Hand Bones : Carpals, Metacarpals & Phalanges

Posted by Rafiqul Islam
June 19, 2018
Posted in Upper Limb

Hand Bones:The  hand consists of 27 bones, the eight short carpal bones are arranged into a proximal row (scaphoid, lunate, triquetral and pisiform) which joins with the bones of the forearm, and a distal row (trapezium, trapezoid, capitate and hamate), which joins with the bases of the five metacarpal  hand bones .  They can be …

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Shoulder Muscles : Attachment, Nerve Supply & Action

Posted by Rafiqul Islam
May 30, 2018
Posted in Upper Limb

Shoulder Muscles: The shoulder muscles are associated with movements of the upper limb. The shoulder muscles produce the characteristic shape of the shoulder and can be classified into two groups: Extrinsic shoulder muscles – arise from the torso, and inserts to the clavicle, scapula or humerus). Intrinsic shoulder muscles – arise from the scapula and/or …

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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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