Exam 2 Ch. 8 Study Guide Questions

Question 1

Name the immovable joint (synarthrosis) with interlocking edges that exists between frontal and parietal bones. Can you name another one between the parietal and occipital bones?

Answer 1

Coronal or frontal suture
Lambdoid or lambdoidal suture

Question 2

A slightly movable joint (amphiarthrosis) includes the intervertebral disc and pubic symphysis. It is composed of _______ and forms a pad that can tear with injury.

Answer 2

fibrocartilage

Question 3

This freely moving synovial joint (diarthrosis) hinges at the elbow between the _________ and _________ and includes an articular, teflon-like surface composed of ________ cartilage.

Answer 3

Humerus and ulna
Hyaline

Question 4

What is a bursa and what is the associated inflammation?

Answer 4

Fluid filled sac/pocket of synovial membrane which decreases friction between soft tissues like tendons (connects muscles to bones) and bones.
•Inflammation = bursitis

Question 5

The rotation of the atlas/skull on the ________ of the axis bone is a pivot joint that allows you to rotate your head.

Answer 5

Dens or odontoid process of axis

Question 6

The articulation between the head of the femur and acetabulum of the ileum/ischium in the os coxae is called a
joint. Give another specific example using the scapula and humerus.

Answer 6

Ball and socket joint
Glenoid cavity of scapula and head of humerus

Question 7

Which form of arthritis is an autoimmune disorder?

Answer 7

Rheumatoid - immune system attacks own joint tissue, bones fuse over time