Save
Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

ACE PT Ch3

ACE Personal Trainer Study Cards Ch3

QuestionAnswer
What are motive and resistive forces? 1 Motive forces cause an increase in speed or a change in direction. Resistive forces resist the motion of another external force.
What anatomical and physiological factors influence a muscle's ability to create force? 2 The number and size of muscle fibers, fiber type and arrangement, and neurological training and recruitment
Where is your center of gravity? 3 It is generally located at the level of the second sacral vertebra, but it changes from person to person, depending on their build
What are the primary functions of the erector spinae? 4 Trunk extension, hyperextension and lateral flexion.
What are the primary functions of the sartorius? 5 Hip flexion, abduction and lateral rotation. Knee flexion and medical rotation.
What are the primary functions of the rectus abdominis? 6 Flexion and lateral flexion of the spine.
What is the primary function of the adbuctors? 7 Stabilizing the hips and pelvis.
What are the primary and secondary knee flexors? 8 Primary: Hamstrings Secondary: Gastrocnemius, sartorius, gracilis and popliteus.
How are scapular muscles classified? 9 They are classified into two groups according to their location: posterior shoulder girdle and anterior shoulder girdle.
What muscles are used in a push up? 10 Pectoralis major, anterior deltoid, coracobrachialis, subscapularis and the abdominal muscles to stabilize the torso.
Which of the following is the agonist muscle in the leg extension? A. Biceps femoris B. Rectus femoris C. Semitendonosis D. Semimembranosis 11 B. Rectus femoris
An individual comes to you with some weak muscle development in their abdominal and hip extensors. Of the choices listed, what sort of postural problems might this individual be experiencing? A. Sway back B. Kyphosis C. Flat back D. Lordosis 12 D. Lordosis
What is an agonist muscle? 13 Agonist muscle: a muscle that is directly engaged in contraction and opposes the action of an antagonist muscle.
What are stabilizer muscles? 14 Muscles that stabilize one joint so a desired movement can be performed in another joint.
What is kinesiology? 15 The study of the principles of mechanics and anatomy in relation to human movement.
Where are the six external hip rotators located? 16 Beneath the gluteus maximus.
What are the secondary knee flexors? 17 Gastrocnemius, sartorius, gracilis and popliteus.
Name the principles of biomechanics for overload. 18 First, the body position can change from a gravity to anti-gravity position. Second, use various contractions. Third, change the lever arm.
If you lift the medial border of your foot, what is this known as? A. Inversion B. Eversion C. Elevation D. Depression 19 A. Inversion
What is the longest muscle in the body? A. Sartorius B. Semitendonosis C. Semimembranosus D. Rectus femoris 20 A.Sartorius
Created by: icehands
 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards