Chapter 9: Joints

Question 1

Fibrous joints are held together by:

Accepted Answer

dense connective tissue

Answer

cartilage

Answer

synovial fluid

Question 2

Synarthroses are:

Accepted Answer

immobile joints that can be cartilaginous or fibrous

Answer

slightly mobile joints that can be cartilaginous or fibrous

Answer

freely mobile joints that are strictly synovial

Question 3

Diarthroses are freely mobile joints that are strictly synvoial

Answer

true

Question 4

Select all that characteristics of a fibrous joint

Accepted Answer

No joint cavity

Accepted Answer

Connected by dense regular CT

Accepted Answer

Immobile or slightly mobile

Answer

Connected by cartilage

Question 5

Gomphoses are a type of fibrous joint that is commonly found in the mandible and maxillae.

Answer

true

Question 6

Syndesmoses are bound amphiarthroses that provide pivot for long bones

Answer

true

Question 7

Select the basic features of a synovial joint

Accepted Answer

ligaments, nerves and blood vessels present

Accepted Answer

articular capsule and joint cavity

Accepted Answer

synovial fluid present

Accepted Answer

articular cartilage

Question 8

Ligaments are numerous is synovial joints. They connect bone to bone.

Answer

true

Question 9

Areolar connective tissue helps produce synovial fluid

Answer

true

Question 10

Bursae assist in alleviating friction

Answer

true

Question 11

Flexion increases the angle between bones, making them further apart.

Answer

true

Question 12

ball and socket joints are multiaxial permitting movement in 3 planes

Answer

true

Question 13

Extension is a movement found in the anterior posterior plane. It increases the angle between articulating bones. 
(Ie: Straightening your finger after making a fist)

Answer

true

Question 14

Lateral flexion occurs between vertebrae on the cervical and thoracic region.

Answer

true

Question 15

Circumduction occurs when the proximal end of an appendage is stationary and the distal end makes a circular motion.

Answer

true

Question 16

Select all that apply to DORSIFLEXION

Accepted Answer

Limited to the ankle joint

Accepted Answer

Talocrural joint is bent

Accepted Answer

Dorsum of the foot moves towards the leg

Accepted Answer

Example: Digging in your heels

Answer

Dorsum of the foot moves away from the leg

Answer

Example: Ballerina on pointe

Question 17

Jutting your jaw forward is an example of protraction

Answer

true

Question 18

Select all that apply to the sternoclavicular joint

Accepted Answer

Formed by manubrium and sternal end of clavicle

Accepted Answer

Fibrocartilaginous articular disc

Accepted Answer

Elevation, Depression and circumduction of the clavicle is possible

Accepted Answer

Very stable and difficult to dislocated

Answer

Formed from acromion and lateral end of clavicle

Answer

Frequently dislocated due to lack of stability

Question 19

The acromioclavicular joint is formed by the acromion and lateral end of clavicle

Answer

true

Question 20

Select all that apply to the glenohumeral joint

Accepted Answer

ball and socket joint

Accepted Answer

Abundant bursae to reduce friction

Accepted Answer

Large range of motion

Answer

hinge joint

Question 21

Shoulder separation refers to acromioclavicular dislocation

Answer

true

Question 22

The elbow joint is a hinge joint with two articulations

Answer

true

Question 23

The hip joint has articulations between the head of the femur and acetabulum.

Answer

true

Question 24

the hip joint is more stable and less mobile than the glenohumeral joint

Answer

true

Question 25

The knee joint is a diarthrosis

Answer

true

Question 26

ACL injuries occur when the leg is

Accepted Answer

hyperextended

Answer

hyper flexed

Question 27

Select all that apply to the talocrural Joint

Accepted Answer

hinge joint

Accepted Answer

Permits dorsiflexion and plantar flexion

Accepted Answer

Includes two articulations within one articular capsule

Answer

ball and socket joint

Answer

Can be found in the hand

Question 28

Sprains typically take place due to over eversion

Answer

true

Question 29

In a pott fracture the talus moves laterally and fractures the tibia. This is often a result of over eversion.

Answer

true

Question 30

For future fibrous joints:

Accepted Answer

mesenchyme differentiates into dense regular CT

Answer

mesenchyme differentiates into fibrocartilage or hyaline cartilage

Question 31

gouty arthritis is due to an increase of uric acid

Answer

true

Chapter 9: Joints

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