Unit 5 Flashcards
What is the WHO definition of ‘health’?
A state of complete physical, mental and social wellbeing and not merely the absence of disease or infirmity.
How can smoking affect your health?
Lung cancer, heart disease and chronic bronchitis.
Give an example of performance enhancing drugs?
Anabolic steroids.
What does fitness mean?
Good health or good condition, especially as the result of exercise and proper nutrition.
What does exercise mean?
Activity that requires physical or mental exertion, especially when performed to develop or maintain fitness.
Give 4 good exercise habits?
Walk instead of driving
Ride a bicycle as a form of transport.
Use stairs instead of lifts
Try to walk for at least part of a journey
What are 4 benefits to be gained from living a healthy life?
Improving body shape
Relieving stress and tension
Toning up your body and improving posture.
Improve basic levels of strength, stamina and flexibility.
What are the normal short term effects of exercise?
Increased heart and breathing rate
Increased body temperature
Reddening of your skin
Tiredness
What is the role of the skeletal system? (5 points)
Movement at joints Support for muscles and vital organs Shape for maintaining our basic body shape Protection Blood cell production in the bone marrow
What types of bones are there? (SLIF)
Short
Long
Irregular
Flat
What are 3 types of joints?
Hinge
Ball and socket
Pivot
What are tendons?
Strong, non elastic cords that join muscles to the bone.
What is cartilage?
Tough but flexible tissue that acts as a buffer between the homes at joints.
What are ligaments?
Bands of fibre attached to the bones that link the joints.
What are the three types of movement at joints?
Freely moveable joints
Slightly moveable
Immovable
What are he five types of movement?
Flexion (decreasing of an angle at a joint)
Extension
Abduction (movement of a bone or limb away from the midline of the body)
Addiction (adding to the midline )
Rotation
What is articulation?
A moveable joint between inflexible parts of the body.
How is the muscular system linked to the skeletal system?
Allow movement to occur.
What are the three types of muscles?
Skeletal
Cardiac
Involuntary
What are Skeletal muscles?
Muscles that are under your conscious control
What are cardiac muscles?
Involuntary muscles that work automatically and constantly. In the heart
What are involuntary muscles?
Found in walls of intestines and blood vessels, keep contracting to allow crucial body functions to continue.
What is the antagonist?
The muscle that relaxes to allow a movement to take place.