Neck 1 Flashcards
front of the hyoid called the
body
anterior horn of the hyoid called the
lesser horn
hyoid is at what vertebral level
C3
what is above thyroid
hyoid
lyngeral prominance is on what cartilage
thyroid
cricoid is in what relation to thyroid
inferior
what muscle is in superficial fascia, innervated by facial nerve
Platysma
what is within the carotid sheath (4)
- common carotid, internal carotid
- internal jugular vein
- vagus nerve
- Deep cervical lymph nodes
space that connects cranium to mediastinum
ratropharyngeal space
Infection in
(what) leads to difficulty swallowing and
speaking
retropharyngeal space
3 borders of anterior triangle
- SCM
- Mandible
- Midline of neck
structures to and from the head are in what triangle
anterior triangle
what are the 4 infra hyoid muscles
- Sternohyoid
- Omohyoid
- Sternothyoid
- Thyrohyoid
innervation rule for infra hyoid muscles
Ansa cervicalis
origin of omo hyoid
scapula
what muscle goes in anterior and posterior triangle
omohyoid
what infrahyoid muscle is innervated by C1 via hypoglossal
Thyrohyoid
what infrahyoid muscle also raises Larynx
thyrohyoid
Suprahyoid muscles (what are they)
- Mylohyoid
- Digastric
- Stylohyoid
- Geniohyoid
Mylohyoid muscle innervation
Mandibular V3 of trigeminal
Innervation to digastric
anterior belly: Mandibular V3
Posterior belly: Facial nerve
what muscle has two innervation
Digastric
what nerve innervated stylo hyoid
Facial
innervation to geniohyoid
C1 via hypoglossal nerve
boundaries of carotid triangle
- SCM
- omohyoid
- Posterior belly of digastric
what happens in carotid triangle
common carotid splits into internal and external