Chapter 1
The study of the neural, physical, and behavioral aspects of movement.
Motor control
List the 5 functions of the skeletal system.
Structural support, movement, protection, mineral storehouse and blood cell production
In the stability-mobility continuum, joint stability provides resistance to _________
dislocation
What does elasticity mean regarding muscle?
Return to shape after force removed
Muscles that actively produce or control a single joint movement or maintain a single joint position.
Agonist
What is another name for striated muscle?
Skeletal muscle
What makes up the axial skeleton?
Skull, spinal column and thoracic cage.
What is structural congruity in simpler terms?
"Bony fit"
Describe concentric, isometric, and eccentric contraction.
Shorten, no movement, lenthen
Muscles acting against a movement or position.
Neutralization
What is the SAID principle?
Specific Adapatation to Imposed Demands
The lower leg is made up of which 2 bones? And which is medial and which is lateral?
Fibula (lateral) and tibia (medial)
In general, joints with high _________ have low _________; conversely, joints with low _______ have high __________
stability, mobility
Stability, mobility
What is an example of a multipennate muscle?
Deltoid, subscapularis, and pectoralis major.
What is an example of a kinematic assessment?
Cinematography, videography, VR or motion sensors
This cartilage reduces friction at stress points in the body. Found near joints, ligaments, and tendons, and in intervertebral discs
Fibrocartilage
What makes up the appendicular skeleton?
Pectoral (shoulder) girdles, upper limbs, pelvic girdle, lower limbs
Pivot joint
Provide an example of simultaneous linear and angular motion.
The flight of a thrown softball, for example, consists of linear motion (the curved path, or arc, of the ball) and angular motion (the ball’s spin).
What is an example of a kinetic assessment?
Force platform, isokinetic dynamometry.
This term describes the opposite side of the body. ___________ side.
Contralateral Side.
What are the regions of the spinal column, and how many vertebrae are in each?
Cervical = 7, thoracic = 12, lumbar = 5, sacrum = 5 fused, coccyx = 3-5
List the 5 structural elements common to all synovial joints
1. Synovial joint cavity/space
2. Fibrous joint capsule
3. Synovial membrane
4. Synovial fluid
5. Articular cartilage (hyaline)
List 3 of the 6 force factors
Magnitude, location, direction, duration, fequency, variability and rate.
What is step 3 and 4 of the muscle control formula?
Identify the type of muscle contraction and identify the plane of movement.