Shock

Question 1

hypovolemic shock

• Right sided preload
• PCWP
• LV output
• SVR (afterload)
• SvO2

Answer 1

• Right sided preload: decreased
• PCWP: decreased
• LV output: decreased
• SVR (afterload): increased
• SvO2: decreased

Question 2

cardiogenic shock

• Right sided preload
• PCWP
• LV output
• SVR (afterload)
• SvO2

Answer 2

• Right sided preload: increased
• PCWP: increased
• LV output: decreased
• SVR (afterload): increased
• SvO2: decreased

Question 3

obstructive shock

• Right sided preload
• PCWP
• LV output
• SVR (afterload)
• SvO2

Answer 3

• Right sided preload: increased
• PCWP: decreased
• LV output: decreased
• SVR (afterload): increased
• SvO2: decreased

Question 4

distributive shock

• Right sided preload
• PCWP
• LV output
• SVR (afterload)
• SvO2

Answer 4

• Right sided preload: decreased
• PCWP: decreased
• LV output: increased
• SVR (afterload): decreased
• SvO2: increased

Question 5

right sided pre-load in hypovolemic shock

Answer 5

decreased

Question 6

right sided pre-load in cardiogenic shock

Answer 6

increased

Question 7

right sided pre-load in obstructive shock

Answer 7

increased

Question 8

right sided pre-load in distributive shock

Answer 8

decreased

Question 9

PCWP in hypovolemic shock

Answer 9

decreased

Question 10

PCWP in cardiogenic shock

Answer 10

increased

Question 11

PCWP in obstructive shock

Answer 11

decreased

Question 12

PCWP in distributive shock

Answer 12

decreased

Question 13

LV output in hypovolemic shock

Answer 13

decreased

Question 14

LV output in cardiogenic shock

Answer 14

decreased

Question 15

LV output in obstructive shock

Answer 15

decreased

Question 16

LV output in distributive shock

Answer 16

increased

Question 17

SVR (afterload) in hypovolemic shock

Answer 17

increased

Question 18

SVR (afterload) in cardiogenic shock

Answer 18

increased

Question 19

SVR (afterload) in obstructive shock

Answer 19

increased

Question 20

SVR (afterload) in distributive shock

Answer 20

decreased

Question 21

SvO2 in hypovolemic shock

Answer 21

decreased

Question 22

SvO2 in cardiogenic shock

Answer 22

decreased

Question 23

SvO2 in obstructive shock

Answer 23

decreased

Question 24

SvO2 in distributive shock

Answer 24

increased

Question 25

causes of hypovolemic shock

Answer 25

hemorrhage, dehydration, burns

Question 26

causes of cardiogenic shock

Answer 26

MI, HF, valvular dysfunction, arrhythmia

Question 27

causes of obstructive shock

Answer 27

cardiac tamponade, PE, tension pneumo

Question 28

causes of distributive shock

Answer 28

sepsis, anaphylaxis, CNS injury