KIN 170 Test #4
Study online at https://quizlet.com/_i0nohl
1. It is important to identify the reference systems when communicating the an-
gular position in space. Relative angle reference systems can be set according
to anatomical position or what Dr. Mercer called, 'Word on the Street'.
If you choose 'Word on the Street' position as a reference system, joint angles
are ___.
A. Joint angles are set at 0 degrees
B. Flexion angles are decreasing
D. Joint angles are set at 180 degrees
A&C
B&D
C. Flexion angles are increasing: B & D
2. When measuring a right knee angle, you are required to use anatomical
position as a reference system.
True
False: False
3. Choose all of the correct descriptions of an absolute angle.
A. Called a joint angle
B. Between a fixed reference point & anatomical segment
C. Both segments can move
D. called a segment angle: B&D
4. Osteoporosis is the loss of bone tissue
True
False: True
5. Muscle atrophy is the loss of muscle tissue.
True
False: True
6. Associate Dean Dufek's area of research in Biomechanics:
A. Tactical Strength & Conditioning
B. Childhood obesity and asthma
C. Lower extremities
D. Neuroscience
E. Physical Therapy: C
, KIN 170 Test #4
Study online at https://quizlet.com/_i0nohl
7. Forces are the result of kinematics.
True
False: False
8. Force will cause an acceleration of the object, but the acceleration the object
is dependent in part on the ___ of the object. This is explained by ___.
A. mass; Newton's Third Law
B. velocity; Newton's First Law
C. None of the answers are correct.
D. mass; Newton's First Law
E. velocity; Newton's Second Law: C
9. What is F=ma?: F=force m=mass a=acceleration
10. When analyzing the forces acting upon an object, biomechanists break the
forces into components into one dimension at a time.
False
True: True
11. If we look at an object sliding across a table, we know that that object will
eventually come to a stopped position. That is because of a force named:
A. The Law of Distance
B. The Law of Displacement
C. Friction
D. Curvilinear motion: C
12. Torque is ____ and is represented by____.
A. a vector; velocity and acceleration
B. a vector; magnitude and direction
C. scalar; velocity and acceleration
D. scalar; magnitude and direction: B
13. If a torque tends to cause ___ motion, we consider that a ___ torque.
A. Clockwise; positive
B. Clockwise; negative
C. All of the answers are correct.
D. Counterclockwise; negative
E. None of the answers are correct: B
Study online at https://quizlet.com/_i0nohl
1. It is important to identify the reference systems when communicating the an-
gular position in space. Relative angle reference systems can be set according
to anatomical position or what Dr. Mercer called, 'Word on the Street'.
If you choose 'Word on the Street' position as a reference system, joint angles
are ___.
A. Joint angles are set at 0 degrees
B. Flexion angles are decreasing
D. Joint angles are set at 180 degrees
A&C
B&D
C. Flexion angles are increasing: B & D
2. When measuring a right knee angle, you are required to use anatomical
position as a reference system.
True
False: False
3. Choose all of the correct descriptions of an absolute angle.
A. Called a joint angle
B. Between a fixed reference point & anatomical segment
C. Both segments can move
D. called a segment angle: B&D
4. Osteoporosis is the loss of bone tissue
True
False: True
5. Muscle atrophy is the loss of muscle tissue.
True
False: True
6. Associate Dean Dufek's area of research in Biomechanics:
A. Tactical Strength & Conditioning
B. Childhood obesity and asthma
C. Lower extremities
D. Neuroscience
E. Physical Therapy: C
, KIN 170 Test #4
Study online at https://quizlet.com/_i0nohl
7. Forces are the result of kinematics.
True
False: False
8. Force will cause an acceleration of the object, but the acceleration the object
is dependent in part on the ___ of the object. This is explained by ___.
A. mass; Newton's Third Law
B. velocity; Newton's First Law
C. None of the answers are correct.
D. mass; Newton's First Law
E. velocity; Newton's Second Law: C
9. What is F=ma?: F=force m=mass a=acceleration
10. When analyzing the forces acting upon an object, biomechanists break the
forces into components into one dimension at a time.
False
True: True
11. If we look at an object sliding across a table, we know that that object will
eventually come to a stopped position. That is because of a force named:
A. The Law of Distance
B. The Law of Displacement
C. Friction
D. Curvilinear motion: C
12. Torque is ____ and is represented by____.
A. a vector; velocity and acceleration
B. a vector; magnitude and direction
C. scalar; velocity and acceleration
D. scalar; magnitude and direction: B
13. If a torque tends to cause ___ motion, we consider that a ___ torque.
A. Clockwise; positive
B. Clockwise; negative
C. All of the answers are correct.
D. Counterclockwise; negative
E. None of the answers are correct: B
