hemodyn values

Question 1

What is the normal value for CI

Answer 1

2.5 - 4.0

Question 2

What is a normal stroke volume?

Answer 2

60-130 ml/beat

Question 3

What is a normal SVI?

Answer 3

30-50 ml/m2

Question 4

What is a normal SVR?

Answer 4

900-1400 dynes/sec/cm -5

Question 5

What is a normal SVRI?

Answer 5

1700 - 2600 dynes/sec/cm -5/m2

Question 6

What is a normal PVR?

Answer 6

100-250 dynes/sec/cm -5

Question 7

What is a normal PVRI?

Answer 7

200-450 dynes/sec/cm -5/m2

Question 8

What is a normal LVSWI?

Answer 8

40-75 g.m/m2/beat

Question 9

What is a normal RVSWI?

Answer 9

4-8 g m/m2/beat

Question 10

What is a normal CVP or RA value?

Answer 10

2-6

Question 11

What is a normal RV?

Answer 11

20-30 mmHg Sys

Dias 0-5

Question 12

What is a normal PAPS?

Answer 12

20-30 mmHg

Question 13

What is a normal PAPD?

Answer 13

6-15 mmHg

Question 14

What is the normal MPAP

Answer 14

10-20 mmHg

Question 15

What is a normal PCWP?

Answer 15

4-12 mmHg

Question 16

Pulmonary vascular resistance increases the difference between PAEDP and PCWP because the site of resistance lies between the two points. In a lung problem PAEDP would _______ and PCWP would _________.

Answer 16

PAEDP would increase and PCWP would not be affected which would increase the difference

Question 17

Decreased left ventricular contractility causes blood to back up and causes an increase in?

Answer 17

pulmonary artery pressure (PAP)

Question 18

PCWP elevated; CI normal?

Answer 18

Causes fluid overload; hypervolemia

Question 19

PCWP elevated; CI low?

Answer 19

Left heart failure

Question 20

PCWP low to normal; CI low

Answer 20

hypovolemia

Question 21

PCWP low to normal; CI normal?

Answer 21

Warm sepsis

Question 22

What is the FICK equation for CO?

Answer 22

CO= VO2/C(a-v)O2

Question 23

What is formula for CI?

Answer 23

CO/BSA

Question 24

What does septic shock due to HR?

Answer 24

It will increase HR

Question 25

What does hypovolemia due to HR?

Answer 25

Decreases HR

Question 26

How does hypovolemia affect preload?

Answer 26

Increases preload

Question 27

What is a treatment for increased preload?

Answer 27

Diuretics such as lasics or diamox

Question 28

What does sepsis due to preload & how is it treated?

Answer 28

It reduces preload; treat with volume expanders

Question 29

What type of drug will increase heart contractility?

Answer 29

Ionotropic drugs | Vasopressors: dopamine, digoxin, epinephrine, isoproterenol

Question 30

What will decrease heart contractility?

Answer 30

Negative ionotropic drugs Calcium channel blockers Beta blockers (proponalol) Coronary vasodilator

Question 31

What will decrease afterload?

Answer 31

Diazoxide to reduce PVR Nitroglycerine Alpha inhibitors

Question 32

What drugs will increase afterload?

Answer 32

Vasopressors: norepinephrine, epinephrine, Pheylephrine

Question 33

How can you distinguish COPD from PHTN?

Answer 33

Onset quicker with PHTN such as emboli & with COPD PASP greater than 40; With PHTN PASP less than 40

Question 34

When you see preload, what value is most affected?

Answer 34

PCWP

Question 35

When you see afterload, what value is most affected?

Answer 35

PAP; MAP

Question 36

When you see contractility what value is most affected?

Answer 36

SVR, PVR

Question 37

How is septic shock treated?

Answer 37

Vasopressors

Question 38

How does systemic vasodilation affect CO?

Answer 38

It will increase CO

Question 39

SV is what type of measurement? A. Derived B. Directly measured?

Answer 39

A. Derived

Question 40

What type of calculation is PVR & SVR A. Derived B. Directly measured

Answer 40

A. Derived

Question 41

What type of calculation is done with CO? A. Derived B. Directly measured

Answer 41

B. Directly measured

Question 42

What type of value is PWCP? A. Derived B. Directly measured

Answer 42

B. directly measured

Question 43

``` Increased afterload may be caused by 1. Hypovolemia 2. Hypervolemia 3. Vasodilation 4. Vasoconstriction A. 1 and 3 B. 1 and 4 C. 2 and 4 D. 2 and 3 ```

Answer 43

B. Hypovolemia & vasoconstriction both increase afterload

Question 44

How does decreased afterload affect stroke volume? a. increase b. decrease c. no affect

Answer 44

A. decreased afterload will increase stroke volume

Question 45

``` This value is only measured during catheter insertion A. CVP B. RV C. PCWP D. RA ```

Answer 45

B. RV

Question 46

``` After insertion, what reads your RA? A. Distal port B. Proximal port C. VIP port D. None, RA can only be read on insertion ```

Answer 46

B. Proximal port

Question 47

What value represents compliance of right ventricle?

Answer 47

RVEDP

Question 48

What is the formula for MAP?

Answer 48

MAP = Systolic + (Diastolic x2) / 2

Question 49

If a person is hypoxic what type of drug should be avoided or watched closely?

Answer 49

Chronotropic

Question 50

How does heart failure affect contractility? A. Increased B. Decreased C. No effect

Answer 50

B. Decreased

Question 51

Are CO & HR: A. directly measured B. Calculated

Answer 51

A. Directly measured