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Dental Science > Exam 4 Blood Vessels of the Head and Neck > Flashcards

Exam 4 Blood Vessels of the Head and Neck Flashcards

1
Q

communication of a
blood vessel with another blood vessel by a
connecting channel

A

Anastemosis/anastemoses

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2
Q

blood filled spaces between

two layers of tissue

A

Venous sinuses

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3
Q

clot that forms on the inner blood vessel wall

“Stuck”

A

Thrombus

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4
Q

foreign material or clot “travelling” in

the blood that can block the vessel

A

Embolus

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5
Q

What is different about the pulmonary arteries and veins?

A

Arteries carry oxygenated blood away from the heart and supply the body

Veins carry the deoxygenated blood toward the heart

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6
Q

What is different about the pulmonary arteries and veins?

A

Arteries carry oxygenated blood away from the heart and supply the body

Veins carry the deoxygenated blood toward the heart to be replenished

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7
Q 
travels underneath the
sternocleidomastoid muscle (SCM), adjacent to the
internal jugular vein (IJV)
A

Internal Carotid Artery ICA

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8
Q

Supplies intracranial structures and is the source of the ophthalmic artery

A

Internal Carotid Artery

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9
Q

Branches of ICA:

A

Ophthalmic artery: supplies eye, orbit, and lacrimal

gland

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10
Q

Inferior alveolar artery is a branch from

A

Maxillary artery

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11
Q

Supplies the extracranial tissues of the head an neck, including the oral cavity
HAS MANY BRANCHES

A

External Carotid Artery

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12
Q

Superior Thyroid Artery Lingual Artery Facial Artery *Ascending Pharyngeal Artery Occipital Artery Posterior Auricular Artery Maxillary Artery Superficial Temporal Artery
*Lies medially, not pictured here as it is not visible from the lateral aspect

A

Direct Branches of ECA

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13
Q

____ arteries supply all dental structures

A

maxillary artery

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14
Q

Tissues inferior to Artery

the hyoid bone, including infrahyoids, SCM, muscles of larynx and thyroid gland

A

Anterior: Superior Thyroid Artery

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15
Q

Tissues superior to hyoid bone including suprahyoids and FOM

A

Anterior: Lingual Artery

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16
Q

Face in the oral, buccal, zygomatic, nasal, infraorbital, and orbital regions

A

Anterior: Facial Artery

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17
Q

Pharyngeal walls, pharyngeal

soft palate, meninges of the brain

A

Medial: Ascending Pharyngeal

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18
Q

Suprahyoids, SCM, scalp and meningeal tissues in occipital region

A

Posterior: Occipital Artery

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19
Q

Internal ear and

mastoid air cells

A

Posterior: Auricular

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20
Q

Parotid salivary duct Terminal
artery
and nearby facial tissues, temporalis muscle, scalp in frontal and parietal regions

A

Terminal: Superficial Temporal Artery

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21
Q

Meninges of Brain, Bones of Skull

A

Middle Meningeal Artery

22
Q

Mandibular teeth, FOM, mental region

A

Inferior Alveolar

23
Q

travels through mandibular canal

A

inferior alveolar

24
Q

Temporalis muscle

A

Deep temporal

25
Q

Lateral and Medial pterygoid muscles

A

Pterygoid

26
Q

Masseter

A

Masseteric

27
Q

Buccinator and Buccal region

A

Buccal

28
Q

Posterior and Maxillary teeth

A

Posterior Superior Alveolar

29
Q

Orbital region, face, and anterior maxillary teeth

A

Infraorbital

30
Q

Hard and soft palate

A

Greater Palatine

31
Q

Nasal cavity and anterior hard palate

A

Sphenopalatine

32
Q

Facial Vein

A

-Main drainage of the facial structures
- Drains into the IJV (internal jugular vein)
- Vein begins at medial corner of eye, with the junction of the suprtrochlear and supraorbital veins
-Supraorbital anastemoses with the opthalmic veins ¨
-Ophthalmic anastemoses with the cavernous sinus à
pathways for infection!

33
Q

Supraorbital anastemoses with the __ __

A

opthalmic veins

34
Q

Ophthalmic anastemoses with the ___ ____ –>

pathways for infection!

A

cavernous sinus

35
Q

IS DRAINED BY: Frontal region

A

Supratrochlear and supraorbital

36
Q

IS DRAINED BY: Upper lip area

A

Superior labial

37
Q

IS DRAINED BY:Lower lip area

A

Inferior labial

38
Q

IS DRAINED BY Submental regions

A

Submental

39
Q

IS DRAINED BY: Lingual and sublingual regions

A

Lingual

40
Q

IS DRAINED BYMeninges of brain

A

Middle meningeal

41
Q

IS DRAINED BY:Maxillary teeth

A

Posterior superior alveolar

42
Q

IS DRAINED BY: Mandibular teeth and submental area

A

Inferior Alveolar

43
Q

Is drained by: Orbital region

A

Opthalmic

44
Q

Is drained by: Lateral scalp area

A

Superficial temporal and posterior auricular

45
Q

What it drains:

Pterygoid Plexus

A

Maxillary

46
Q

**Pterygoid plexus drains deep ____ ____

A

facial structures

47
Q

Does the retromandibular vein divide?

A

YES!!**

48
Q

Where does the division occur for the retromandibular vein

A

inferior to the parotid

49
Q

REMEMBER: RETROMANDIBULAR DIVIDES AND CAN FLOW INTO EITHER ___OR ___

A

EJV OR IJV

50
Q

Cavernous venous sinus is a __ ___!!!

A

danger space!

51
Q

narrowing or blockage of arteries caused by a buildup of plaque

A

Atherosclerosisx

Dental Science (27 decks)

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