Deck 1: What Is Biomechanics

Question 1

Which of the following is an example of a kinetic consideration?

A) muscle force producing a vertical jump
B) impact force landing from a jump
C) both A and B
D) neither A nor B

Answer 1

both A and B

Question 2

Which of the following topics might be studied by biomechanists?

A) optimal form during the pole vault
B) forces on the spine during lifting
C) the mechanics of the jump shot
D) all of the above

Answer 2

all of the above

Question 3

Which of the following terms is applied to the study of systems in a constant state of motion?

A) statics
B) dynamics
C) anthropometrics
D) plyometrics

Answer 3

statics

Question 4

Which of the following professionals regularly make use of qualitative observations?

A) teachers
B) coaches
C) clinicians
D) all of the above

Question 5

Which of the following questions about the long jump should be answered quantitatively?

A) What is the horizontal velocity at take-off?
B) What is the angle at take-off?
C) both A & B
D) neither A nor B

Question 6

Biomechanics has roots in which of the following disciplines?

A) physics
B) biology
C) both A & B
D) neither A nor B

Question 7

Which of the following statements is true regarding qualitative analysis?

A) It is always of a general nature.
B) It does not involve the use of numbers.
C) Both A and B.
D) Neither A nor B.

Question 8

What does the word qualitative mean?

A) general
B) numerical
C) pertaining to quality
D) all of the above

Question 9

Which of the following is associated with kinematics?

A) force
B) displacement
C) mass
D) all of the above

Question 10

Which of the following are components of a structured approach to problem solving?

A) writing down the given information
B) drawing a diagram representing the problem situation
C) rereading the problem to look for additional information that may be inferred from the problem statement
D) all of the above

Question 11

Which of the following would not be measured in a kinematic analysis of a tennis serve?

A) angular velocity
B) linear velocity
C) muscular force
D) angular acceleration

Question 12

What term is given to considerations such as the size, shape, and weight of body segments?

A) cybernetic
B) anthropometric
C) kinematic
D) kinetic

Question 13

Which of the following countries uses the metric system?

A) France
B) Germany
C) Japan
D) all of the above

Question 14

Which of the following are anthropometric factors?

A) the length of a forearm
B) the shape of a body
C) the weight of the trunk
D) all of the above

Question 15

Which of the following is the most appropriate definition of biomechanics?

A) the study of human movement
B) the study of biological organisms
C) the study of movement mechanics
D) the study of the mechanical aspects of biological organisms

Question 16

In which of the following systems of measurement are units of the same variable related to each other by factors of ten?

A) the English system
B) the metric system
C) both A and B
D) neither A nor B

Question 17

Which of the following characterizes a formal problem?

A) a goal or answer
B) a set of given information
C) a set of operations that can be used to arrive at the desired answer from the given information
D) all of the above

Question 18

Which of the following is included in sports medicine?

A) clinical aspects of exercise and sport
B) scientific aspects of exercise and sport
C) both A and B
D) neither A nor B

Question 19

Which of the following conversions is accurate?

A) 2.54 cm = 1 in
B) 2.54 in = 1 cm
C) 4.45 lb = 1 N
D) none of the above

Question 20

Which of the following is an example of a static situation?

A) a cyclist riding at a constant velocity
B) a person balancing motionless on one foot
C) both A and B
D) neither A nor B

Question 21

Astronauts who travel out of the earth's gravitational field have experienced which of the following?

A) increased bone density
B) reduced strength
C) both A and B
D) none of the above

Question 22

Which of the following is an example of equipment designed to enhance performance?

A) Klapskate
B) aerodynamic helmet
C) both A & B
D) none of the above

Question 23

What is the base unit for mass in the metric system?

A) Newton
B) kilogram
C) meter
D) slug

Question 24

Which of the following is true?

A) No particular biomechanical factors have been associated with running economy.
B) 3-year olds walking fast can use 70% more energy than adults.
C) both A and B
D) none of the above

Question 25

Choose the term or phrase that is not synonymous with the others.

