'This butterfly-shaped gland straddles the windpipe just behind the Adam's apple'
the thyroid
THE HUMAN BODY: This butterfly-shaped gland straddles the windpipe just behind the Adams apple
This butterfly-shaped gland straddles the windpipe just behind the Adam's apple
This butterfly-shaped gland straddles the windpipe just behind the Adam's apple
THE HUMAN BODY
the thyroid
THE HUMAN BODY