Biomechanics
A push or a pull applied to a body or system
What is the definition of force?
Vitamin D
Which micronutrient is critical for bone absorption?
The only shoulder internal rotator of the rotator cuff group
What is subscapularis?
The medial ligament at the ankle
What is the deltoid ligament?
Lateral bending
What is the primary movement in the thoracic region?
The balance point of an object at which it stays in equilibrium
What is the center of gravity (COG)?
Two factors that influence bone health
What are exercise and nutrition?
Protects the elbow from valgus stresses
What is the role of the ulnar collateral ligament (UCL)?
The muscle that crosses the thigh diagonally
What is the sartorius?
Cervical and lumbar
Which curves of the spine are lordotic?
This type of lever provides the most mechanical advantage (force)
What is the advantage of a second-class lever?
A type of synovial joint that allows for rotational movement around a single axis
What is a pivot joint?
8
How many carpal bones do we have?
Knee flexion and hip extension
What are the common actions of the hamstring muscles?
The articulation between C1 and C2
What is the atlanto-axial joint?
A force that causes rotation around an axis
What is torque?
A contraction that involves no visible joint movement but still generates force
What is an isometric contraction?
What is the location of the annular ligament?
Excessive traction forces on the tibia
What causes medial tibial stress syndrome (shin splints)?
24
How many moveable vertebrae do we have?
The perpendicular distance between the line of force and the axis of rotation
What is the moment arm?
Optic nerve
What is cranial nerve II?
10-15 degrees
What degree range for the cubital angle is considered normal in females?
The 3 structures injured with a "Terrible Triad"
What are the ACL, MCL and medial meniscus?
Stress fracture of a vertebra
What is spondylolysis?