, the correct answer to the question is option A, which refers to the Allery muscles.

### Final Answer:
The muscles connected with the working of the insect heart are the Allery muscles (Option A).