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52 terms

Health/Fitness Terms

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Acceleration
the rate at which velocity changes in a given amount of time
Aerobic
exercise refers to continuous activity that is of low intensity and lasting up to an hour or more
Agility
is the ability to move the body from one position and direction to another with speed and precision
Alcoholism
a condition associated with addiction to alcohol
Anaemia
a condition where there is a deficiency of red blood cells in the body
Anaerobic
exercise refers to activity that is of high intensity and short duration; that is, lasting up to about three minutes such as sprinting
Analgesics
are medications that relieve pain
Anorexia nervosa
an eating disorder accompanied by a progressive loss of appetite and consequent weight reduction beyond acceptable health levels
Balance
the ability to maintain equilibrium while either stationary or moving
Body composition
refers to the percentage of fat as opposed to lean body mass in a human being
Bulimia nervosa
an eating disorder where large quantities of food are ingested at one time (bingeing) and then purged from the body by self-induced vomiting
Carbohydrates
are compounds consisting of carbon, hydrogen and oxygen
Cardiopulmonary resuscitation
a life sustaining procedure that uses rescue breathing and chest compressions to stimulate blood flow and oxygen delivery when a person has stopped breathing or their heart has stopped beating
Cardiorespiratory endurance
refers to the ability of the working muscles to take up and use the oxygen that has been breathed in during exercise and transferred to muscle cells
Cardiovascular system
a network comprising the heart, arteries, blood and veins that distributes blood containing oxygen and nutrients and collects wastes
Coordination
the ability to harmonise the messages from the senses (such as sight, feel and sound) with parts of the body to produce movements that are smooth, skilful and well controlled
Eccentric
contraction occurs when the muscle lengthens while under tension
Exercise
planned, structured and repetitive bodily movement
FITT
a fitness principle standing for frequency, intensity, time and type
Flexibility
the range of motion about a joint or the ease of joint movement
Force
is the push or pull acting on a body
Synovial joint
one that allows maximum movement
General motion
a combination of angular and linear motion
Isometric contraction
develops when the muscle develop force, but the muscle length does not change
Isometric exercises
are muscular contractions where tension is created in the muscle, but its length remains the same
Mass
refers to the amount of matter in a body
Mental health
the capacity to express our emotions, adapt to a range of demands and to function productively
Minerals
are inorganic salts such as iron, calcium, sodium and phosphorus and are found throughout the body
Motion
the movement of a body from one position to another
Muscular endurance
the ability of the muscles to endure physical work for extended periods of time without undue fatigue
Muscular hypertrophy
relates to an increase in the size of the muscle
Muscular power
the ability to combine strength and speed in an explosive action
Muscular strength
the ability to exert force against a resistance in a single maximal effort
Nutrient
a chemical substance in food that nourishes the body in a specific way
Origin
the muscle's point of attachment to the more stationary bone
Osteoporosis
a condition where bones become brittle due to lack of mineral content
Physical activity
any movement that results in some expenditure of energy
Physical fitness
a set of attributes that people have or achieve that relate to the ability to perform physical activity
Physical health
the wellness of the body and the absence of chronic pain or discomfort
Power
the ability of muscle groups to contract at speed
Proteins
organic compounds that are formed from amino acids and are essential for building and repairing body tissue
Reaction time
the time taken to respond to a stimulus
Repetitions
are the number of times an exercise is repeated without rest
Responsibilities
actions that we must take and tasks we must do
Rights
entitlements that we all have
Set
the number of repetitions done in succession; for example, one set may equal 12 repetitions
Speed
equal to the distance covered divided by the time taken to cover the distance
Sphygmomanometer
is an instrument used to measure blood pressure
Spiritual health
relates to a sense of purpose and meaning in our life, and to feeling connected with others and society
Target heart rate
a predetermined pulse rate to be obtained during exercise and is expressed as a percentage of MHR
Triglycerides
represent the stored form of fat, which is found in adipose tissue - body fat
Vitamins
organic compounds that function to promote growth and maintain health