Intracranial Regulation Flashcards
aka; irreversible coma; permanent condition of complete unawareness of self and the environment and loss of all cognitive functions.
-has the ability to regulate functions (homestasis) sleep-wake cycle, ability to chew, swallow, cough, but can’t interact with environment.
Awake-eyes may wonder, but can’t track an object or individual.
Persistent Vegetative State
client alert & fully aware of environment and intact cognitive abilities, but unable to communicate through speech or movement bc of blocked efferent pathways to brain.
Cause: Infarction or hemorrhage of the pons that disrupts outgoing nerve tracts but spares the RAS is usually cause of locked-in syndrome.
Locked-In Syndrome
cessation or irreersibility of all brain functions, including brainstem. No evidence of cerebral or brainstem function for an extended pd. 6-24 hr. normal body temp and not affected by a depressant drug or alcohol.
- Absent ocular responses to head turning and caloric stimulation
- Flat EEG
- Apena;
Brain Death
drooping of the eyelid
ptosis
Olfactory; smell
CN I
Optic; vision
CN II
Oculomotor, Trocchlear, Abducens; assess extraocular movement; follow finger
CN III, CN IV, CN VI
Trigeminal; feel dull/sharp facial feeling
CN V
Facial; symmetry; smile, blow cheeks, wrinkle forehead
CN VII
Acoustic; hearing and balance
CN VIII
Glossopharyngeal & Vagus; Gag reflex, observe swallowing. / Taste, Reg RR & HR
CN IX, CN X
Spinal accessory, Shrug shoulders
CN XI
Hypoglossal; stick out tongue side to side
CN XII
move the clients finger or big toe up and down. Ask pt to describe movement.
Kinesthesia
Feel and identify object in hands ie keys,
Stereognosis
