Joints

Question 1

what bones make up the articulations within the knee joint?

Answer 1

femur
patella
tibia
fibula

Question 2

Name all 6 labeled features of the knee

Answer 2

1. medial collateral ligament
2. lateral collateral ligament
3. medial meniscus
4. lateral meniscus
5. posterior cruciate ligament
6. anterior cruciate ligament

Question 3

what is the ligament that anchor patella to the tibia?

Answer 3

patellar ligament

Question 4

what other structures around the knee help reinforce it?

Answer 4

quadriceps tendons that are inserted into the patella

Question 5

what two ligaments form an “X” within the knee?

Answer 5

anterior cruciate ligament and posterior cruciate ligament

Question 6

what two bones are responsible for the articulation of the shoulder joint?

Answer 6

humerus and scapula

Question 7

what two features of the shoulder joint allow for the reduction of friction?

Answer 7

subacromial bursa

subscapular bursa

Question 8

what ligament supports a tendon sheath of the shoulder?

Answer 8

transverse humeral ligament

Question 9

what ligament reinforce the shoulder joint capsule?

Answer 9

glenohumeral ligament

Question 10

what ligament supports the weight of the limb and holds the subacromial bursa in place?

Answer 10

coracohumeral ligament

Question 11

the shoulder joint is also stabilized by _________________?

Answer 11

tendons of the biceps brachii muscle

Question 12

what happens when a separated shoulder occurs?

Answer 12

acromioclavicular joint is pulled apart

Question 13

Name the highlighted structures

Answer 13

1. subacromial bursa
2. subscapular bursa
3. coracoacromial ligament
4. coracohumeral ligament
5. glenohumeral ligament
6. transverse humeral ligament
7. tendon sheath
8. tendon of biceps brachii muscle

Question 14

what bones make up the articulations at the hip joint?

Answer 14

femur and coxal bone

Question 15

name the 2 labeled structures

Answer 15

1. iliofemoral ligament

2. pubofemoral ligament

Question 16

name the 2 labeled structures

Answer 16

3. iliofemoral ligament

4. ischiofemoral ligament

Question 17

what is the name of the ligament that attaches the femur inside the acetabulum?

Answer 17

ligamentum teres

Question 18

what is the name of the inner disk found between vertebrae? what is the name of the outer disk that surrounds the inner?

Answer 18

inner: nucleus pulposus
outer: anulus fibrosus

Question 19

what is the purpose of the nucleus pulposus?

Answer 19

to allow for compressive cushioning

Question 20

what is the purpose of the anulus fibrosus?

Answer 20

to limit the expansion of the nucleus pulposus

Question 21

what is the difference between a bulging disc and a herniated disc?

Answer 21

bulging disc is when nucleus pulposus pushes against the anulus fibrosus without bursting through.
a herniated disc happens when the nucleus pulposus breaks through the anulus fibrosus and can push against the spinal cord, causing pain.