Latest Posts

Facial Muscles : Attachment, Nerve Supply & Action

Posted by Rafiqul Islam
May 21, 2018
Posted in Head and Neck

Facial Muscles: The facial muscles are a group of skeletal muscles lying under the facial skin & supplied by the facial nerve (cranial nerve VII) that control facial expression. The facial muscles are also described as mimetic muscles. The facial muscles can broadly be split into three groups; orbital, nasal and oral.

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Abdominal Muscles : Attachment, Nerve Supply & Action

Posted by Rafiqul Islam
May 20, 2018
Posted in Back & Thorax

Abdominal Muscles: This muscle forms the anterior and lateral abdominal wall. It consists of the- External Abdominal Obliques Internal Abdominal Obliques Rectus Abdominis Transversus Abdominis These four muscles form a firm wall which protects the viscera. Help to maintain the erect posture. Contraction of these muscles helps in expiration and to increase the intra-abdominal pressure …

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Back Muscles: Attachments, Nerve Supply & Action

Posted by Rafiqul Islam
May 19, 2018
Posted in Back & Thorax

Back Muscles: The muscles of the back that work together to support the spine, help keep the body upright and allow twist and bend in many directions. The back muscles can be three types. a. Superficial Back Muscles b. Intermediate Back Muscles and c. Deep Back Muscles Superficial Back Muscles Action – Movements of the shoulder. …

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Hand muscles : Attachment, Nerve Supply & Action

Posted by Rafiqul Islam
May 15, 2018
Posted in Upper Limb

Hand muscles: The muscles of the hand are responsible for the hand and fingers movement. The muscles of the hand are redivided into two groups: the extrinsic muscles and the intrinsic muscle groups. The extrinsic groups are the long flexors and extensors muscles. They are termed extrinsic muscles because the muscle belly is positioned on …

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Arm Muscles : Attachment, Nerve Supply & Action

Posted by Rafiqul Islam
May 13, 2018
Posted in Upper Limb

Arm Muscles: The arm muscles are located between the shoulder and elbow joint. It contains four muscles – three in the anterior compartment, and one in the posterior compartment. Muscles of the anterior compartment of the arm: Coracobrachialis Biceps brachii Brachialis Muscles of the posterior compartment of the arm: Triceps Brachii The arm is divided …

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