2 Types of the muscle Skeletal:striated, and voluntary. Smooth:nonstiated, and involuntary.Cardiac:striated, and involuntary.
3 Types of connective tissues wrappings of skeletal muscle
4 Endomysium : a delicate connective tissue sheath surrounds muscle fibre. Perimysium : a coarser fibrous membrane surrounds several sheathed muscle fibers to form bundle of fibers called a fascicle.Epimysium : a tougher overcoat of connective tissue surrounds many fascicles.
9 Origin : is the point where the muscle is attached to immovable or less movable bone. Insertion : is the point where the muscle attached to movable bone.
10 Prime mover : the muscle that has the major responsibility for causing a movement. Antagonist : the muscle that reverse a movement.
11 Naming Skeletal muscles Direction of the muscle fibersRelative size of the muscleLocation of the muscleNumber of the originLocation of the muscle’s origin and insertionShape of the muscleAction of the muscle
12 Types of body movements Flexion &extension:movement in sagittal plane
29 Anterior muscles :Pectoralis major : a large fan shaped muscle covering the upper part of the chest. It adduct and flex the arm.Intercostal muscles:External intercostalInternal intercostalinnermost intercostal
36 Muscle of the upper limb The first group include muscles that arise from the shoulder girdle and cross the shoulder joint to insert into the humerus (pectoralis major, latissimus dorsi, and deltoid).