At rest

XSIQ
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Physical Education - At rest

'At rest' changes due to exercise

View the video about heart rates and individual differences.

* an increase in the size of the left ventricle [1] is seen (this takes
at least 1 year of intense training before noticeable change is seen)

Ventilation: [2]

* fewer breaths are required for the same amount of air as a result of
decreased residual volume/increased inspiratory reserve volume and vital
capacity [3]

* increases in both the concentration of haemoglobin and total blood
volume

* increases

Capillary density: [4]

* an increase is seen in the capillary density at the muscular level;
slight increases in muscular hypertrophy are also seen

* decreases in blood cholesterol [5], LDL [6]and triglycerides [7]

* HDL [8] (high density lipoproteins - the "good" fat)

Blood pressure: [9]

* both systolic and diastolic pressure decrease

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Links:
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[1] http://alison.com/#
[2] http://alison.com/#
[3] http://alison.com/#
[4] http://alison.com/#
[5] http://alison.com/#
[6] http://alison.com/#
[7] http://alison.com/#
[8] http://alison.com/#
[9] http://alison.com/#