Training And Exercise Perscription Flashcards
1
Q
Normal adaptations to training
A
Increased sv
Increased lv chamber volume- eccentric
Increased lv muscle mass - concentic
Increased plasma volume
2
Q
La places law
A
T = (p x r) / m
3
Q
Myocardial O2 consumption
A
Tension development
Myocardial contractility
Heart rate
4
Q
What causes growth
A
Hormones
Mechanical
5
Q
What hormones cause growth
A
NE and epinephrine Renin-angiotensin aldosterone Gh Igf Thyroid hormone
6
Q
Pathological hypertrophy
A
Lv hypertrophy chronic overload
7
Q
Overall for clinical patients
A
Increased stroke volume 0-18% Increased blood volume 6-10% Myocardial hypertrophy Improved contractile force Increased ejection fraction Increased HR variability Partial regression of vascular stenosis
8
Q
Contractility function
A
Normal length myocyctes contract better
9
Q
Rest
A
Small decrease in heart rate
10
Q
Changes in exercise
A
Increased in Max sv Decreased in submax HR Decreased sbp Decreased mvo2 demand Increased a-v difference
11
Q
General
A
Increased peak vo2 10-50%
Increased total exercise capacity 18-35%
Increased angina threshold 10-20%
12
Q
Exclusion
A
Unstable angina Resting s BP over 200 or dbp over 110 Uncontrolled tachycardia Resting st depression Uncontrolled atrial or ventricular arrythmias Aortic stenosis Febrile illness Recent embolism
