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MSK: Gross Anatomy Exam 1 > (4) Back Angiology and Neurology > Flashcards

(4) Back Angiology and Neurology Flashcards

1
Q

What is this?

A

Subclavian A.

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2
Q

What is this?

A

Subclavian A.

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3
Q

Label the following structures on the

Subclavian A.

A
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4
Q

Label the following structures on the

Subclavian A.

A
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5
Q

What is this?

Where does this travel?

A

Vertebral A.

*Travels through the transverse foramena of the cervical vertebrae

***Goes along the posterior arch of tha atlas to enter the foramen magnum

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6
Q

What is this?

A

Suboccipital Triangle

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7
Q

What artery can be identified with this view?

What nerve can be identified with this view?

A
  • Vertebral A. (*travels over posterior arch of atlas)
  • Suboccipital N.
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8
Q

Why do we care about the vertebral A. when we are studying the muscles of the back?

A

The vertebral A. are what produce the…

Spinal Arteries

(Posterior and Anterior)

*they are tiny, not going to look for them in lab

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9
Q

Identify this:

A

Transverse Cervial A.

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10
Q

Identify this:

A

Transverse Cervical A.

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11
Q

Identify this:

A

Dorsal Scapular A.

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12
Q

Identify this:

A

Dorsal Scapular A.

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13
Q

When does the subclavian a. change name?

A

When it passes the 1st rib, becomes the…

axillary a.

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14
Q

Identify the following:

A
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15
Q

Identify the following:

A

Thoracodorsal A.

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16
Q

Identify the following:

A

Thoracodorsal A.

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17
Q

In cadaver lab, typically how to you distinguish a

VEIN

A

Darker

(b/c looking through thin wall of vein to preserved blood that’s stuck inside)

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18
Q

In cadaver lab, typically how to you distinguish a

ARTERY

A

ROUNDER

MORE SQUIGGILY

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19
Q

In cadaver lab, typically how to you distinguish a

NERVE

A

Flatter

Shiny

Straight path

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20
Q

Paraspinal Arteries

Label the diagram

A
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21
Q

How many posterior spinal a. are there?

A

2

22
Q

How many anterior spinal a. are there?

A

1

23
Q

What are the 8 arteries that supply the paraspinal arteries?

A
  1. Vertebral A.
  2. Ascending Cervical A.
  3. Deep Cervical A.
  4. Posterior Intercostal A.
  5. Subcostal A.
  6. Lumbar A.
  7. Iliolumber A.
  8. Lateral Sacral A.
24
Q

How many cervical spinal nerves are there?

A

8

25
Q

How many thoracic spinal nerves are there?

A

12

26
Q

How many lumbar spinal nerves are there?

A

5

27
Q

How many sacral spinal nerves are there?

A

5

28
Q

How many coccygeal spinal nerves are there?

A

1

29
Q

The spinal cord is enlarged at:

A
  1. Cervical region
  2. Lumbosacral region

*more neural tissue there

30
Q

What does the medullary cone represent?

A

Spinal cord ends

31
Q

What is the cauda equina?

A

(Posterior to medullary cone)

Spinal nerve ROOTS

32
Q

What are the meninges?

A

Coverings of our brain and spinal cord

33
Q

What are the three types of meninges?

A
  1. Dura mater
  2. Arachnoid mater
  3. Pia mater
34
Q

Label the diagram

A
35
Q

Label the following:

A
36
Q

Label the following:

A
37
Q

Label the diagram:

A
38
Q

Label the diagram

A
39
Q

Label the diagram:

A
40
Q

Label the diagram:

A
41
Q

WATCH THIS VIDEO TO LEARN SUBCLAVIAN ARTERY

A

https://www.youtube.com/watch?v=bvIAOWyLQxQ

42
Q

Arch of the Aorta:

What are the three major arteries/trunks that come off the Arch of the Aorta?

A
  • Brachiocephalic Trunk
  • Left Common Carotid A.
  • Left Subclavian A.
43
Q

Off of the arch of the aorta, leading through the braciocephalic trunk…

What two arteries bifurcate?

A
  • Right Subclavian A.
  • Right Common Carotid A.
44
Q

How many arteries come off of the subclavian a.?

What are they called?

A

2!!!

  • Vertebral A.
  • Internal Thoracic A.
45
Q

Subclavian A.

How many trunks come off of the subclavian a.?

What are the called?

A

2!!!

Thyrocervical Trunk

Costocervical Trunk

46
Q

What arteries come off of the thyrocervial trunk?

A
  • Inferior Thyroid A. –> (Ascending cervial A. )
  • Suprascapular A.
  • Transverse Cervical A.
47
Q

The ascending cervial a. produces what three branches in the upper cervical region?

A
  • Equatorial Branches (supply vertebrae)
  • Periosteal Branches (supply periostium of vertebrae)
  • Spinal Branches (only at cervical regions)
48
Q

What do spinal branches produce?

A

Anterior/Posterior Vertebral Canal Branches

Anterior/Posterior Radicular As.

Anterior/Posterior Segmental Medullary As.

49
Q

How to spinal branches travel?

A

Through the intervertebral foramen

50
Q

What are the arteries that branch off of the Thyrocervical Trunk?

A

Inferior Thyroid A.

Suprascapular A.

Transverse Cervical A.

51
Q

What branches off the costocervical trunk?

A
  • Deep cervical A.
  • Supreme Intercostal A.
  • Dorsal Scapular A.
52
Q
A

MSK: Gross Anatomy Exam 1 (12 decks)

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