Health-Related

Question 1

What is aerobic power?

Answer 1

The ability to take up and supply oxygen to the muscles in order to sustain exercise

Question 2

What are the factors which affect aerobic power?

Answer 2

Gender, age, genetics and training

Question 3

How does gender affect aerobic power?

Answer 3

Males have a greater aerobic power, larger hearts lungs and blood volumes than females

Question 4

How does age affect aerobic power?

Answer 4

VO2 maximum peaks at around 25 years of age and declines by 1% per year

Question 5

How does training affect aerobic power?

Answer 5

Athletes are able to increase stroke volume, cardiac output, blood volume and lactate inflection point with training

Question 6

What is body composition?

Answer 6

The ratio of fat-free mass to fat mass

Question 7

What are three main body types?

Answer 7

Ectomorphs, mesomorphs and endomorphs

Question 8

What are the physical features of ectomorphs?

Answer 8

They are thin with little to no muscle or fat

Question 9

What are the physical features of mesomorphs?

Answer 9

They are a medium build and fairly muscular

Question 10

What are the physical features of an endomorph?

Answer 10

They are a large build and mostly fat

Question 11

What are the factors which affect body composition?

Answer 11

Age, gender, fibre type, genetics and energy intake

Question 12

How does age affect body composition?

Answer 12

After 40 years of age, people’s metabolism slows down

Question 13

How does gender affect body composition?

Answer 13

The average male body fat is 15%, whereas the average female body fat is 25%

Question 14

How does fibre type affect body composition?

Answer 14

People with a higher percentage of fast twitch fibres have a lower percentage of body fat

Question 15

What is flexibility?

Answer 15

The ability of a joint to move through its full range of motion

Question 16

What are the factors which affect flexibility?

Answer 16

Joint structure, age, gender, temperature and training

Question 17

How does age affect flexibility?

Answer 17

Flexibility tends to be greatest at ages 8-10

Question 18

How does joint structure affect flexibility?

Answer 18

Ball and socket joints have the greatest flexibility

Question 19

How does temperature and training affect flexibility?

Answer 19

Warming-up and warm air conditions contribute to increased flexibility

Question 20

What is muscular strength?

Answer 20

The force or tension a muscle can exert against a resistance in one maximal contraction

Question 21

What is 1RM?

Answer 21

One repetition maximum applied over a couple of seconds

Question 22

What are the factors which affect muscular strength?

Answer 22

Age, gender, fibre type and fibre recruitment

Question 23

How does age affect muscular strength?

Answer 23

Muscular strength peaks between 25-30 years of age and declines by 1% per year

Question 24

How does gender affect muscular strength?

Answer 24

Males have a greater muscle mass than females due to testosterone levels

Question 25

How does fibre type affect muscular strength?

Answer 25

Fast twitch fibres can generate more strength than slow twitch fibres, because they have greater diameters

Question 26

What is muscular endurance?

Answer 26

The ability of a muscle to continue sustained contractions

Question 27

What are the factors affecting muscular endurance?

Answer 27

Blood flow, training, muscular strength and age

Question 28

How does muscular strength affect muscular endurance?

Answer 28

Greater amounts of muscular strength will lead to greater muscular endurance

Question 29

How does blood flow affect muscular endurance?

Answer 29

If arteries and veins become blocked, than fatigue will occur

Question 30

How does age affect muscular endurance?

Answer 30

It tends to peak between 25-30 years, and declines by 1% per year