ANAPHY MOVING EXAM

Sternocleidomastoid

Origin: Manubrium and medial clavicle; Insertion: Mastoid process and superior nuchal line; Action: Flexes and rotates the neck; Innervation: C7-T12.

Trapezius

Origin: Occipital bone and spinous processes of C7-T12; Insertion: Clavicle, acromion and spine of scapula; Action: Extends and abducts the head; Innervation: Accessory (XII) nerves.

Deltoid

Origin: Lateral third of clavicle, acromion, and spine of scapula; Insertion: Deltoid tuberosity of humerus; Action: Abducts, flexes, and extends the arm; Innervation: Axillary nerves.

Bicep brachii

Origin: Coracoid process of scapula and supraglenoid tubercle; Insertion: Radial tuberosity; Action: Flexes the arm and forearm; Innervation: Musculocutaneous nerve.

Tricep brachii

Origin: Infraglenoid tubercle (long head) and posterior humeral shaft; Insertion: Olecranon process of ulna; Action: Extends and adducts the arm; Innervation: Radial Nerve.

Gluteus Maximus

Origin: Posterior ilium, sacrum, and coccyx; Insertion: Gluteal tuberosity of femur; Action: Extends, abducts, and laterally rotates the thigh; Innervation: Inferior gluteal nerve.

Gluteus Medius

Origin: Outer surface of ilium; Insertion: Greater trochanter of femur; Action: Abducts and medially rotates the thigh; Innervation: Superior Gluteal nerve.

Hamstring

Origin: Ischial tuberosity; Insertion: Proximal tibia and fibula; Action: Flexes the leg and extends the thigh; Innervation: Sciatic nerve.

Vastus lateralis

Origin: Greater trochanter and lateral linea aspera; Insertion: Patella and tibial tuberosity; Action: Flexes the thigh and extends the leg; Innervation: Femoral Nerve.

Rectus femoris

Origin: Anterior inferior iliac spine; Insertion: Patella and tibial tuberosity; Action: Extends the leg; Innervation: Femoral nerve.

Vastus intermedius

Origin: Anterior and lateral surfaces of femur; Insertion: Patella and tibial tuberosity; Action: Extends the leg; Innervation: Femoral nerve.

Vastus medialis

Origin: Medial linea aspera; Insertion: Patella and tibial tuberosity; Action: Extends the leg; Innervation: Femoral nerve.

Superior

A directional term meaning 'above' or 'higher' than another part of the body.

Inferior

A directional term meaning 'below' or 'lower' than another part of the body.

Anterior (Ventral)

A directional term meaning 'toward the front' of the body.

Posterior (Dorsal)

A directional term meaning 'toward the back' of the body.

Medial

A directional term meaning 'closer to the midline of the body'.

Lateral

A directional term meaning 'farther from the midline of the body'.

Proximal

A directional term meaning 'closer to the point of attachment or the trunk of the body'.

Distal

A directional term meaning 'farther from the point of attachment or the trunk of the body'.

Superficial

A directional term meaning 'closer to the surface of the body'.

Deep

A directional term meaning 'further away from the surface of the body'.

Biceps Femoris

Origin: Ischial tuberosity (long head) and linea aspera (short head); Insertion: Head of fibula; Action: Flexes the leg, extends the thigh; Innervation: Sciatic nerve.

Semitendinosus

Origin: Ischial tuberosity; Insertion: Proximal tibia; Action: Flexes the leg and extends the thigh; Innervation: Sciatic nerve.

Semimembranosus

Origin: Ischial tuberosity; Insertion: Medial condyle of tibia; Action: Flexes the leg and extends the thigh; Innervation: Sciatic nerve.