Shock and different types

Question 1

Is hypotension a necessary factor for shock

Answer 1

No

Question 2

What is the oxygen cascade

Answer 2

Movement of O2 from lungs where it is bound to Hb, to the CVS then to the cells

Question 3

T/F o2 consumption is independant from delivery

Answer 3

T.
However!! Below a certain DO, VO becomes DO dependant

Question 4

relation between Delivered oxygen and oxygen consumped

Answer 4

DO= 4VO

Question 5

Low delivered oxygen in which cases

Answer 5

anemia
arterial desaturation
low cardiac output

Question 6

Cardiogenic shock can be a result of

Answer 6

Acute MI
arrythmias (tachy/brady)
Valve dysfunction
Left/Right pump failure

Question 7

Obstructive shock can be a result of

Answer 7

obstruction to venous return, cardiac filling and cardiac outflow

Question 8

Causes of distributive shock

Answer 8

anaphylaxis
Sepsis
neurogenic shock

Question 9

Obstructive shock is due to

Answer 9

impaired ejection from the left/right heart or impaired venous return to the right heart

Question 10

Causes of obstructive shock

Answer 10

pulmonary embolism
cardiac tamponade
tension pneumothorax