5.5 (Endocrine glands, Subclavian/Carotid flow) Flashcards
Location of Thyroid
Deep to the infrahyoid muscles and anterolateral to the trachea.
Connection between right and left lobe.
Isthmus.
Surface projections of thyroid.
Level of the C5-T1 and has parathyroid glands on the posterior side.
Layer of fascia surrounding thyroid
Visceral layer of pre-tracheal fascia
Thyroid receives blood from which arteries and what are the sources?
Superior thyroid artery from the external carotids and inferior thyroid artery from subclavian artery.
Right subclavian artery sources from…
Brachiocephalic trunk
Left subclavian artery sources from…
Aorta
Major branches of subclavian artery
- Vertebral
- Internal thoracic
- Thyrocervical
Branches of thyrocervical trunk
- Inferior thyroid artery
- Ascending cervical artery
- Transverse cervical artery
- Suprascapular artery
Ascending cervical artery supplies…
Anterolateral portion of the neck.
Transverse cervical artery supplies..
Gives rise to the dorsal scapular artery, supplying the latissimus dorsi.
Suprascapular artery supplies…
Scapula and muscles around it.
Location of common carotid in neck
Anterior triangle, in the carotid sheath, lateral to the trachea
Branches of external carotid in neck
- Superior thyroid
- Ascending pharyngeal
- Lingual artery
- Facial artery
