Neck Angiology & Lymphatics Flashcards

1
Q

On the Left side of the body, the Common Carotid Artery arises off the ___ ___

A

Aortic Arch

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2
Q

On the Right side of the body, the Common Carotid Artery arises off the ____ ____

A

Brachiocephalic Trunk

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3
Q

Order of Branching off of the Subclavian Artery

A

“VIT C D”
(1) Vertebral
(2) Internal Thoracic
(3) Thyrocervical Trunk
(4) Costocervical Trunk
(4) Dorsal Scapular

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4
Q

What 3 Arteries branch off of Region 1 of the Subclavian Artery?

A

(1) Vertebral
(2) Internal Thoracic
(3) Thyrocervical Trunk

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5
Q

Vertebral Artery

A
  • Travels superiorly in the Transverse Foramina of C2-6
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6
Q

Internal Thoracic Artery

A
  • Travels inferiorly to posterior aspect of the chest wall
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7
Q

What are the 3 Branches off of the Thyrocervical Trunk?

A

(1) Inferior Thyroid
(2) Suprascapular
(3) Transverse Cervical

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8
Q

What does the Inferior Thyroid A supply?

A

Thyroid Gland

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9
Q

What branches off of the Inferior Thyroid A?

A

Ascending Cervical A

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10
Q

What supplies the lateral muscles of the superior neck?

A

Ascending Cervical A

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11
Q

Suprascapular Artery

A
  • travels through superior scapular notch over the transverse scapular L to posterior aspect of scapula
    “ARMY”
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12
Q

Transverse Cervical Artery

A
  • travels to the deep surface of the Trapezius
  • has a Deep and Superficial branch
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13
Q

What nerve does the Superficial branch of the Transverse Cervical A travel with?

A

Spinal Accessory N
(travels along deep surface of Trapezius)

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14
Q

Which branch off the Transverse Cervical Artery is not present if there is a Dorsal Scapular Artery?

A

Deep Branch

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15
Q

Deep Branch of Transverse Cervical Artery

A
  • Sometimes replaces dorsal scapular artery
  • Travels along medial border of scapula to supply levator scapulae and rhomboid muscles
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16
Q

What muscle divides Region 1 from Region 2 of the Subclavian Artery?

A

Anterior Scalene

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17
Q

Where is Region 2 of the Subclavian Artery found?

A

Deep to the Anterior Scalene

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18
Q

What branch is located in Region 2 of the Subclavian Artery?

A

Costocervical Trunk

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19
Q

What are the two branches of the Costocervical Trunk?

A

(1) Supreme Intercostal (goes to 1st intercostal space)
(2) Deep Cervical (goes to posterior deep cervical muscles)

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20
Q

Where is Region 3 of the Subclavian Artery located?

A

Distal to the Anterior Scalene muscle and proximal to the 1st rib

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21
Q

What artery branches off of Region 3 of the Subclavian A?

A

Dorsal Scapular A

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22
Q

Dorsal Scapular Artery

A
  • Variably arises from this location
  • Travels superior to scapula then along medial border of scapula, supplying the Levator Scapula and Rhomboid muscles
  • If this artery arises from Transverse Cervical A instead, then it is known as Deep Branch of the Transverse Cervical A
23
Q

What is contained in the Carotid Sheath?

A
  • Common Carotid A
  • Internal Jugular V
  • Vagus N
24
Q

Carotid Sinus

A
  • Slight dilation in the diameter of the Common Carotid A
  • Branch point into Internal and External Carotid A
  • Has receptors that sense BP
25
Carotid Body has receptors that sense:
Oxygen content
26
Internal Carotid Artery
- No cervical branches - Does not branch until it reaches the head
27
External Carotid Artery
- Travels superiorly between the Mandible and the external ear - Embedded in the Parotid Gland - Terminates as the Maxillary A and Superficial Temporal A
28
What are the 8 Arteries that branch off of the External Carotid Artery?
"Some Anatomists Like Freaking Out Poor Medical STudents" (1) Superior thyroid (2) Ascending pharyngeal (3) Lingual (4) Facial (5) Occipital (6) Posterior auricular (7) Maxillary (8) Superficial Temporal
29
Superior Thyroid Artery
- Travels inferiorly to the thyroid gland, deep to the infrahyoid muscles - Gives off Superior Laryngeal A
30
Superior Laryngeal Artery
- Pierces the Thyrohyoid Membrane - Supplies the Larynx
31
Ascending Pharyngeal Artery
- Travels superiorly, deep to the Internal Carotid A - Gives off branches to the Pharynx, Anterior Vertebral muscles, middle ear, and cranial meninges
32
Lingual Artery
- Travels superiorly, deep to the Hypoglossal N, Stylohyloid M, and Posterior belly of the Digastric M - Has 3 branches: Dorsal Lingual A, Deep Lingual A, Sublingual A
33
Occipital Artery
- Travels posteriorly to the posterior aspect of the scalp (via the Occipital Groove), superficial to the Internal Carotid A
34
Posterior Auricular Artery
- Travels posteriorly between the External Auditory Meatus and the Mastoid Process, supplying nearby musculature (Parotid Gland, Facial N, Temporal bone, Auricle, Scalp)
35
What artery supplies the back of the tongue?
Dorsal Lingual Artery
36
Where does the Lingual Artery bifurcate into the Deep Lingual A and the Sublingual A?
Anterior border of the tongue
37
Facial Artery
Supplies blood to the lower region of the face, mouth and nose
38
Maxillary Artery
- Terminal branch of External Carotid Artery - Gives off several branches in the deep face
39
Superficial Temporal Artery
- Terminal branch of External Carotid Artery - Gives off Transverse Facial Artery
40
Which 2 cranial nerves are involved in the adjustment of HR, RR, and BP based on oxygen content in the carotid sinus?
- Glossopharyngeal Nerve - Vagus Nerve
41
Carotid Bodies contain ____ and are located at the ___ ___, and monitor the ___ content of blood before it reaches the brain
- Chemoreceptors - Carotid Sinus - Oxygen
42
Location of External Jugular Vein
Superficial Fascia
43
What are the two main tributaries to the External Jugular V (several more exist)?
- Retromandibular V - Posterior Auricular V
44
Location of Internal Jugular Vein
Carotid Sheath
45
What are the 3 main tributaries to the Internal Jugular Vein (several more exist)?
- Common Facial V - Superior Thyroid V - Middle Thyroid V
46
Location of the Anterior Jugular Vein
Passes deep to the SCM to join the External Jugular V in the root of the neck
47
What are the 3 main veins of the neck?
- External Jugular V - Internal Jugular V - Anterior Jugular V
48
What does the Right Lymphatic Duct drain?
The RUE, right thorax, right head and right neck
49
Thoracic Duct
Drains everything except the RUE, right thorax, right head, and right neck into the left subclavian vein
50
What lymph nodes drain into the Deep Inferior Cervical Lymph Nodes?
Superficial Cervical Lymph Nodes
51
What are the 5 Superficial Cervical Lymph Nodes?
"Some Men Like Anal Often" - Superficial Parotid - Mastoid - Lateral Superficial - Anterior Superficial - Occipital
52
What lymph nodes drain into the Jugular Lymphatic Trunk?
Deep Cervical Lymph Nodes
53
What are the 10 Deep Cervical Lymph Nodes?
- Submental - Pretracheal - Infrahyoid - Paratracheal - Thyroid - Deep Parotid - Superior Deep - Submandibular - Retropharyngeal - Inferior Deep
54
What lymph nodes receive the majority of lymph from the Superficial Cervical Lymph Nodes?
Inferior Deep Lymph Nodes