Subclavian Vein

Question 1

Origin

Answer 1

At 1st rib outer border as Axillary vein continuation

Question 2

Tributaries

Answer 2

EJV

Question 3

Course and end

Answer 3

1. Runs medial in a groove on 1st rib upper surface in front of scalenus anterior till its medial border
2. Joins IJV froming brachiocephalic vein
3. It lies totally behind clavicle
4. Corresponds to 2nd and 3rd parts subclavian artery

Question 4

Applied anatomy: central venous catheter

Answer 4

1. Tested technique of quickly accessing major venous system
2. Benefits include:
   - rapid administration of drugs combinations
   - route for nutritional support and fluid administration
   - CVP is considered direct measurement about heart activity acquired by putting a central venous catheter into any of the large veins (either IJV or subclavian vein)