This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
The branches of first pa of subclan aery are all except 
Select and explain. 
A. Veebral aery, B. Thyrocervical trunk, C. Internal thoracic aery, D. Costocervical trunk
D: Costocervical trunk
Answer: D: Costocervical trunk 
Explanation: The branches of subclan aery are: 1.Veebral aery 2.Thyrocervical trunk which divides into; inferior thyroid, suprascapular, transverse cervical aeries 3.Internal thoracic aery 4.Costocervical trunk which divides into; superior intercoastal, deep cervical aeries 5.Dorsal scapular aery. Ref BDC volume3,sixth edition pg 149