TBI Supp - Respiratory And Pupillary Responses

Question 1

Cheyenne stokes

Answer 1

• bilateral hemispheric dysfunction with intact brain stem
• may be metabolic in origin or CHF

Question 2

Central neurogenic hyperventilation

Answer 2

-Brain stem dysfunction between mid brain and pons
- intracranial HTN
- results in respiratory alkalosis

Question 3

Apneustic

Answer 3

• prolonged inspiratory phase followed by an expiratory pause
• pontine damage/ infarction