Attached to diaphragm are a series of muscles called ________

Answer

To answer the question "Attached to diaphragm are a series of muscles called ________", we can follow these steps:

1. **Understand the Role of the Diaphragm**: The diaphragm is a crucial muscle involved in the process of respiration. It is located below the lungs and plays a significant role in breathing.

2. **Identify the Structure of the Diaphragm**: The diaphragm is described as a musculotendinous sheet, meaning it is composed of both muscle and tendon.

3. **Recognize the Supporting Muscles**: There are specific muscles that are attached to the diaphragm. These muscles help in its function and support.

4. **List the Muscles**: The three main muscles attached to the diaphragm are:
- Sternal muscles
- Costal muscles
- Lumbar muscles

5. **Understand Their Attachment**: Each of these muscles has its own origin and they all insert into the central tendon of the diaphragm.

6. **Conclude with the Answer**: Therefore, the series of muscles attached to the diaphragm are called the sternal, costal, and lumbar muscles.

Final Answer: Attached to the diaphragm are a series of muscles called sternal, costal, and lumbar muscles.

---