Question

Which pectoral muscle acts as depressor muscle in flight?

Answer 1

subclavius muscle acts as depressor muscle in flight

Answer 2

Answer:

Pectoral major is the largest depressor muscle that helps in flight in birds.

Explanation:

Pectoral major is the flight muscle present in the breast of birds.

This Pectoral major muscle is a triangular muscle and occupies the whole space of the ventral half of the keel of the sternum.

It pulls the wings to the lower side of the body.