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The supraspinatus is named for its location on the posterior aspect of the scapula above the spine What is its action?
Wiki User
∙ 9y ago
The action of the supraspinatus is to stabilize the shoulder joint and help prevent downward location of the humerus and to assist in abduction.
Wiki User
∙ 9y ago
Wiki User
∙ 13y agoThe supraspinatus, one of the four muscles that comprise the rotator cuff, abducts the humerus the first 15 - 20 degrees, after which the task is assumed by the deltoid.
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What part of the brain causes involuntary actions?
The part of your brain that controls involuntary actions is the brain stem. The brain stem is the posterior part of the brain and is responsible for functions such as sleeping, eating and breathing.
Which muscle was named for its action?
levator labii superioris ----------- There are actually several muscles named for their actions, levator scapuli is another. Others are named for their location, brachioradialis, or their length or shape, rhomboids, etc.
Post-action control and continuous action controL?
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What is imaginary line that runs through the body dividing the body into right and left parts?
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What is the action of the serratus anterior?
Abducts scapula (moves scapula away from spinal column)
What is the action of the serratus anterior muscle?
Abducts scapula (moves scapula away from spinal column)
What is the action of the levitor scapulae muscle?
Raises the scapula at the Scapulothoracic Joint or inclines neck to corresponding side if the scapula is fixed
What is the prime mover of shoulder abduction?
The prime muscle differs depending on the degree of abduction. From 1 to 20 degrees it is the supraspinatus muscle, from 20 to 90 degrees it is the deltoid and from 90 degree and above the action is done by that rotate the scapula (trapezius and serratus anterior).
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elevates, adducts, depresses, or rotates the scapula
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arm flextion : Muscle Origin Insertion Action Coracobracialis Corocoid process of scapula Middle of medial shaft of humerus Flexes and adducts the humerus Biceps Brachii Short head- Coracoid process of scapula Long head- Supraglenoid tubercle of scapula Tuberosity of the radius and aponeurosis of biceps brachii Flexes elbow, supinates forearm, flexes shoulder joint Triceps Brachii Long head- Infraglenoid tubercle of scapula Lateral head- Posterior surface of proximal half of humerus Medial head- Posterior surface of distal half of humerus All heads- olecranon process of ulna Long head- Extends and adducts the shoulder All heads- Extend the forearm (elbow) Subclavius First rib and cartilage Inferior, lateral aspect of clavicle Elevates first rib, stabilizes sternoclavicular joint, draws clavicle down
What is the intended action of the trapezius in a barbell shrug?
Elevation, depression, and retraction of scapula. Upper is also involved in extension of the head.
What action do tibialis anterior and posterior act as synergists?
It involves the medial cuneiform and 1st metatarsal of the ankle.
What is action of water?
The action of running water is actually quite similar to the action of any running liquid. It moves from one location down to another location.
What is action of running water?
The action of running water is actually quite similar to the action of any running liquid. It moves from one location down to another location.
What is run of water?
The action of running water is actually quite similar to the action of any running liquid. It moves from one location down to another location.
