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Spinal Anatomy I - Exam 3 > Costochondral, Sternocostal, Interchondral, and Sternal Joints > Flashcards

Costochondral, Sternocostal, Interchondral, and Sternal Joints Flashcards

1
Q

What are the joints of the anterior thorax?

A
  • costochondral
  • sternocostal or sternochondral
  • interchondral
  • sternal
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2
Q

What are the joint surfaces of the costochondral joint?

A

costal cartilage with the sternal end of each rib

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3
Q

What are the ligs of the costochondral joint?

A

no ligs are identified

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4
Q

What is the joint classification of the costochondral joint?

A

cartilaginous (amphiarthrosis) synchondrosis

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5
Q

What is the sternocostal or sternochondral joint?

A

the joint between the costal cartilage and the costal notches of the sternum

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6
Q

What ribs will participate in the sternocostal or sternochondral joint?

A

ribs 1-7

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7
Q

What is the classification of the first sternocostal joint?

A

cartilaginous (amphiarthrosis) synchondrosis

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8
Q

What are the joint surfaces of the first sternocostal joint?

A

the costal cartilage of the first rib and costal notch I of the manubrium sterni

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9
Q

What ligs are present at the first sternocostal joint?

A

no ligs are present

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10
Q

What is the classification of the second-seventh sternocostal joint?

A

synovial plane (diarthrosis arthrodia)

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11
Q

What are the joint surfaces of the second sternocostal joint?

A

the costal cartilage of the second rib with the costal notch II of the manubrium sterni, costal notch II of the corpus sterni, and the manubrium symphysis

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12
Q

What ligs are present at the second sternocostal joint?

A
  • capsular lig
  • anterior sternochondral radiate lig
  • posterior sternochondral radiate lig
  • intra-articular lig
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13
Q

Which of the sternocostal ligs is unique to the second sternocostal joint?

A

intra-articular lig

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14
Q

What are the attachment sites of the sternocostal intra-articular lig?

A

from the sternal end of the costal cartilage of the second rib to the symphysis between the manubrium sterni and corpus sterni

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15
Q

What are the joint surfaces of the third sternocostal joint?

A

the costal cartilage of the third rib with the costal notch III of the corpus sterni

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16
Q

What are the joint surfaces of the third-seventh sternocostal joint?

A

the costal cartilage of the third-seventh rib with costal notch III-VII of the corpus sterni

17
Q

What ligs are present at the third-seventh sternocostal joint?

A
  • capsular lig
  • anterior sternochondral radiate lig
  • posterior sternochondral radiate lig
18
Q

What are the attachment sites of the anterior sternochondral radiate lig?

A

they cover the sternocostal capsular lig anteriorly and blend together over the sternum

19
Q

What are the attachment sites of the posterior sternochondral radiate lig?

A

they cover the sternocostal capsular lig posteriorly and blend together over the sternum

20
Q

What joint classification is associated with the accessory ligs of the 2nd-7th sternochondral joints?

A

fibrous (amphiarthrosis) syndesmosis

21
Q

What joint classification is associated with the intra-articular lig of the 2nd sternocostal joint?

A

fibrous (amphiarthrosis) syndesmosis

22
Q

What joint classification is associated with the radiate ligs of the 2nd-7th sternochondral joints?

A

fibrous (amphiarthrosis) syndesmosis

23
Q

What are the joint surfaces of the 5th-10th interchondral joints?

A

the costal cartilages of the 5th-10th ribs

24
Q

The capsular lig is present at which interchondral joints?

A

the 6th-9th interchondral joints

25
Q

What is the classification of the 6th-9th interchondral joints?

A

synovial plane (diarthrosis arthrodia)

26
Q

What is the classification of the 5th-6th or 9th-10th interchondral joint?

A

fibrous (amphiarthrosis) syndesmosis

27
Q

What accessory ligs are present at the interchondral joints?

A
  • anterior interchondral lig

- posterior interchondral lig

28
Q

What joint classification is formed by the anterior and posterior interchondral ligs?

A

fibrous (amphiarthrosis) syndesmosis

29
Q

Which costal cartilages fail to form a joint at their sternal end?

A

the 11th and 12th costal cartilages

30
Q

In the developing sternum, what joint classification is present between the manubrium, corpus, and xiphoid process?

A

cartilaginous (amphiarthrosis) symphysis

31
Q

What forms the manubriosternal joint?

A

a fibrocartilage layer attaches the manubrium sterni to the corpus sterni

32
Q

Which sternal joint will ossify by age 40?

A

the joint between the corpus sterni and the xiphoid process

33
Q

Ossification of the corpus sterni to the xiphoid process will result in what condition?

A

synostosis

Spinal Anatomy I - Exam 3 (94 decks)

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