Random Flashcards
function of supraspinous ligament
connects tips of spinous processes
function of interspinous ligament
connects surfaces of spinous processes
function of ligamentum flavum
connects adjacent laminae
function of posterior longitudinal ligament
prevents over flexion
function of anterior longitudinal ligament
prevents over extension
function of erector spinae
back extension + lateral flexion
order of structures passed through on administering spinal anaesthetic
supraspinous ligament interspinous ligament ligamentum flavum epidural space dura arachnoid subarachnoid space
what vertebral level is the hyoid
C3
function of Atlanto-occipital joint
‘nods the head’ - the YES joint
flexion + extension of the neck
function of atlanto-axial joint
‘shakes the head’ - the NO joint
rotation of the head
what nerve supplies anatomical snuff box
radial
what nerve is stimulated in a carotid sinus massage
glossopharyngeal
- visceral afferent to carotid sinus baroreceptors + carotid Body chemoreceptors
what chromosome is affected in
- NF 1
- NF 2
NF 1 - 17
NF 2 - 22
which form of neurofibromatosis is associated with bilateral acoustic neuromas
NF 2
electromyography in motor neurone disease
decreased number of AP with increased amplitude
what seizures can carbamazepine exacerbate
absence seizures
what causes sydenham chorea
group A strep
- occurs in children
- chorea of all 4 limbs + behaviour change + dysarthria + gait disturbance
single palmar crease
Down syndrome
chance of carrying CF in general population
1 in 24
pregnant woman with healthy daughter and son with CF. what is the chance
- her baby will be affected
- her daughter is a carrier
- risk to a child that the daughter has if she marries an unaffected man
1 in 4 chance baby is affected
2/3 chance daughter is a carrier
1 in 144 chance
what is the lie of a baby
the relation of the longitudinal axis of the foetus to the uterus
what is the vertex of the baby
area between anterior + posterior fontanelles + parietal eminences
highest point on the foetus’s head
what is the presentation of the feotus
the leading part of the foetus which occupies the lower pole of the uterus
- the presenting part to the maternal pelvis
- i.e. cephalic/breech
when is a foetus said to be engaged
when the widest part of the head has passed through the pelvic inlet