IDENTIFY THE INTERNAL INTERCOSTALS A B A D C B D
The intercostal muscles are a gathering of muscles situated between the ribs in the rib cage. These muscles are fundamental to the mechanics of relaxation.
There are three layers of intercostal muscles: exterior, interior, and deepest. The outside intercostal muscles help in inward breathing by hoisting the ribcage, extending the chest cavity, and attracting air.
The interior intercostal muscles, situated underneath the outer layer, aid constrained exhalation by discouraging the ribcage and diminishing the volume of the chest cavity. The deepest layer, the transversus thoracis, additionally adds to exhalation.
By and large, the intercostal muscles assume an imperative part in the respiratory cycle, assisting with controlling the wind stream and keeping up with lung capability.
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