Health Sciences 2300A/B Chapter Notes - Chapter 4-6: Radial Tuberosity, Radial Nerve, Ischial Tuberosity

• School: Western University
• Department: Health Sciences
• Course: Health Sciences 2300A/B
• Professor: Jamie Melling

Document Summary

Raises mouth, larynx, and hyoid bone; depresses mandible, swallowing. Facial nerve, trigeminal nerve, hypoglossal nerve, cervical root. Hyoid bone (superior belly), superior border of scapula (inferior belly) Nuchal line, spine of scapula (superior fibres); upper thoracic and lower cervical, spine of scapula (middle fibres); spine of scapula (inferior fibres) Upwards rotation of scapula (superior fibres), adduction of scapula, upwards and downwards rotation of scapula (middle fibres); depresses scapula, upwards rotation of scapula (inferior fibres) Anterior: medial third of clavicle; middle: acromion; posterior: spine of the scapula. Anterior: flexes shoulder, medially rotates shoulder; middle: abducts shoulder; posterior: extends shoulder, lateral rotation of shoulder. Long head: supraglenoid tubercle; short head: coracoid process. Medial head: medial humerus, lateral head: lateral humerus; long head: infraglenoid tubercle. Radius and ulna, proximal phalanges (bifurcation of fds) Ulnar nerve (digit 5 and half of digit 4), median nerve. Distal phalanx of hallux extends big toe inverts foot. Distal phalanges of digits 2 to 5 foot.