Question

1. a trephine is used to remove: bone blood muscle skin 14) if one is flat on their back and face up, they are in a __________ position. adducted inverted supine prone

Explanation:

A trephine is a surgical instrument used to remove a circular section of bone. The position of lying flat on the back with the face up is called the supine position.

Answer:

1. Bone
2. supine