Exam 5: Maintaining Flexibility and Back Health

Flexibility is the ability of the joints to

Stretching that involves using voluntary contractions to help facilitate relaxation is known as ________ stretching.

The prevalence of lower-back pain rises with

In addition to improving balance and flexibility, tai chi can also be used to reduce stress.

All of the following are tools for enhancing flexibility except

If a stretch reflex is activated, the muscle will

Which condition can cause a forward tilt of the pelvis and an increased curvature of the lower back?

Improvements in flexibility can only be made while you are young.

A stretching technique that reduces muscle adhesions and loosens soft tissues before activity is

Approximately ________ of all Americans report limitations due to chronic back conditions.

Performing a high volume of static stretching before exercise can

Muscle injury can occur from quick, bouncy movements because

Tyler is 22 years old. Although he is physically active, he performs poorly on the sit-and-reach test. Tyler's lack of flexibility is most likely due to

Muscle spindles trigger the muscle to

A sequence of exercises performed on a mat or special equipment designed to stretch and strengthen muscles is known as

People who are hyperflexible have a low level of flexibility.

What substance lubricates and protects joints?

Which of the following is a risk factor for lower-back pain?

Which of the following are considered core muscles?

Stress is a risk factor for back injury.