1 L7 Disorders of Excitability Flashcards
(4 cards)
1
Q
Describe hypokalaemia
A
Low ECF potassium - Loss from digestive tract (vomiting, diarrhoea) - Loss from body fluid (excessive sweating, diuretics)
2
Q
Describe hyperkalemia
A
High ECF potassium - Inability to clear K can lead to kidney disease, Addisons disease (low aldosterone), tissue trauma
3
Q
Symptoms of kalemia
A
4
Q
Describe the relative size of impact of ECF changes in Na and K to RMP
A
Small changes in Na ECF have minimal impact on RMP whereas small changes in K have large impact on RMP
