DPT 744 Week 3 Lecture Notes and Lab Structures

Acromion

Coracoid process

Spine of scapula

Glenoid fossa

superior

middle

inferior

What are the 3 trunks of brachial plexus?

superior trunk

middle trunk

inferior trunk

What are the 3 anterior divisions of the brachial plexus?

2

1

Spinal nerves (vertebrae C5-T___, roots are C5-T___)

median nerve

Musculocutaneous nerve

Radial nerve

Ulnar nerve

Axillary nerve

musculocutaneous, median

medial, ulnar

axillary

Brachial Plexus;

Lateral cord - _____ n., lateral root of _____ n.

Medial cord - _____ root of median n., _____ n.

Posterior cord - _____ and radial n’s.

phrenic, 3

scapular

thoracic, 7

Ventral primary rami;

1. _____ - C___-C5

2. dorsal _____ - C5

3. long _____ - C5-C___

suprascapular

subclavius

Branches of trunk;

1. _____ n. - superior

2. n. to _____ - superior

pectoral, brachial

pectoral

scapular, subscapular, thoracodorsal

Branches of cords:.

1. Medial - med _____, medial _____ cutaneous, medial antebrachial cutaneous

2. Lateral - lateral _____

3. Posterior - upper sub _____, lower _____, _____

Subclavian artery

Subscapular artery

Axillary artery

Posterior circumflex artery

Anterior circumflex artery

Circumflex scapular artery

Brachial artery

Profunda brachii artery

Thyrocervical trunk

Vertebral artery

Carotid arteries

Brachiocephalic trunk

Aortic arch

Suprascapular artery

Dorsal scapular artery

thoracic

Thoracoacromial

circumflex

3 sections of axillary artery;

1. superior _____ a.

2. _____ a. and trunk, lateral thoracic a.

3. subscapular a., anterior & posterior _____ a’s

scapular

Thoracodorsal

Subscapular artery splits;

1. Circumflex _____

2. _____

Basilic vein

Cephalic vein

Axillary vein

Subclavian vein

Right lymphatic duct

Thoracic duct

Lateral root of median nerve

Lateral cord of brachial plexus

Medial cord of brachial plexus

Posterior cord of brachial plexus

Medial root of median nerve

Phrenic nerve

Long thoracic nerve

Subclavian nerve

Superior thoracic artery

Thoracoacromial artery

Lateral thoracic artery

Thoracodorsal artery

Medial pectoral nerve

Lateral pectoral nerve