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Summary MRCS Part A Anatomy exam review 2024
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MRCS Part A Anatomy exam review 2024
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MRCS Part A Anatomy exam review 2024Breast - position - Ribs 2-6
Nipple - position - 4th intercostal space
Breast - blood supply - Internal thoracic (1st part subclavian)
Lateral thoracic (2nd part axillary)
Thoraco-acromial (2nd part axillary)
Intercostal (internal thoracic)
Branches and divisions of axillary artery - Runs from edge of 1st rib to lower
border of teres major
Divided by pectoralis minor:
Segment 1 - proximal
Segment 2 = posterior
Segment 3 = distal
Superior thoracic (1)
Thoraco-acromial (2)
,MRCS Part A Anatomy exam review 2024
Lateral thoracic (2)
Subscapular (3)
Posterior humeral circumflex (3)
Anterior humeral circumflex (3)
Lymphatic drainage of breast - Axillary
Infraclavicular
Internal thoracic
Nerve supply of diaphragm - Phrenic nerve - C3-5
1/3 sensory 2/3 motor
Blood supply of outer diaphragm - Lower 5 intercostals and subcostal artery
Blood supply of inner diaphragm - Inferior phrenic (aorta)
Musculo/pericardiophrenic (internal thoracic)
Level that superior epigastric artery and vein traverse the diaphragm - Anterior
hiatus (T9)
,MRCS Part A Anatomy exam review 2024
Oesophagus - nerve supply - Sensation - Vagus
Motor - Vagus
Oesophagus - arterial supply - Inferior thyroid (u 1/3)
Aorta (m 1/3)
Left gastric (l 1/3)
Oesophagus - venous drainage - Inferior thyroid (u 1/3)
Azygos branches (m 1/3)
Left gastric (l 1/3)
Oesophagus - lymphatic drainage - Deep cervical (u 1/3)
Mediastinal (m 1/3)
Gastric (l 1/3)
Oesophagus - length - 27cm
(split into thirds of 9cm)
, MRCS Part A Anatomy exam review 2024
Level of thyroid isthmus - Between cricoid and suprasternal notch
Thymus - arterial supply - Internal thoracic artery
Thymus - venous drainage - Thymic vein -> left brachiocephali
Internal iliac artery divisons - Anterior and posterior division
Posterior division of internal iliac artery branches - Posterior Division: PILS
P: Posterior /I: iliolumbar/ L: Lateral Sacral/ S: Superior Gluteal
Anterior division of internal iliac artery branches - Visceral branches
SUM
Parietal Branches
GOP
Rectum - blood supply - Superior rectal A (IMA)
Middle rectal A (internal iliac)
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