What muscle is superior to the serratus anterior?

What muscle is superior to the serratus anterior?

The serratus anterior is a muscle that originates on the surface of the 1st to 8th ribs at the side of the chest and inserts along the entire anterior length of the medial border of the scapula….Serratus anterior muscle.

Where are the serratus posterior inferior muscle located?

The muscle is situated at the junction of the thoracic and lumbar regions. It has an irregularly quadrilateral form, broader than the serratus posterior superior muscle, and separated from it by a wide interval.

Why does serratus posterior superior hurt?

What causes trigger points in the serratus posterior superior? Heavy breathing during strenuous activity, or struggling for breath during respiratory illness, such as pneumonia. Resting the muscle for a few days, or even visiting a chiropractor, can help ease the pain and improve mobility.

What is the function of the serratus posterior superior?

Serratus posterior superior: elevate the ribs during inspiration(accessory muscle of inspiration) and has a stabilization role for thorax. Bilateral action of posterior superior/posterior inferior reduce extension of thoracic vertebrae.

What Innervates serratus posterior superior?

Serratus posterior superior innervated by ventral rami of intercoastal nerves of T1-T5. Serratus posterior inferior innervated by ventral rami of intercoastal nerves of T9-T12.

What is serratus posterior inferior?

The serratus posterior inferior muscle is a thin, quadrilateral muscle of the posterior thorax. It extends from the vertebrae to the ribs and aids in deep inspiration.

What is the function of the serratus posterior superior and inferior?

The main function of these muscles is to facilitate the act of respiration; the serratus posterior superior muscle elevates the ribs, while the serratus posterior inferior muscle depresses the ribs. These actions are particularly important in forced respiration.