Arteries of the Upper Limb Scheme (Course, Branches, Parts)

Uploaded March 2020 | Updated September 2026, 2 weeks ago

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Content:
0:00 Introduction
1:50 Axillary Artery
4:30 Brachial Artery
5:29 Blood Supply of the Elbow
7:39 Radial Artery
9:13 Blood Supply of the Wrist
9:53 Blood Supply of the Hand

This video will cover:
- Branches of Axillary Artery
- Branches of Brachial Artery
- Blood supply of the Elbow (Rete Cubiti)
- Branches of Radial Artery
- Branches of Ulnar artery
- Blood supply of the wrist (Rete Carpale)
- Blood supply of the hand

Axillary artery:
- Divided into 3 parts
○ 1st part medial to pectoralis minor:
§ Superior thoracic artery
○ 2nd part behind pectoralis minor:
§ Thoracoacromial artery
□ A: Acromial
□ P: Pectoralis
□ C: Clavicular
□ D: Deltoideus
§ Lateral Thoracic artery
□ Lateral mammary artery
○ 3rd part lateral to pectoralis minor:
§ Subscapular artery
□ Thoracodorsal artery
□ Circumflex scapular artery
§ Anterior circumflex artery
§ Posterior circumflex artery

Brachial Artery:
- Lies on the medial bicipital groove.
- Branches:
○ Branches supplying the muscles of the anterior group of the arm.
○ Deep brachial artery
§ Medial Collateral artery
§ Radial Collateral artery
○ Inferior Ulnar Collateral
○ Superior Ulnar Collateral

Ulnar Artery:
- Recurrent Ulnar arteries
- Common interosseous artery
○ Anteriro interroseal artery
○ Posterior Interrosseal artery
§ Recurrent Interosseal artery

Radial Artery:
- Superficial palmar artery
- Palmar carpal artery
- Dorsal Carpal artery
- Principal artery of the thumb

Blood supply of the elbow (Rete Cubiti)
- Radial Collateral Artery with Recurrent radial artery
- Medial Collateral artery with recurrent interosseal artery
- Superior Ulnar Collateral with posterior branch of recurrent ulnar
- Inferior Ulnar Collateral with Anterior branch of Recurrent Ulnar

Blood supply of the wrist (Rete Carpale)
- Anterior carpal plexus (Rete carpi palmare)
○ Palmar Carpal arch/plexus
- Posterior carpal plexus (rete carpi dorsale)
○ Dorsal Carpal arch/plexus
○ Posterior interosseal artery
○ Anterior interosseal artery

Blood supply pf the hand:
Palm of hand:
- Superficial Palmar Arch
○ Common palmar digital
§ Proper palmar digital
- Deep Palmar Arch
○ Princeps pollicis
§ Palmar digital arteries
- Palmar metacarpal arteries
Dorsum of hand:
- Dorsal Carpal Network
○ Dorsal metacarpal artery
§ Dorsal digital arteries

Arteries of the Upper Limb Scheme (Course, Branches, Parts) | Anatomy

$The Clavicle (Collarbone): Parts, Joints, and Common Injuries | Clinical Anatomy 🌐 Website: https://taimtalksmed.com/ 🫀 Help keep this content free: youtube.com/channel/UCEr7pkSXVsHcBLLBcJAGV-Q/join 🔬 Get 10% off anatomy lab models (affiliate link): https://anatomywarehouse.com?aff=34 📲 Other Links: Instagram: https://www.instagram.com/taimtalksmed/ Discord: https://discord.com/invite/DENMUpS8ey Content: 00:00 Introduction & Content 01:20 Clavicle Anatomy 03:02 Joints of the Clavicle 03:19 Sternoclavicular Joint 04:06 Acromioclavicular Joint 05:29 Why do we have a Clavicle? 07:47 Clinical Relevance 08:42 Possible causes of pain in the Clavicle 09:53 Symptoms of Clavicle Injury 10:17 Clinical Tests of Clavicle Injuries 11:01 Treatment of Clavicle Injury Clavicle (Collarbone) Anatomy | Structure, Joints & Clinical Relevance Structures covered in this video: Clavicle Anatomy – Parts: • Sternal end (Extremitas sternalis) • Acromial end (Extremitas acromialis) • Body of the clavicle (Corpus claviculae) • Sternal facet (Facies articularis sternalis) • Acromial facet (Facies articularis acromialis) • Subclavian groove (Sulcus musculi subclavii) • Conoid tubercle (Tuberculum conoideum) • Trapezoid line (Linea trapezoidea) • Impression for costoclavicular ligament Joints Formed by the Clavicle: • Sternoclavicular joint (Articulatio sternoclavicularis) • Clavicular notch of manubrium (Incisura clavicularis) • Acromioclavicular joint (Articulatio acromioclavicularis) Ligaments of the Clavicle: • Costoclavicular ligament (Ligamentum costoclaviculare) • Interclavicular ligament (Ligamentum interclaviculare) • Anterior sternoclavicular ligament • Acromioclavicular ligament • Coracoclavicular ligament • Conoid ligament (Ligamentum conoideum) • Trapezoid ligament (Ligamentum trapezoideum) • Coracoacromial ligament (Ligamentum coracoacromiale) Associated Muscles: • Subclavius • Pectoralis major • Sternocleidomastoid • Trapezius • Deltoid Neurovascular Structures Protected by the Clavicle: • Brachial plexus • Subclavian artery • Subclavian vein Functional Anatomy: • Clavicle as a strut • Force transmission from upper limb to axial skeleton • S-shape acting as a shock absorber • Scapular suspension and positioning Clinical Anatomy and Conditions Discussed: • Clavicle fracture (Middle third most common) • Clavicle dislocation • Acromioclavicular joint injury • AC joint step-off • Cross-body adduction test • Piano key sign • OBrien’s test • Sternoclavicular joint dislocation or arthritis • Distal clavicular osteolysis (Weightlifter’s shoulder) • Cleidocranial dysplasia (Absence of clavicle) • Neurovascular injury signs (Pulse, cap refill, sensory loss) Imaging Techniques Mentioned: • AP clavicle X-ray • CT scan for subtle fractures or joint evaluation • MRI for osteolysis or soft tissue pathology • Chest X-ray to rule out associated rib fractures or pneumothorax Treatment Options: • Conservative management (sling, NSAIDs, physiotherapy) • Surgical fixation (for displaced or unstable fractures) • Grading of AC joint injuries (Type I–III) • Distal clavicle excision (arthroscopic or open) Sources: • Kozlowski, T. (2017). Memorix Anatomy, 2nd ed. • Standring S. (2020). Gray’s Anatomy, 42nd edition • Tubbs RS, Shoja MM, Loukas M. (2016). Bergman’s Encyclopedia of Human Anatomic Variation • White TD, Folkens PA. (2005). The Human Bone Manual Programs used: Complete Anatomy, Biorender, PowerPoint$

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