Shock Flashcards
1
Q
what % of body weight does circulating blood take up?
A
7% body mass
2
Q
what pathophysiology causes neurogenic shock?
A
disruption of sympathetic nervous system
3
Q
what are some causes of neurogenic shock?
A
spinal anaesthesia
hypoglycaemia
cord injury above C5
closed head injuries
4
Q
what is the presentation of neurogenic shock?
A
hypotension
bradycardia
warm extremities
5
Q
what is the treatment of neurogenic shock?
A
vasopressors
atropine (reverses bradycardia)
6
Q
what is spinal shock?
A
acute spinal cord transection
loss of all voluntary and reflex activity below the level of injury
7
Q
what is the presentation of spinal shock?
A
hypotonic paralysis
areflexia
loss os sensation
bladder retention
