Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/39

Click to flip

39 Cards in this Set

  • Front
  • Back
Muscles can only ____ they do not ____.
Pull, Push
What is an agonist?
a muscle which contracts to produce a given action.
What is an antagonist?
the muscle which contracts to produce the opposite action.
Name the 3 types of muscles.
Cardiac, smooth, and strained.
Explain the role in stretch reflex.
When a muscle is stretched, there is a reflexive contraction of the muscle following the stretch.
explain the strethc reflex.
It is a protective mechanism that can prevent overmovement of a joint. But it is also a major block to achieving flexibility.
Explain the Golgi response
senstive to pressure caused by pull on the tendon.
Stronger muscles are more____ than weaker muscles.
Compact
muscles can always be_________.
Changed
Range of motion in space is determined by________.
Space
What is Dynamic Strength?
Coordination and muscular stregnth combined.
Muscles can only ___; they do not___
Pull, push
Muscles ___ in the center and pull equally on both ends.
contract
The action of a muscle on a joint will be determined by the attachments and the___of the muscle
Path
Muscles must oppose gravity to produce movement or____ a postition.
Maintain
Three types of contraction are possible in opposing gravity.
Shrotening, static, Lengthening.
Explain the shortening contraction.
Force greater than restance
Explain The Static contraction
Force equal to the resistance
Explain the lengthening contraction
Force less than the restance.
anterior muscles_____ the neck.
Flex
Posterior muscles ____/___
extend/hyperextend
Lateral muscles _____ flex
Laterally
Give an example of Irene dowds trunk stabalization.
Crazy fish, supine, sphinx
What happens in the last 2/3 of a sit up?
Hip flexors take over
anterior muscles ____ the knee
extend
Posterior muscles___ the knee
Flex
Rotary action depends on the line of ___ between attachments.
Pull
The knee is the most____ joint
Complex
The knee is protected when muscle and ____ is balanced.
Flexibility
which muscles protect which ligaments?
anterior protect the posterior cruciate ligaments, lateral protects lateral & medial w/ medial
Anterior muscles ___ the hip
flex
Posterior muscles______ the hip
extend
Superior muscles ____
abduct
inferior muscles ____
adduct
Rotation is more _______
complex
What does the Iliofemoral ligament do (y ligament)
Restricts movement to rear and inward rotation
when the knee is bent the ___ & -____ ___ are working
Sartorius and rectus femoris
When the knee extends the ___ and____ take over
Psoas, Iliacus
what is PNF?
Perception of momvement nerve to muscles made easier aka proprioceptive neuromuscular facilitation.