Basic terms

1. When the distal segment of the extremity is free to move in space the kinematic chain is….
4. Muscle contractions where the joint does not move
6. Muscle contractions which move the joint, and change the length of the muscle
8. When the extremity is in contact with an immobile surface the kinematic chain is…
10. The axis that runs from superior to inferior perpendicular to the transverse plane
13. Muscle action that shortens the muscle
14. The plane that divides the body from side to side, into upper and lower parts
15. The plane that divides the body from top to bottom, into left and right sides
16. The plane that divides the body from top to bottom, into front and back

2. When the gravity acts on the body (part) in the same direction and magnitude throughout the movement
3. The axis that runs from anterior to posterior perpendicular to the frontal plane
5. The axis that runs from medial to lateral perpendicular to the sagittal plane
7. The prime mover [the muscle that contracts] is called a…
9. Muscle activity that lengthens the muscle
11. The opposite muscle to the prime mover is called the…
12. The muscle that assists in the movement is called a…