Deltoid vs Diaphragm

Свойство	Deltoid	Diaphragm
Латинское название	Musculus deltoideus	Musculus diaphragma
Тип	Muscle	Muscle
Система органов	Muscular	Muscular
Область тела	Shoulder	Thorax
Функция	The primary abductor of the shoulder joint. The anterior fibers flex and medially rotate the arm. The posterior fibers extend and laterally rotate the arm. Gives the shoulder its rounded …	The primary muscle of respiration. Contraction flattens the dome-shaped muscle, increasing thoracic volume and creating negative pressure to draw air into the lungs during inspiration.
Клиническое значение	Deltoid paralysis from axillary nerve injury prevents arm abduction. The deltoid is a common site for intramuscular injections. Rotator cuff tears may cause compensatory deltoid overuse.	Diaphragmatic hernias allow abdominal organs to enter the thoracic cavity. Phrenic nerve paralysis causes diaphragmatic elevation. Hiccups result from involuntary diaphragmatic spasms.
FMA ID	32521	13295

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Full structure pages

Deltoid

Musculus deltoideus

Thick and triangular, the deltoid caps the shoulder joint and gives the shoulder its rounded contour. It is the primary abductor of the joint; its anterior fibers flex and medially rotate the arm, while its …

Muscular Shoulder

Diaphragm

Musculus diaphragma

The principal muscle of respiration, the diaphragm is a musculotendinous dome that separates the thoracic and abdominal cavities. When it contracts, the dome flattens, increasing thoracic volume and generating the negative pressure that draws air …

Muscular Thorax