Thyrocervical trunk is branch of which part of subclavian artery-: (A) 1st, (B) 2nd, (C) 3rd, (D) None
Answer is A. Ans. is 'a' i.e., 1st Branches of subclavian arteryFirst partVertebral arteryInternal thoracic arteryThyrocervical trunk ; Branches of thyrocervical trunk are :Inferior thyroid arterySuprascapular arterySuperficial cervicalSecond parto Costocervical trunk : It gives following branches :Deep cervical arterySuperior intercostal arteryThird parto Dorsal scapular artery.