Cardiovascular Lab values

Question 1

Arteriall blood systolic pressure (SBP)

Answer 1

90 - 140 mmHg

Question 2

Diastolic pressure (DBP)

Answer 2

60 - 90 mmHg

Question 3

Right atrial pressure (RAP)

Answer 3

2 - 6 mmHg

Question 4

Right ventricular systolic pressure (RSVP)

Answer 4

15 - 25 mmHg

Question 5

Right ventricular diastolic pressure (RVDP)

Answer 5

0 - 8 mmHg

Question 6

Pulmonary artery systolic pressure (PASP)

Answer 6

15 - 25 mmHg

Question 7

Pulmonary artery diastolic pressure (PADP)

Answer 7

8 - 15 mmHg

Question 8

Pulmonary artery wedge pressure (PAWP)

Answer 8

6 - 12 mmHg

Question 9

Left atrial pressure (LAP)

Answer 9

6 - 12 mmHg

Question 10

Cardiac output (CO)

Answer 10

HR x SV/1000 = 4.0 - 8.0 L/min

Question 11

Mean arterial pressure (MAP)

Answer 11

70 - 105 mmHg

Question 12

Mean pulmonary artery pressure (MPAP)

Answer 12

10 - 20 mmHg

Question 13

Cardiac Index (CI)

Answer 13

CO/BSA = 2.5 - 4.0 L/min/m2

Question 14

Stroke volume (SV)

Answer 14

CO/HR x 1000 = 60 - 100ml/beat

Question 15

Pulmonary vascular resistance (PVR)

Answer 15

80 x (MPAP - PAWP)/CO =

Question 16

Systemic vascular resistance (SVR)

Answer 16

(MAPmmHG - RAPmmHG)/CO L/min = 12.5 - 20 mmHG*min/L

Question 17

Partial pressure of arterial oxygen

PaO2

Answer 17

80 - 100 mmHg

Question 18

Partial pressure of arterial CO2

PaCO2

Answer 18

35 - 45 mmHg

Question 19

Bicarbonate (HCO3-)

Answer 19

22 - 28 mEg/L

Question 20

pH

Answer 20

7.38 - 7.42

Question 21

Arterial oxygen saturation (SaO2)

Answer 21

95 - 100%

Question 22

Mixed venous saturation (SvO2)

Answer 22

60 - 80%

Question 23

Arterial oxygen content (CaO2)

Answer 23

(0.138 x Hgb x SaO2) + (0.0031 x PaO2) = 17 - 20 ml/dl

Question 24

A-V oxygen content difference (C(a-v)O2)

Answer 24

CaO2 - CvO2 = 4 - 6 ml/dl

Question 25

Oxygen consumption (VO2)

Answer 25

200 - 250 ml/min

Question 26

Carbon dioxide production (VCO2)

Answer 26

150 - 200 ml/min

Question 27

P wave

Answer 27

Upright in Lead I, aVF, and V3 - V6
0.11 secs or less
Shape is generally smooth

Question 28

PR interval

Answer 28

0.12 - 0.20 secs

Question 29

QRS complex

Answer 29

0.12 secs or less
0.5mV in standard lead, 1.0mV in a precordial lead.
Max 2.5 - 3.0 mV
V1 - V6: R taller, S smaller. V3-V4 transitional zone

Question 30

ST segment

Answer 30

Isoelectric, slanting upwards to the T wave in Normal

Never normally depressed greater than 0.5mm in any lead

Question 31

T wave

Answer 31

Deflection same as QRS in 5 of 6 limb leads
Normally round and asymmetrical, slower ascent
Upright in leads V2 - V6, Inverted in aVR

Question 32

QT interval

Answer 32

0. 40 secs or less: Males

0. 44 secs or less: Females

Question 33

Inferior Leads

Answer 33

II
III
aVF

Question 34

Lateral Leads

Answer 34

I
aVL
V5 - V6

Question 35

Anterior Leads

Answer 35

V3 - V4

Question 36

Septal Leads

Answer 36

V1 - V2