Heart Lab

Question 1

Which heart sound? Produced in the beginning of systole when the AV valve closes and the SL valves open

Lub sound

Answer 1

1st heart sound

Question 2

Which heart sound? Occurs after the rapid fillings of the ventricles after the AV valves open

Answer 2

3rd heart sound

Question 3

4 major ausculatory areas

Answer 3

1. Aortic area
2. Tricuspid area
3. Pulmonary area
4. Mitral area

Question 4

Pressure exerted by the blood against the vessel walls

Answer 4

Blood pressure

Question 5

The recording of the vibration sounds

Answer 5

Phonocardium

Question 6

Which heart sound? Occurs at the time of atrial contraction. Do to rush of blood into the ventricles

Answer 6

4th heart sound

Question 7

Which heart sound? Occurs at the end of systole and caused by the closure of the SL valves and the opening of the AV valves

DUB sound

Answer 7

2nd Heart sound

Question 8

Area on the chest where the sounds from each valve can be heard most clearly

Answer 8

Ausculatory area

Question 9

Highest pressure in the artery-produced during the hearts contraction

Answer 9

Systolic BP

Question 10

Normal systolic BP

Answer 10

120 mmHg

Question 11

Most commonly measured BP

Answer 11

Atrial pressure

Question 12

Lowest pressure in the artery-produced during the hearts relaxation phase

Answer 12

Diastolic pressure

Question 13

Normal diastolic BP

Answer 13

80mmHg

Question 14

Pulse pressure formula

Answer 14

SP-DP

Question 15

Normal pulse pressure

Answer 15

40 mmHg

Question 16

Mean BP formulas

Answer 16

DP + 1/3(pulse pressure)

Cardiac output)(total peripheral resistance

Question 17

Cardiac output equation

Answer 17

(Heart rate)(stroke volume)

Question 18

Direct method to measure BP

Answer 18

A cannula is inserted into the artery and BP is measured with a transducer or mercury manometer

Question 19

Indirect method to measure BP

Answer 19

With a stethoscope

Ausculatory and palpatory meathid

Question 20

TPR=

Answer 20

Total peripheral resistance

Question 21

Normal mean BP

Answer 21

96-100 mmHg

Question 22

Normal reflex in response to a cold stimulus

Answer 22

Increase in BP

Question 23

Indirect method where cuff is used and pressure is FELT

Answer 23

Palpatory method

Question 24

Indirect method where cuff and stethoscope are used

Answer 24

Auscultatory method

Question 25

4 phases of sounds heard through the stethoscope as pressure decreases during the auscultatory method

Answer 25

Korortkow sounds

Question 26

Why can children survive longer in cold water than adults?

Answer 26

More dramatic mammalian dive reflex

Question 27

TPR equation

Answer 27

Pulse pressure x HR

Question 28

Normal systolic increase to cold stimulus

Answer 28

10 mmHg

Question 29

Hypertensive systolic increase to cold stimulus

Answer 29

30-40 mmHg

Question 30

Reflex to cold water on the face

Answer 30

Mammalian dive reflex

Question 31

Formula to determine number of steps required to obtain s 2.5 pulse ratio

Answer 31

=S1 + (S2-S1)(2.5-r1)
—————————-
(r2-r1)

                         (Ratio 2 -Ratio 1)

Question 32

Physiological effects of mamalian dive reflex

Answer 32

Decrease human heart rate 10-25%

Peripheral vasoconstriction of capillaries of the extremities

Question 33

Index of physical fitness formula

Answer 33

2(sum of 3 pulse counts in recovery)

Question 34

Test based on the observation that a less fit person will have a higher pulse then a normal person for the same number of steps

Answer 34

Tuttle pulse ratio test

Question 35

Total number of pulse beats counted for one minute

Answer 35

Tuttles pulse ratio

Question 36

Determined by the amount of exercise required to obtain s 2.5 pulse ratio

Answer 36

Cardiovascular efficiency

Question 37

Specific gravity of blood

Answer 37

1.056