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dive response lab final

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dive response lab final
Name:_____Sarah Goldammer______________ Date:___10/29/14____________
Provide a copy of your completed data worksheets.

Data Notebook
Table 1. Changes during the Dive Response

Heart
Rate
(BPM)
Pulse
Amplitude

Rest

106.55

0.01631
15 Seconds into the Dive

75

0.02312
End of the Dive

53.73

0.015
30 Seconds after Dive

73

0.054

Table 2. Changes during Breath-holding

Heart
Rate
(BPM)
Pulse
Amplitude

Rest

90

0.016
15 Seconds into Breath-hold

68

0.0219
End of
Breath-hold

66.5

0.0435
30 Seconds after Breath-hold

70

0.065

Table 3. Changes in Peripheral Circulation

Change in Leg Blood Volume
Rest

.74
Dive

.31
Breath-hold

.61

Effects of the Dive Response on Heart Rate and Pulse Amplitude
In the space below, insert a bar graph showing the heart rate and pulse amplitude during rest, 15 seconds into the dive, just before the end of the dive, and 30 seconds after the end of the dive.

Effects of Breath-holding on Heart Rate and Pulse Amplitude
In the space below, insert a bar graph showing the heart rate and pulse amplitude during rest, 15 seconds into the breath-hold, just before the end of the breath-hold, and 30 seconds after the end of the breath-hold.

Changes in Peripheral Circulation
In the space below, insert a bar graph showing the change in peripheral circulation during rest, during the dive, and during the breath-hold.

Conclusions
Answer the following questions in complete sentences.

1. Did the amplitude of your pulse beat change during a dive and/or during a breath-hold?

During the dive the amplitude increased from .0166 to .02312 at 15 seconds into dive suggesting an increase in stroke volume due to decreased heart rate. At the end of the dive the amplitude decreased to .015 and increased after the dive to .054. During the breath holding the amplitude increased at the highest heart rate at rest had the lowest amplitude. While the heart rate decreased over the breath hold the amplitude increased slightly.

2. Did your

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