Blankenship
Blair
Barlow
Eagler
Radack
100
This position has the LEAST joint congruency and GREATEST degree of joint separation?
Loose pack position
100
The moment arm is the perpendicular distance between the ___ and the ___.
Line of force and axis of rotation
100
This segment is fixed in an open chain movement?
Proximal segment
100
Forces can create __ motion, while torque can create __ motion.
Linear, rotatory
100
What are the 3 requirements for there to be a torque?
Force, Distance (moment arm), and an axis of rotation
200
True/False: An increase in temperature will decrease the tissue resistance to stretch.
True
200
This class of lever has the greatest mechanical advantage?
What is a second class lever
200
How many Degrees of Freedom does an Ellipsoidal joint have?
Two
200
Tendons and Ligaments are examples of which type of collagen?
Type 1
200
Which type of force involves two compressed objects that slide past each other in opposite directions?
What is a shear force
300
Moving from A to B what muscle is active and what type of muscle contract occurs at the elbow?
A. B
Triceps, concentric
300
What is the measure of the % change in length of a tissue?
Strain
300
When moving from A to B what arthrokinematics occur in the elbow joint?
A. B
Roll and slide in the same direction
300
What is an example of a plane joint?
facet joints, AC joint, CMC joints (II-V), intercarpals/intertarsals
300
According to Wolff’s Law, bone formation will occur in areas of ___ stress
High
400
As force of muscle increases, velocity decreases. This describes the force-velocity relationship for what type of muscle contraction.
Concentric
400
Muscle length where tension or force production is limited due to excessive overlap of actin-myosin.
Active insufficiency
400
Comparing A to B, which position has a greater external torque at the hip?
A. B.
What is B
400
For a patient who has been squatting to a 24 inch chair, would the external torque at the knee increase or decrease if they moved to squatting to a 20 inch chair?
Increased
400
In the front plank/pushup position, what internal torque is required to maintain equilibrium in the lumbar spine?
Trunk flexor torque
500
When moving from A to B what type of internal torque is needed at the hip?
A. B
Hip flexor internal torque
500
When moving from A to B what type of muscle contraction occurs and what muscles would perform it?
A. B
Eccentric hamstrings
500
Flexion and extension of the shoulder occur in what plane around what axis of rotation?
Sagittal plane, medial-lateral axis of rotation (frontal is accepted)
500
According to a recent survey of 100 renowned kinesiologist, the most important daily human movement is? (Dr. Blankenship agrees with the results)
The squat!
500
Complete the following quote from a famous PT:
"you can have a force without a torque, but.........
You can't have a torque without a force!