hemodynamic effects

Question 1

low dose dopamine

Answer 1

NO CHANGE

Question 2

medium dose dopamine (4-10 mcg/kg/min)

Answer 2

~ / ^ BP
~ / ^ PAP
~ / ^ PAOP
^^ CO/CI
^ SV/SI
^ HR

Question 3

high dose dopamine (10 - 20 mcg/kg/min)

Answer 3

^ BP
~ / ^ CVP *
^ PAP
^ PAOP
^ CO/CI *
^ SV/SI
^ SVR *
^ PVR *
^^ HR *

• note difference between medium and high dose dopamine

Question 4

norepinephrine (levophed)

Answer 4

^ BP
~ / ^ CVP
^ PAP
^ PAOP
^ CO/CI
^ SV/SI
^^ SVR
~ / ^ PVR
~ HR

Question 5

phenylepinephrine (neo-synephrine)

Answer 5

^ BP
~ CVP
~ PAP
~ / ^ PAOP
~ / ^ CO/CI
^ SV/SI
^ SVR
~ PVR
~ HR

Question 6

epinephrine

Answer 6

^ BP
~ / ^ CVP
^ PAP
^ PAOP
^ CO/CI
^ SV/SI
^^ SVR
~ / ^ PVR
^ HR

Question 7

crystalloid and colloids increase…

Answer 7

increase preload

Question 8

pressors increase…

Answer 8

increase preload

Question 9

diuretics decrease…

Answer 9

decrease preload

Question 10

dilators decrease…

Answer 10

decrease preload (ex: nitrates, nitroprusside, nesiritide)

Question 11

morphine decreases…

Answer 11

decreases preload

Question 12

norepinephrine increases….

Answer 12

increases afterload

Question 13

phenylephrine increases….

Answer 13

increases afterload

Question 14

high dose dopamine (11-20 mcg/kg/min) increases…

Answer 14

increase afterload

Question 15

epinephrine gtt increases

Answer 15

increases afterload

Question 16

nitroprusside decreases

Answer 16

decreases afterload

Question 17

ACE inhibitors decrease

Answer 17

decrease afterload

Question 18

Hydralazine decreases

Answer 18

decreases afterload

Question 19

CCB decrease

Answer 19

decrease afterload

Question 20

IABP

Answer 20

decrease afterload

Question 21

Nitroglycerine at high doses

Answer 21

decreases afterload

Question 22

dobutamine increases

Answer 22

increases contractility (positive inotrope)

Question 23

dopamine 5-10 mcg/kg/min increases

Answer 23

increases contractility (positive inotrope)

Question 24

primacor increases

Answer 24

increases contractility (positive inotrope)

Question 25

epinephrine gtt increases

Answer 25

increases contractility (positive inotrope)

Question 26

Beta blockers decrease

Answer 26

decrease contractility (negative inotrope)

Question 27

CCB

Answer 27

decrease contractility (negative inotrope)

Question 28

metabolic acidosis decreases

Answer 28

decrease contractility

Question 29

endotoxins of sepsis decrease

Answer 29

decrease contractility

Question 30

septic shock has what impact on SV02

Answer 30

increases SVO2

Question 31

hypothermia has what impact on SV02

Answer 31

increases SVO2

Question 32

paralysis has what impact on SV02

Answer 32

increases SVO2

Question 33

low cardiac output has what impact on SV02

Answer 33

decreases SVO2

Question 34

decreased PaO2 has what impact on SV02

Answer 34

decreases SVO2

Question 35

increased O2 demand has what impact on SV02

Answer 35

decreases SvO2. Increased O2 demands (fever, shivering, seizures, increased WOB)