Gen Anatomy topographical anatomy 8% Flashcards
Where does the carotid artery branch at?
the carotid triangle
What are the boundaries of the carotid triangle?
Anterior: superior belly of omohyoid
Posterior: SCM
Superior: posterior belly of digastric
What are the boundaries of the submandibular triangle?
Anterior: ant. belly of digastric
Posterior: post. belly of digastric
Superior: lower border of mandible
What is contained w/in the submandibular triangle?
submandibular gland
Where is the triangle of auscultation?
near the inferior angle of scapula
What are the boundaries of the triangle of auscultation?
superior: trapezius
Inferior: latissimus dorsi
Lateral: scapula
Floor: rhomboid major
What is contained w/in the quadrangular space?
- Posterior circumflex humeral artery
2. axillary nerve
What are the boundaries of the quadrangular space?
Superior: Teres minor
Inferior: Teres major
Medial: long head of triceps
Lateral: humerus
What is the Triangular space aka?
Axillary triangle
What is contained w/in the triangular space/axillary triangle?
circumflex scapular artery
What are the boundaries of the triangular space?
Superior: teres minor
Inferior: teres major
Lateral: long head of triceps
What is McBurney’s point used for?
clinically as a point of tenderness in appendicitis
What are the boundaries of McBurneys point?
Anterior abdominal wall on right side, between right ASIS & umbilicus
What are the four abdominal quadrants?
- Lower left
- Lower right
- Left upper
- Right upper
What are the 9 regions of the abdomen?
- Right hypochondriac, epigastric, left hypochondriac
- Right lumbar, umbilical, left lumbar
- Right iliac, hypogastric, left iliac
What vasculature is contained in the axilla?
axillary artery and vein
What are the boundaries of the axilla?
Superior: clavicle, scapula, 1st rib Inferior: axillary fascia Posterior: Subscapularis muscle Lateral: humerus Medial: serratus anterior & thoracic wall
What is contained in the carpal tunnel?
- median nerve
2. tendons of flexors of digits
What is the carpal tunnel bordered by?
- carpal bones
2. flexor retinaculum
What are the contents of the femoral triangle?
- femoral artery
- femoral nerve
- lateral femoral cutaneous nerve
- femoral canal
What are the boundaries of the femoral triangle?
Superior: Inguinal ligament
Medial: Adductor longus
Lateral: Sartorius
Where is Hesselbach’s triangle located?
directly under the inguinal ligament
What are the boundaries of Hesselbach’s triangle?
Lateral: inferior epigastric artery
Medial: Rectus abdominis
Inferior: Inguinal ligament
Hernias through Hesselbach’s triangle are due to a weakness or defect in what?
the lower abdominal wall
