Lecture 3 - Components of Physical Fitness Flashcards

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1
Q

What are the 5 components of fitness and define them?

A

Cardio-respiratory fitness, flexibility, muscular strength, muscular endurance, body composition

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2
Q

What is densitometry?

A

hydrostatic weighing - a method of determining body composition that involves weighing the individual both on land and in a tank of water
BASED ON MASS/VOLUME RATIO

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3
Q

What are some anthropometric methods

A

Skinfold measurements
waist to hip circumference
BMI

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4
Q

What is the purpose of the skinfold test?

A

it estimates body fate based on the fact that over 50% of the body fat lies just beneath the skin (subcutaneous)

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5
Q

What is the purpose of the waist to hip circumference?

A

a high waist to hip ratio indicates high risk of disease i.e. hypertension, type 2 diabetes, high cholesterol

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6
Q

What are the desirable levels of body fat? and what do they relate to?

A

Males - 13-18% [borderline obesity - 25%]
Females - 20-26% [borderline obesity - 30%]
these relate to the potential of chronic diseases

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7
Q

What does the BMI measure, what are pros and cons?

A

it measures the ratio of body weight (kg) to height (m)
PROS: useful for describing populations; not a diagnostic tool
CONS: old school; body-builder of pregnant woman does not accurately describe; there is an assumption of where increase in height, it assumes increase in fat

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8
Q

What are the fitness components important for sports

A

Speed; Power; Balance; Co-ordination; Agility

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