Half of pelvic girdle is known as

Options

A. Os-innominatum
B. Ilium
C. Synsacrum
D. Suspensorium.

Answer

To answer the question "Half of pelvic girdle is known as," we can break down the information as follows:

1. **Understanding the Pelvic Girdle**: The pelvic girdle consists of two hip bones that are symmetrical and form the bony pelvis. Each of these hip bones is made up of three parts: the ilium, ischium, and pubis.

2. **Identifying the Term for Half of the Pelvic Girdle**: The term used to refer to one half of the pelvic girdle is "os innominatum." This term is also commonly known as the hip bone.

3. **Conclusion**: Therefore, the correct answer to the question is "os innominatum."

### Step-by-Step Solution:
1. **Define the Pelvic Girdle**: The pelvic girdle is made up of a pair of hip bones.
2. **Identify the Components**: Each hip bone consists of three parts: ilium, ischium, and pubis.
3. **Determine the Term for Half**: The term for half of the pelvic girdle is "os innominatum."
4. **Final Answer**: The answer to the question is "os innominatum."