keywords Flashcards
bronchitis
inflammation of the air passages between the nose and the lungs
prescription drugs
drugs that cannot be bought over the counter but only with a doctor’s prescription
performance-enhancing drugs
a type of unlawful drug that can help to improve sporting performance
athlete’s foot
a fungal infection between the toes
fitness
good health or good condition, especially as the result of exercise and proper nutrition
exercise
activity that requires physical or mental exertion, especially when performed to develop or maintain fitness
sedentary
sitting down or being physically inactive for long periods of time
joint
a connection point between two bones where movement occurs
synovial
where bony surfaces are covered by cartilage, connected by ligaments with a joint cavity containing synovial fluid
articulation
a movable joint between inflexible parts of the body
origin
the end of the muscle attached to the fixed bone
insertion
the end of the muscle attached to the bone that moves
prime mover
the muscle that initially contracts to start a movement, also know as the ‘agonist’
antagonist
the muscle that relaxes to allow a movement to take place
concentric
when the muscle shortens (it also tends to bulge, such as the biceps in the arm)
