Roots C5 C6 C7 C8 T1 Trunks Upper 5,6 Middle 7 Lower 8,1 Divisions Anterior – primarily flexors Posterior – primarily extensors.
A.Mazaherinezhad MD. Assistant professor, Sports medicine Department, IUMS ELBOW/FOREARM LAB.
Spinal Nerves. Spinal nerves 31 pairs arise from spinal cord Five groups correspond to regions of spinal cord and vertebrae –Cervical 8 pr. –Thoracic.
Characteristics of Muscle Irritability Ability to respond to stimulation Contractility Ability to shorten when it receives sufficient stimulation Unique.
Chapter 6 MuscularSystem. Types of Muscle SkeletalSmoothCardiac.
