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407 > BPK 407 LABORATORY REVIEW > Flashcards

BPK 407 LABORATORY REVIEW Flashcards

1
Q

General Principles:

Identify sources of error (you will not have to do an error calculation for either the theory or the lab exam).

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2
Q

General Principles:

Differentiate between random and systematic errors.

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3
Q

General Principles:
Differentiate between the different properties of physiological instruments (for example, linearity, stability, frequency response, etc.)

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4
Q

General Principles:

Understand how electric current flows, and how one can operate electrical devices safely.

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5
Q

General Principles:

Describe steps that can be taken to reduce 60 Hz interference when recording physiological signals from human subjects

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6
Q

General Principles:

Describe the purpose of obtaining a subject’s informed consent.

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7
Q

Lab 1 Electrocardiogram:
What is the purpose of the right leg electrode? Does the EKG machine have a single ended amplifier or a differential amplifier?

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8
Q

Lab 1 Electrocardiogram:
Be able to interpret a diagram showing the configuration of electrodes for a specific lead, and relate this diagram to the direction of current flow in the heart. You should know the configuration of electrodes which comprise each lead.

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9
Q

Lab 1 Electrocardiogram:
Be able to recognize any of the technical problems or abnormalities described in the Lab Manual. Be able to describe the cause of each problem/abnormality. Be able to make an appropriate response when presented with each problem/abnormality (Exercise 1).

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10
Q

Lab 1 Electrocardiogram:
Calculate mean electrical axis of the heart, and list and briefly describe factors which will alter the axis (Exercise 3)

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11
Q

Lab 1 Electrocardiogram:

Calculate heart rate - from chart speed and from table.

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12
Q 
Lab 1 Electrocardiogram:
Calculate 
- P-R interval
- Q-T interval
- QRS amplitude (peak to peak)
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13
Q

Lab 1 Electrocardiogram:

Understand what electrical and mechanical events in the cardiac cycle correspond to each of these.

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14
Q

Lab 2 ECG and HRV:

Determining the time intervals on each ECG/Pulse cycle

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15
Q

Lab 2 ECG and HRV:

Calculate, the average beat period (sec/beat), heart rate (beats/min) and R-Pulse interval (Exercise 2)

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16
Q

Lab 2 ECG and HRV:

Determine heart rate variability in a resting individual (Exercise 3)

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17
Q

Lab 3 Blood Pressure:

Plot data as a calibration curve

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18
Q

Lab 3 Blood Pressure:

Make an appropriate decision regarding whether and how to use a particular aneroid manometer based on calibration data

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19
Q

Lab 5 Electromyography:

Determine the relationship between EMG activity and grip strength in a subject (Exercise 1).

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20
Q

Lab 5 Electromyography:
Determine the relationship between the strength and length of contraction time (fatigue) of a muscle using EMG activity (Exercise 2).

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21
Q

Lab 5 Electromyography:

Describe the advantages and disadvantages of surface and needle electrodes

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22
Q 
Lab 5 Electromyography:
• Define each of the following:
- rectification
- true mathematical integration
- band pass filter
- common mode rejection
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23
Q

Lab 6 Pulmonary Function:

Interpret the results of pulmonary function tests

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24
Q

Use the AEI Technologies Oxygen Analyzer and the Vacumed Carbon Dioxide Analyzer to measure end tidal O2 and CO2 gas fractions. Convert gas fractions into partial pressures given barometric pressure (Exercise 4)

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25
Q

Lab 7 Aerobic Power
Calculate oxygen uptake given the following information:
- barometric pressure
- ambient temperature
- vapor pressure of water at ambient temperature (you may have to look
this up on a table provided)
- inspired and expired fractions of O2, CO2 and N2
- volume of air inspired or expired (liters/min) in ATPS or STPD

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26
Q

Lab 7 Aerobic Power:
Draw and label a block diagram of the experimental apparatus used to measure oxygen uptake with both the manual and the automated methods.

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27
Q

Lab 7 Aerobic Power:
Describe the differences between the experimental apparatus and methodologies associated with the automated and the manual methods for measuring oxygen uptake. Describe sources of error in each method.

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28
Q

Lab 7 Aerobic Power:
Describe the characteristics (e.g., progressive work rate, specific to muscle groups trained, etc) of an appropriate test for measuring maximal O2 uptake

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407 (26 decks)

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