Biomechanics MCQs

Biomechanics MCQs

Answer these Biomechanics MCQs and assess your grip on the subject of Biomechanics.
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1: Scapulohumeral rhythm involves ____ of the scapula and ____ of the humerus.

A.   Downward rotation; extension

B.   Downward rotation; abduction

C.   Upward rotation; abduction

D.   Abduction; adduction

2: Which of the following best defines biomechanics?

A.   The study of biological organisms and their functions

B.   The study of mechanical principles applied to living organisms and their movement

C.   The study of cellular processes within the human body

D.   The study of genetic and molecular interactions in organisms

3: Which branch of biomechanics focuses on the forces and loads experienced by the human body during physical activity?

A.   Clinical biomechanics

B.   Sports biomechanics

C.   Orthopedic biomechanics

D.   Cellular biomechanics

4: What is the purpose of motion analysis in biomechanics?

A.   To study the biochemical reactions in cells

B.   To measure and analyze the movements of the human body

C.   To examine the genetic makeup of organisms

D.   To investigate the electrical activity of muscles

5: Which of the following technologies is commonly used for motion capture in biomechanics research?

A.   Magnetic resonance imaging (MRI)

B.   Electroencephalography (EEG)

C.   Inertial measurement units (IMUs)

D.   X-ray imaging

6: Which joint in the human body allows for flexion and extension movements?

A.   Ball-and-socket joint

B.   Hinge joint

C.   Pivot joint

D.   Gliding joint

7: What is the purpose of force plate analysis in biomechanics?

A.   To measure muscle activation patterns

B.   To analyze ground reaction forces and moments during human movement

C.   To study the structure and function of bones

D.   To investigate the biochemical processes in cells

8: Which of the following is an example of an external biomechanical factor?

A.   Muscle strength and flexibility

B.   Bone structure and density

C.   Environmental conditions and surface properties

D.   Genetic predispositions

9: Which of the following is an example of a concentric muscle contraction?

A.   Lengthening of the muscle fibers

B.   Shortening of the muscle fibers

C.   No change in muscle fiber length

D.   Eccentric muscle contraction

10: Which principle of biomechanics states that an object at rest tends to stay at rest, and an object in motion tends to stay in motion unless acted upon by an external force?

A.   Law of inertia

B.   Law of acceleration

C.   Law of action-reaction

D.   Law of conservation of energy

11: Which type of lever has the effort force applied between the fulcrum and the resistance force?

A.   First-class lever

B.   Second-class lever

C.   Third-class lever

D.   Fourth-class lever