pe Flashcards
Fitness
The ability to meet demands of the environment
Health
A state of complete physical, mental and social well being
Elite stage
Olympic, international competitions , commonwealth games
Performance stage
Sports clubs, inter club leagues , local and regional coaching
Participation stage
Sports clubs and leisure centres
Foundation
Pe and core pe
Resources
Location
Availability
Time
Access
Image
How well it is presented in the media
Clothing of the sport
Health and well being
Good health will be more motivated to take part in sport
Short term illnesses can prevent us from taking part
Long term Illnesses can make it very difficult to continue
Socio economic
Cost- equipment
Membership
Clothing
Status- people may want to take part if they think it has a good status eg golf
People
Family
Peers
Role models
Culture
Disability
Race
Age
Gender
5 components of health
Cardio vascular fitness Muscular endurance Flexibility Muscular strength Body composition
Exercise
A form of physical activity which maintains or improves health and physical fitness
Performance
How well a task is completed
Muscular strength
The amount of force a muscle can exert against a resistance
Cardiovascular fitness
The ability to exercise the entire body for long periods of time
Body compostion
The percentage of body weight that is fat, muscle and bone
Muscular endurance
The ability to use the voluntary muscles many times without getting tired
Flexibility
The range of movement possible at a joint
Uses of anabolic steroids
- Promotes Bone and muscle strength
- Allows to train harder for longer so increasing strength and power
- speed up recovery time
- increases protein synthesis helping to develop lean muscle mass
Side effects of anabolic steroids
- liver damage
- heart attack/stroke
- high blood pressure
- skin problems
- deepens voice
- grow facial hair
- women can become infertile
- men can become impotent
Uses of stimulants
- reduces tiredness so can train for longer
- stimulates the nervous system and makes people more alert
- suppresses appetite
- increases aggression
- delays effect of Latin acid on the body
Side effects of stimulants
- more irritable
- unable to sleep
- high blood pressure
- irregular/faster heartbeat
- addictive qualities
Uses of narcotic analgesics
- found in heroin, morphine, methadone
- reduces sensation in the central nervous system
- helps pain relief to enable athletes to return to sport quicker
- masks original injury and could make it worse
- injected straight into blood stream causing immediate effects
- can be addictive
Side effects of narcotic analgesics
- loss of concentration
- loss of balance
- loss of coordination making sport dangerous
Diuretics
- main Function is to remove excess water in the body
- rapid water loss=rapid weight loss
- used by boxers,jockeys, body builders to make the weight
- speeds up the work of kidneys by producing more urine
- act as a masking agent- hides the presence of other substances
Side effects of diuretics
- extreme dehydration
- dizziness
- muscle cramps
- headaches
- fatigue
- possible kidney failure
Beta blockers
- has a calming effects
- controls heart rate
- reduces anxiety
- increases chances of winning
- used in sports such as darts,snooker,archery
Side effects of beta blockers
- slows heart rate
- lowering of blood pressure
- sleep disturbances leading to tiredness
What are petrified hormones
A synthetic substance this mimics natural hormones in the body
Examples are human growth hormone and epo
Human growth hormone
- acts like a steroid
- develops muscle growth
- reduces tiredness
- speeds up recovery time from training and injury
Side effects
- irregular heartbeat
- high cholesterol
- increased risk of diabetes
- increased risk of heart attack or stroke
- thickens blood effecting circulatory
Epo
Promotes the production of red blood cells therefore increasing the amount of oxygen
More oxygen=more energy to the working muscles