Topic 2B Synovial Joints

Question 1

what are 2 types of monoaxial joints?

Answer 1

hinge, pivot

Question 2

what are 3 types of biaxial joints?

Answer 2

planar/gilding, condyloid (ellipsoid), saddle

Question 3

Hinge joint looks like?

Answer 3

a hinge lol (elbow, knee)

Question 4

name a weak saddle joint in the body

Answer 4

sternoclavicular

Question 5

what joint can be either biaxial or triaxial?

Answer 5

saddle and planar/gilding joint

Question 6

synovial joints are also called _______

Answer 6

diarthrotic joints

Question 7

what is the difference between osteoarthritis and rheumatoid arthritis?

Answer 7

Osteoarthritis - breaking down or tearing out of the hyaline cartilage on the bone, one joint involved
Rheumatoid - autoimmune disorder, inflammation of multiple joints

Question 8

what are ways to relieve arthritis pain?

Answer 8

heat, cool, replacement, exercise

Question 9

Synovial Joint: Monaxial/Uniaxial Movement occurs in how many planes?

Answer 9

One plane

Question 10

Synovial Joint: Biaxial movement occurs in how many planes?

Answer 10

Two planes

Question 11

Synovial Joint: Triaxial/Polyaxial/Multiaxial movement occurs in how many planes?

Answer 11

Three planes (+)

Question 12

Pivot Joints are functionally classified as_______(in terms of its degree of movement) and why?

Answer 12

Uniaxial(monaxial) b/c only a single axis of movement)

Question 13

Hinge Joints are functionally classified as_______(in terms of its degree of movement)and why?

Answer 13

Uniaxial(monaxial) type of joint/s, b/c ony a single axis of movement

Question 14

Condyloid Joints (ellipsoid) are functionally classified as_______(in terms of its degree of movement)and why?

Answer 14

Biaxial joints b/c they allow two planes of movement

Question 15

Saddle Joints are MOSTLY functionally classified as _________ Joints
HOWEVER some sources classify them as _________( ______or________)

Answer 15

Biaxial Joints

triaxial (polyaxial or multiaxial)

Question 16

Plane Joints are functionally classified as…. But usually classified as?

Answer 16

Multiaxial joints, but usually classified as Biaxial Joint due to primary movement is only available in 2 planes

Question 17

Ball and Socket Joints are classified functionally as…

Answer 17

Multiaxial joints

Question 18

What Joint has the greatest ROM?

Answer 18

ball and socket

Question 19

What stabilizes a synovial joint

Answer 19

ligament

Question 20

Synergists are/do?

Answer 20

synergists helps premote movement by adding force.

Question 21

A pivot joint looks like? what?

Answer 21

Like half a toilet paper roll holder. (rod connector through hole)

Question 22

a hinge joint looks like

Answer 22

a door hinge with long rod like connections on its top and bottom

Question 23

a saddle joint LOOKS LIKE A SADDLE

Answer 23

saddle

Question 24

plane joint looks like?

Answer 24

a flat square with a smaller square on top of it. atop the smallest square there is a cylinder

Question 25

condyloid joint looks like?

Answer 25

an egg chair. (like a ball and socket but has a ball inside a double socket.

Question 26

Ball and socket looks like

Answer 26

a ball and socket

Question 27

Fixators are/do?

Answer 27

fixators stabilize muscles and bones