In left subclavian artery, the branches of the first part of the subclavian artery are all EXCEPT:
Correct Answer: Costocervical trunk
Description: (Costocervical trunk) Ref: 173-74-BDC-3, 755-Snell 7thSUBCLAVIAN ARTERY|||Right subclavian artery(Arise from brachiocephalic artery)Left subclavian artery(Arise from the arch of aortaThe subclavian artery is divided into three parts by the presence of the scalenus anterior muscle I. First part of the subclavian artervII. Second part of the subclavian artervBranchesBranches1. Vertebral artery2. Thyrocervical trunk-three branches(i) Inferior thyroid artery(ii) Superficial cervical(iii) Suprascapular arteries3. Internal thoracic artery* Costocervical trunk(i) Superior intercostals artery(ii) Deep cervical arteryIII. Third part of the subclavian artervExtend from the lateral border of the scaleneus anterior to the outer border of the first rib. Here, it becomes the axillary artery.
Category:
Anatomy
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