Biomechanical Measurement Techniques: Online Quizzes for Advanced Diploma in Sport

Question 1

Which of the following is NOT an advantage of using motion capture for biomechanical analysis?

Accepted Answer

Relatively inexpensive

Answer

Provides accurate 3D data

Answer

Captures real-time movement

Answer

Non-invasive and portable

Question 2

Which of the following EMG techniques involves placing electrodes on the skin?

Accepted Answer

Surface EMG

Answer

Intramuscular EMG

Answer

Needle EMG

Answer

Telemetric EMG

Question 3

Which of the following is not a component of a biomechanical model?

Accepted Answer

Tissues

Answer

Body segments

Answer

Joints

Answer

Muscles

Question 4

Which motion capture technique uses reflective markers placed on the body and a network of cameras to record movement?

Accepted Answer

Motion capture

Answer

Force plate analysis

Answer

Electromyography

Answer

Kinematic analysis

Question 5

What is the primary purpose of using force plates in biomechanics?

Accepted Answer

Measuring ground reaction forces

Answer

Analyzing muscle activation patterns

Answer

Calculating joint moments

Answer

Visualizing motion trajectories

Question 6

Which type of electromyography (EMG) provides data on the electrical activity of individual muscle fibers?

Accepted Answer

Needle EMG

Answer

Surface EMG

Answer

Fine-wire EMG

Answer

Invasive EMG

Question 7

What is a limitation associated with force plate analysis?

Accepted Answer

Inability to measure forces outside the contact area

Answer

Susceptibility to environmental noise

Answer

High cost of equipment

Answer

Complexity of data analysis

Question 8

What is a major advantage of using inertial measurement units (IMUs) for motion capture?

Accepted Answer

Portability and ease of use

Answer

High precision and accuracy

Answer

Low cost and accessibility

Answer

Ability to measure muscle activation

Question 9

What is the definition of a biomechanical model?

Accepted Answer

A mathematical representation of the human body

Answer

A physical replica of the human body

Answer

A set of equations describing human movement

Answer

A computer program that simulates human motion

Question 10

Force plates are primarily employed to measure:

Accepted Answer

Ground reaction forces

Answer

Muscle activation patterns

Answer

Joint kinematics

Answer

Center of mass displacement

Question 11

When using a kinematic analysis system, what type of markers are typically attached to the subject's body?

Accepted Answer

Passive reflective markers

Answer

Active LED markers

Answer

Magnetic markers

Answer

Ultrasonic markers

Question 12

Which technique measures the electrical activity of muscles?

Accepted Answer

Electromyography

Answer

Motion capture system

Answer

Force plate

Answer

Goniometer

Question 13

What is the primary purpose of a force plate?

Accepted Answer

Measuring ground reaction forces

Answer

Recording muscle activation

Answer

Capturing 3D movement data

Answer

Assessing joint angles

Question 14

What type of software is commonly used to analyze motion capture data?

Accepted Answer

MATLAB

Answer

Microsoft Excel

Answer

Photoshop

Answer

VirtualDub

Question 15

What is the main advantage of using inertial measurement units (IMUs) in biomechanical assessment?

Accepted Answer

Portability

Answer

Cost-effectiveness

Answer

High precision

Answer

Wide range of motion capture

Question 16

Which biomechanical measurement technique is most suitable for assessing joint kinematics?

Accepted Answer

Goniometer

Answer

Accelerometer

Answer

EMG

Answer

Force plate

Question 17

What is the primary purpose of force plate analysis in biomechanics?

Accepted Answer

Measuring ground reaction forces and moments

Answer

Tracking joint angles

Answer

Analyzing muscle activity

Question 18

Which measurement technique is most appropriate for assessing muscle activation patterns in real-time?

Accepted Answer

Electromyography (EMG)

Answer

Force plate analysis

Answer

Motion capture

Answer

Kinematic analysis

Question 19

In kinematic analysis, the term 'degrees of freedom' refers to:

Accepted Answer

The number of independent movements a joint can perform

Answer

The range of motion of a joint

Answer

The force required to move a joint

Question 20

When selecting a biomechanical measurement technique, a primary consideration should be:

Accepted Answer

The specific research question or performance analysis goal

Answer

The availability of funding

Answer

The level of expertise of the researcher

Question 21

Inverse dynamics in biomechanics involves:

Accepted Answer

Using force and kinematic data to calculate muscle forces and moments

Answer

Analyzing the movement of an object in space

Answer

Measuring the forces acting on a body in motion

Question 22

What is a key benefit of using force plates in conjunction with motion capture systems?

Accepted Answer

Providing additional data on ground reaction forces and moments

Answer

Increasing the accuracy of joint angle measurements

Answer

Reducing the number of cameras required

Question 23

Compared to 2D motion capture systems, 3D systems offer the advantage of:

Accepted Answer

Providing more detailed and accurate movement data

Answer

Making it easier to set up and use

Answer

Reducing the cost of equipment

Question 24

When using EMG for muscle activation analysis, a critical consideration is:

Accepted Answer

The proper placement and orientation of electrodes on the skin

Answer

The recording software used

Answer

The subject's level of fitness

Answer

The type of muscle being measured