Chapter 7 - Review

Question 1

The boundaries between skull bones are immovable joints called ____

Answer 1

Sutures

Question 2

How can cervical vertebrae be distinguished from other vertebrae?

Answer 2

By the presence of transverse foramina

Question 3

The part of the vertebra that transfers weight along the axis of the vertebral column is the ____

Answer 3

Body

Question 4

The side walls of the vertebral foramen are formed by the…..

Answer 4

Pedicles

Question 5

What is the primary function of the vomer?

Answer 5

The vomer forms the anterior, inferior portion of the bony nasal septum that separates the left and right nasal cavities

Question 6

In addition to the spinal curves, what skeletal element contributes to the flexibility of the vertebral column?

Answer 6

The fibrocartilage discs between adjacent vertebrae make the vertebral column more flexible

Question 7

Describe how the ribs function in breathing

Answer 7

The ribs raise and lower to increase and decrease the volume of the chest cavity. They move like the handle of a bucket. When they rise, the chest cavity expands and we breathe in. When the ribs are lowered to their original position, the volume of the chest cavity decreases and we breathe out

Question 8

Why is it important to keep your back straight when you lift a heavy object?

Answer 8

Keeping your back straight keeps the weight aligned along the axis of your vertebral column, where it can be transferred to your lower limbs. Bending your back would strain the muscles and ligaments of the back, increasing the risk of injury

Question 9

The secondary spinal curves….

Answer 9

Help position the body weight over the legs

Question 10

What are the 2 secondary curves

Answer 10

Cervical and lumbar

Question 11

Improper administration of CPR can force the ___ into the liver

Answer 11

Xiphoid process (lowest portion of the sternum)

Question 12

A pregnant lady wonders why she is suffering lower back pain when she is carrying excess weight IN FRONT of her. What would you tell her?

Answer 12

Women in later stages of pregnancy develop lower back pain because of changes in the lumbar curvature of the spine. The increased mass of the pregnant uterus shifts the woman’s center of gravity. To compensate, the lumbar curvature is exaggerated and the lumbar region supports more of her body’s weight than normal. The result is sore muscles that produce lower back pain