muscle that works opposite the agonist to return the joint to its initial position.
antagonist
Which is a performance-related (skill-related) fitness component?
reaction time
What upward movement of the shoulders called?
elevate; elevation
No change in the length of the muscle; muscle generates force without changing length.
isometric
What percentage of values is normally distributed within + or - 1 standard deviation of the mean.
68%
During the down phase of the squat, the quadriceps are in which contraction?
eccentric
DOMS can be brought on by which type of muscle contraction?
eccentric contraction
What do error bars on a graph represent?
variability
Movement of the ankle elevating the sole (digging the heel).
dorsiflexion.
Name the 3 planes of movement.
sagital, frontal, transverse
Which component of fitness can best be defined as being able to "move and change direction and position of the body quickly and effectively while under control"?
agility
muscle that causes the movement.
agonist (prime mover)
A two-tailed t-test is conducted. Degrees of freedom are 25 and the level of confidence is .05 What is the critical value?
2.060
Power is the combination of force and speed.
TRUE OR FALSE
What movement is the wrist moving into a palm up position?
supination
Muscle is contracting while lengthening.
eccentric contraction
Name the letter 'F' labeled in the picture.
motor end plate
Which type of muscle fiber is depicted in the picture?
type 2(a)
Describes muscles on one side of a joint relaxing while the other side is contracting.
reciprocal inhibition
What is one way you can prevent DOMS?
progress slowly
Name the number '3' labeled in the picture.
nucleus
Moving a part around an axis. Ex. twisting from side to side.
rotation
What does DOMS stand for?
Delayed Onset Muscle Soreness
What is this process called?
sliding filament theory
Name the number '1' labeled in the picture.
dendrite
Contraction that causes the muscle to change length as the load remains the same. Results in 2 different changes in the muscle.
isotonic (concentric and eccentric)
When the ankle rolls outward, this is called.
inversion
Name the 6 types of synovial joints.
gliding, hinge, pivot, condyloid, saddle, ball and socket
Your experience on this site will be improved by allowing cookies.