Answer:
Muscle that raises ribs in forceful inhalation or pulls scapula forward and downward is pectoralis minor.
Step-by-step explanation:
pectoralis minor -
The location of pectoralis minor is in the upper part of the chest , under the pectoralis major ,
And the combination of both pectoralis minor and pectoralis major forms the wall of the axilla.
pectoralis minor is a triangular , thin muscle.
The main function of pectoralis minor is stabilization , abduction , depression and downward rotation of the scapula.
In case of the immobilization of ribs , pectoralis minor brings the sacpula forward and when lifts up the rib cage when the scapula is fixed.