Little Parts Yr12

Question 1

Sympathetic heart rate

Answer 1

Increases the heart rate

Question 2

Parasympathetic nervous system

Answer 2

Slows heart down

Question 3

Av02 difference

Answer 3

Difference in oxygen content of blood between arterial and venous blood

Question 4

Factors effecting av02 difference

Answer 4

Training status
Cardiac output

Question 5

Muscle spindles role in pnf

Answer 5

Relay message to cns to delay stretch reflex to achieve greater ROM

Question 6

Plantar flexion

Answer 6

Pointing your toes away from your body (downwards)

Question 7

Dorsi flexion

Answer 7

Involved pointing toes towards leg (upwards)

Question 8

Indirect calometry

Answer 8

Measures energy expenditure by measuring respiratory gases and number of calories burned

Question 9

Respiratory exchange ratio

Answer 9

Measures the c02 output to oxygen intake

Question 10

What is an open skill

Answer 10

A skill performed in a constantly changing environment e.g cricket batsman

Question 11

Closed skill

Answer 11

Skill that is not affected by the environment (habitual) e.g high jump

Question 12

Simple skill

Answer 12

Low perceptual load
Few stimuli
Swimming

Question 13

Complex skill

Answer 13

Many stimuli
High perceptual load
High decisions
Batsman cricket

Question 14

Whole practice

Answer 14

Skill/movement is taught all in one peice

Pros- used for skills that can’t be broken down
-save time
Cons- not suited to cognitive

Question 15

Part practice

Answer 15

Coach breaks a skill down and teaches it before bringing it all together again

Question 16

Progressive part practice

Answer 16

Teaching different parts of the skill and brining these all together to create a complete skill

Question 17

Whole part whole practice

Answer 17

Performing the movement as a whole then breaking it down to then perform it again

Question 18

Fixed practice

Answer 18

Same movement practiced over and over again and the environment doesn’t change

Question 19

Variable practice

Answer 19

Repeating a skill in changing environment

Question 20

Plyometrics

Answer 20

Extending max force in short bursts of time to build power

Box jumping

Question 21

Lactate sampling

Answer 21

Involves measuring concentration of lactic acid in the blood

Question 22

Distributed practice

Answer 22

Also known as spaced repition where practice is broken up into short sessions over long period of time

Question 23

Creatine

Answer 23

Increases Pc stores for increased ability to train at a high intensity for longer

Although

Weight gain through water retention

Question 24

Sodium bicarbonate

Answer 24

Neutralises lactic acid and delays OBLA

Although

Stomach aches and diarrhoea

Question 25

Caffeine

Answer 25

Stimulant that increases alertness and reaction time, also preserves glycogen stores Although Diuretic and can cause insomnia

Question 26

Glycogen loading

Answer 26

Increased energy therefore longer to reach exhaustion increased endurance Although Can lead to lethargic behaviour

Question 27

Sleep role in recovery

Answer 27

Supports release of growth hormones essential in muscle repair and growth Bad sleep can cause poor performance