Dumbbell incline bench press. The two sides connect at the sternum or breastbone.
Cross Section Anatomy Of Male Chest Abdomen And Groin
It contains four muscles that exert a force on the upper limb.
Muscle chest anatomy. These important muscles control many motions that involve moving the arms and head such as throwing a ball looking up at the sky and raising your hand. The pectoral region is located on the anterior chest wall. This muscle group is responsible for pushing movements and interacts synergistically with the anterior deltoid of the shoulder and triceps of the arm.
The pectoralis major muscles also known as the pecs are located on the front of the rib cage and form the major muscles of the chest. This mri chest thorax axial cross sectional anatomy tool is absolutely free to use. Attached to the shoulder blade this muscle is one of many that aids shoulder movement.
The major muscles in the upper torso of the body include. The dominant muscle in the upper chest is the pectoralis major. The pectoralis major from latin pectus meaning breast is a thick fan shaped muscle situated at the chest anterior of the human body.
In this article we shall look at the anatomy of the muscles of the pectoral region their attachments actions and innervation. This large fan shaped muscle stretches from the armpit up to the collarbone and down across the lower chest region on both sides of the chest. Its functions are to move the scapula forward and upward.
Some popular chest exercises include. It allows for movement of the shoulders and shoulder blades. It makes up the bulk of the chest muscles and lies under the breast.
Use the mouse scroll wheel to move the images up and down alternatively use the tiny arrows on both side of the image to move the images. The muscles of the chest and upper back occupy the thoracic region of the body inferior to the neck and superior to the abdominal region and include the muscles of the shoulders. The pectoralis major pectoralis minor serratus anterior and subclavius.
The serratus anterior although not truly part of the chest anatomy is commonly grouped as part of the chest muscle group because attaches near the pectorals on the ribs. This muscle extends across the neck shoulder and back. Below deep to the pectoralis major is the pectoralis minor a thin triangular muscle.
Chest muscles are responsible for adduction internal rotation and forwards flexion of the humerus. Anatomy chart courtesy of fcit the pecs attach to the humerus near the shoulder joint and originate on the breastbone in the center of the chest.
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