A) metric system
B) English system
C) International system of units
D) S. I.

Question 26

The high incidence of knee injuries among snow skiers is partially due to which of the following?

A) rigid boot which limit ankle motion
B) bindings which release during a fall
C) both A and B
D) none of the above

Question 27

Which of the following could be performed by a biomechanist?

A) quantitative analysis of human movement
B) qualitative analysis of human movement
C) both A & B
D) none of the above

Question 28

Which type of analysis involves identifying, analyzing and answering a question of interest?

A) quantitative
B) qualitative
C) both A & B
D) none of the above

Question 29

Possible detrimental effects of knee braces include(s) which of the following?

A) changes muscle activity during gait
B) reduces sprinting speed
C) increases onset of fatigue
D) all of the above

Question 30

Biomechanical analysis has revealed which of the following about high velocity pitchers compared to lower velocity pitchers?

A) they have greater internal rotation at the shoulder
B) they have greater upright posture at release
C) they have higher angular velocity of the pelvis and upper torso
D) all of the above

Question 31

Which of the following is true regarding mechanics?

A) branch of physics
B) analyzes the actions of forces on particles
C) both A and B
D) none of the above

Question 32

Which of the following defines inference?

A) the process of elimination
B) the process of forming deductions from available information
C) the process of observation in a qualitative analysis
D) none of the above

Question 33

Which of the following affects the flight of a discus?

A) speed at release
B) projection angle
C) orientation angle relative to the wind
D) all of the above

Question 34

Biomechanical research has contributed to which of the following?

A) injury prevention
B) enhanced sport performance
C) equipment design
D) all of the above

Question 35

Which of the following is true about carpal tunnel syndrome?

A) it is a neurological impairment
B) it is associated with repetitive keyboard use
C) both A & B
D) none of the above

Question 36

Which of the following is true about osteoporosis?

A) it is a disease with acute onset
B) it inevitably accompanies aging
C) it is a lifestyle disease that develops and progresses over a number of years
D) all of the above are true

Question 37

Exercise walking can have which of the following effects?

A) improved balance in older adults
B) decreased likelihood of falls in older adults
C) decreased risk of osteoporosis for women
D) all of the above

Question 38

Why is swimming not the best exercise for prevention of osteoporosis?

A) no weight bearing
B) water resistance is hard on the bones
C) both A & B
D) none of the above

Question 39

A 200 lb. man weighs approximately what in metric units?

A) 890 N
B) 45 N
C) 440 kg
D) none of the above

Question 40

Which of the following is a risk factor for osteoporosis?

A) physical inactivity
B) estrogen deficiency
C) excessive consumption of caffeine
D) all of the above

Question 41

List four innovations in sport equipment developed by biomechanists.

Question 42

More than half of all sport injuries are to the knee.

Question 43

An overuse condition caused by compression of the median nerve, involving numbness, tingling and pain in the hand is called __________________ __________________ __________________.

Question 44

Explain the difference between qualitative and quantitative problems and give an example of each one that is related to a kinesiology topic.

Question 45

Promising work in the development of intervention strategies has shown that the key to preventing falls may be the ability to limit trunk motion.

Question 46

The kinetics of an exercise or sport skill execution is commonly known as form or technique.

Question 47

Explain how equipment innovation has improved performance and/or prevented injury.

Question 48

The branch of biomechanics which studies the actions of forces is called __________________.

Question 49

What are the two key strategies for preventing osteoporotic fractures?

Question 50

Sport shoes are designed to prevent __________________ __________________ and enhance __________________.

Question 51

__________________ refers to an excessive loss of bone mineral mass and strength resulting in one or more fractures.

Question 52

Within the fields of kinesiology and exercise science, the living organism most commonly of interest to the biomechanist is the human body.

Question 53

A field that focuses on the prevention of work-related injuries and the improvement of working conditions and worker performance is known as __________________ biomechanics.

Question 54

Force can be thought of as a push or a pull acting on a body.

Question 55

Name three professions related to kinesiology and explain how each will benefit from a knowledge of biomechanics.