Mtui's review questions Flashcards
Name boundaries of posterior triangle of neck.
Post: Ant. border of traps
Ant: Post. border of SCM
Apex: where traps and SCM meet
Floor: splenius capitis, levator scapulae, middle/post scalenes
Roof: superficial layer of deep cervical fascia
What structure passes between middle and anterior scalene?
brachio plexus
What are the strap (infrahyoid) muscles? And innervations?
- sternohyoid (ansa cervicalis)
- sternothyroid (ansa cervicalis)
- thyrohoid (hypoglossal)
- omohyoid (ansa cervicalis [c1])
Name 3 branches of anterior division of external carotid artery.
- superior thyroid
- lingual
- facial
What are the signs of Bell’s palsy? What nerve is affected? Causes?
Asymmetry in face, drooping smile. Facial nerve. Cold, trauma, inflammation.
Name arterial supply to the thyroid gland.
- superior thyroid artery
- middle thyroid artery
- Arteria thyroidea ima
Why does the head bleed so bad?
- lots of anastomoses
2. skin and fascia are held taut to vessels cannot contract
Name innervation to
- thyrohyoid
- superior belly of omohyoid
- anterior belly of digastric
- posterior belly of digastric
- ventral rami of C1
- ansa cervicalis
- mylohyoid [mandibular nerve (V3)]
- digastric branch of facial nerve
Give root values for:
- Superior trunk
- Suprascapular trunk
- Inferior trunk
- C5/6
- C5/6
- C8 and T1
Name course of parasympathetic supply to parotid gland.
- preganglionic cell bodies in salivatory nucleus.
- glossopharyngeal nerve
- tympanic branch
- lesser petrosal nerve
- otic ganglion
- uricolutemporal nerve
- parotid gland
What passes through mental foramen?
Mental VAN
What layers contribute to the movable portion of scalp?
skin, aponeurotic tissue, connective tissue
What is the pterion?
Where the temporal, parietal, sphenoid and frontal bones meet.
What is the function of the meninges?
Support, provide nutrition to, and protect the CNS.
How would you know if there is bleeding in the subarachnoid space?
Blood in CSF as presented by lumbar puncture.
