sports science Flashcards
function of the human skeleton?
the human skeleton gives us support, the ability to move, protects our organs and stores minerals.
hinge joint?
found in the fingers, toes, knees, elbows and ankles
hinge joints allows bones to move back and forwards.
ball and socket joint?
found in the shoulders and hips
ball and socket joints allow backward, forward, sideways and rotating movement.
gliding joint?
found in the neck, wrists and elbows
composed of two smooth surfaces that glide over each other, allowing limited movement.
pivot joint?
found in the neck, wrists and elbows
freely moveable joint.
what is an antagonistic muscle pair?
an antagonistic muscle pair is a pair of muscles that work together but in opposite ways. while one muscle contracts, the other relaxes and vice versa.
example of antagonistic muscle pair?
the elbow is moved by either your bicep contracting or your tricep contracting.
names of the muscles in a antagonistic muscle pair?
contracting muscle: agonist
relaxed muscle: antagonist
malnutrition definition?
poor diet resulting in poor health. Malnutrition can be caused by not eating enough, not eating enough of the right food or eating too much. Examples of malnutrition are obesity, anorexia and deficiency disorders.
drug definition?
a medicine that can have a physiological effect when ingested
What are the effects of sedatives?
Feeling of relaxation, Reduced anxiety, Lightheadedness/ drowsiness
what are the effects of stimulants?
Increased heart rate, Increased brain activity, increase attention and energy
what are the effects of hallucinogens?
Altered state of consciousness, Hallucinate, State of euphoria
what are the effects of painkillers?
Make you feel sleepy, Feeling of pleasure, Help you keep moving
What does CORMS stand for?
C - Change (independent variable)
O - Organism
R - Repeat (reliability)
M - Measure (how will you measure the dependent variable)
S - Same (control variables)
