Musculoskeletal Deviations

Question 1

Define posture.

Answer 1

The way the body holds itself when sitting, standing, lying down or moving

Question 2

What is lordosis?

Answer 2

Spinal disorder in which the spine curves significantly inward at the lower back. Also called “Swayback”

Question 3

What is scoliosis?

Answer 3

Spinal disorder in which there is a sideways curve to the spine. Curve is often S-shaped or C-shaped

Question 4

What is kyphosis?

Answer 4

Spinal disorder which is characterized by an abnormally rounded upper back (more than 50 degrees of curvature)

Question 5

What is muscular tonus?

Answer 5

A state of partial contraction present in a muscle in its passive state which, in skeletal muscles, aids in the maintenance of posture and in the return of blood to the heart

Question 6

When seated, intradiscal pressure is up to ___ times greater than when lying down.

Answer 6

11

Question 7

What is intradiscal pressure?

Answer 7

Pressure present between vertebral disks

Question 8

Define ergonomics.

Answer 8

A science that deals with designing and arranging things so that people can use them easily and safely

Question 9

True or False

Spinal disorders are preventable.

Answer 9

True

Question 10

_________ can result in poor muscle balance, poor flexibility, and improper spinal alignment, and they can predispose you to injury.

Answer 10

Musculoskeletal deviations

Question 11

True or False

When you have good posture, your muscles are in balance and your body is symmetrical.

Answer 11

True

Question 12

Sitting is inescapable for most people, so the best advice is to _______ and _______.

Answer 12

1. Limit time spent sitting as much as possible

2. Design your workplace according to correct ergonomics

Question 13

________ results in a deviance if symmetrical action in the lower trunk muscles because of the torque in the pelvis and the compensatory curvature and torque of the spinal column

Answer 13

Pelvic asymmetry