Neuro Flashcards
Most infants with facial nerve palsy have complete recovery in _____
1-3 weeks
The _____cerebral artery is three times more likely to be affected in focal or mulftifocial cerebral ischemia events
Left, left middle cerebral artery most common artery.
Cochlear implants are considered if greater than or equal to ____dB hearing loss, who have not benefited from a several month period of amplification and intensive speech and language therapy.
85
At what GA are premature infants expected to have a pupillary light reflex?
32 weeks
When is optic nerve myelination complete?
24 months
Most common form of brain injury in preterm infants and is the major cause of cognitive deficits and long term neuro developmental impairment in this population?
Diffuse periventricular lekomalacia
Most common etiology of congenital hearing loss is
Genetic, most common being AR, mutation in connexun 26 gene
A threshold of ____db or greater suggests an abnormal screening result
35
What reflex appears at 28 weeks and disappears by 2-4 months
Palmer grasp
Threshold ROP is considered severe disease in which abnormal neovascularizarion is observed in zones 1 or 2 in at least ______continuous or _____ total clock yourself with _____disease
5, 8, plus
Time constant =
Resistance x compliance
One time constant = time for alveoli to discharge ____% of its volume through the airways to the mouth or ventilator circuit
Two time constants= ____% of volume leaves
Three times constants = ____% of volume leaves
____to ___ times constants are necessary to allow adequate time for inspiration and expiration
63%, 86%, 95%, 3-5 times
Healthy newborn time constant
0.09- 0.15 second
Werdig Hoffman Disease
Another name for spinal muscular atrophy type 1, severe form of a conventional hypotonia caused by degeneration of the anterior horn cell.
Rate of neurodevelopmental impairment among surviving children with seizure activity is ____%
40-60
