What is total numbers of bones present in the left pectoral girdle and left arm respectively in a normal human?

Explanation

To determine the total number of bones present in the left pectoral girdle and the left arm of a normal human, we can break down the components as follows:

### Step-by-Step Solution:

1. **Identify the Bones in the Left Pectoral Girdle:**
- The pectoral girdle, also known as the shoulder girdle, consists of two bones: the clavicle (collarbone) and the scapula (shoulder blade).
- Therefore, the total number of bones in the left pectoral girdle is **2**.

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