Purkinje Fibers : Anatomy, Location & Function

Posted by Rafiqul Islam
July 4, 2018
Posted in Back & Thorax

Purkinje Fibers: Purkinje fibers are clearly identified on the inner ventricular walls of the heart, just underneath the endocardium in an area named the subendocardium. The Purkinje fibers are functional conducting fibers, that are comprised of electrically excitable cells and are larger than the normal myocardial fibers. The Purkinje fibers are of the huge number …

Read More

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 …

Read More

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. …

Read More