Deck 4: Muscle Flexibility and Range of Motion

Question 1

How many weeks of stretching are needed to demonstrate significant increases in muscular flexibility?

A) 0-2
B) 2-3
C) 4-5
D) 6

Answer 1

6

Question 2

What is the name of the instrument that looks like a protractor with degree measurements and is used to measure ROM for almost all joints in the body?

A) Scale
B) Flexibility test
C) Goniometer
D) ROM meter

Answer 2

Goniometer

Question 3

Which term is defined in force/area (pounds per square inch)and is directly related to the magnitude of force?

A) Stress (load)
B) Strain
C) Deformation
D) Viscoelasticity

Answer 3

Stress (load)

Question 4

Which of the following is NOT a benefit to having a more flexible body?

A) Injury prevention and quicker recoveries after workouts
B) Faulty postural alignment that leads to injuries
C) Reduced postexercise soreness
D) Facilitation of relaxation

Question 5

What is increased in ligaments and tendons that experience increasing levels of stress?

A) Collagen
B) Creep
C) Strain
D) None of the above

Question 6

How long does it take for an immature adaptable scar to mature and reach its maximum strength?

A) 5 days
B) 40 days
C) 60 days
D) 12 months

Question 7

Which term is defined as a limitation of function that results from the formation of scar tissue?

A) Adhesion
B) Contracture
C) Strain
D) Sprain

Question 8

Which type of collagen is most abundant in the body,is a thick fiber,and has little elongation when placed under tension?

A) Type I
B) Type II
C) Type III
D) Tropocollagen

Question 9

Based on the research evidence presented in the text about when to perform stretching exercises,which of the following best describes the state of research?

A) It is best to stretch before exercise
B) It is best to stretch during exercise
C) It is best to stretch after exercise
D) The research supports stretching before,during,and after exercise

Question 10

What are the benefits of a warm-up before strenuous activities?

A) Blood flow to working muscles is increased
B) Temperature in working muscles is increased
C) Cardiovascular response to sudden; dynamic exercise is improved
D) All of the above

Question 11

Which term is defined as a common form of stretching that allows one to sustain a controlled stretch by placing a muscle in a fully elongated position and holding that position for a period of time?

A) Static stretching
B) Ballistic stretching
C) Dynamic stretching
D) Proprioceptive neuromuscular facilitation (PNF)

Question 12

Which type of collagen would you expect to find in the arteries,liver,and lungs?

A) Type I
B) Type II
C) Type III
D) None of the above

Question 13

Which of the following terms is defined as a process that alters the structure of connective tissue in response to stress?

A) Stretching
B) Deformation
C) Viscoelasticity
D) Remodeling

Question 14

What happens to flexibility over time in a damaged or unused muscle?

A) The muscle shortens and loses its ability to stretch
B) The muscle is unchanged
C) The muscle remains flexible but weaker
D) The range of motion (ROM)of the joint that the muscle serves remains normal

Question 15

Which of the following terms is defined as a gradual increase in tissue length that occurs when maintaining a constant stress (force)?

A) Stress (load)
B) Creep
C) Deformation
D) Viscoelasticity

Question 16

What is the generally recommended length of time (in seconds)that a static stretch should be held?

A) 0-10
B) 15-30
C) 60-120
D) 120-240

Question 17

What effect does heat have on the viscoelastic properties of connective tissue?

A) No effect
B) Greater elongation with stress before tissue failure
C) More microscopic damage under stress
D) Thermal damage to the connective tissues below 45°C

Question 18

Which stretching technique is completed by performing the following steps? The patient is instructed to relax the affected muscle as the therapist passively moves the limb to the limit of motion.
Then the patient actively contracts the restricted muscle against manual resistance for 5-8 seconds.
Then the patient relaxes while the therapist passively moves the limb to the new limits of motion and holds the stretch for 10 seconds.

A) Static stretching
B) Ballistic stretching
C) Dynamic stretching
D) PNF

Question 19

Which stretching exercises are effective in stretching joint contractures in combination with thermal agents such as moist heat?

A) Static stretching
B) Ballistic stretching
C) Low-load,long-duration stretching
D) PNF

Question 20

Which term is defined as using a muscle contraction to stretch a muscle to increase or decrease the joint angle thereby elongating the musculotendinous unit at the end of ROM exercise?

A) Static stretching
B) Ballistic stretching
C) Dynamic stretching
D) PNF