Thoracic vertebrae Flashcards

1
Q

How many thoracic vertebrae are there?

A

12.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What do the last 2 thoracic vertebrae not have?

A

Transverse processes.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Why do the last 2 thoracic vertebrae not have transverse processes?

A

Because the ribs are floating.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the costotransverse joint?

A

Where the neck and tubercle of a given rib are united with a transverse process.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Where is the costatranverse joint located?

A

On the first 10 thoracic vertebrae.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the costovertebral joint?

A

Where to head of a rib is united with facets or demi facets on the vertebral body.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Where is the costovertebral joint located?

A

On all 12 thoracic vertebrae.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Why do the thoracic vertebrae have long spinous processes?

A
  • For leverage.
  • The spinous process will be at right angles with the pull of muscles + tendons.
  • This allows limited rotation within the thoracic vertebrae.
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What movements can occur at the thoracic vertebrae?

A
  • Rotation.
  • However, ribs prevent extreme rotation of thoracic vertebrae.
How well did you know this?
1
Not at all
2
3
4
5
Perfectly