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Human Cadaver Anatomy > Arteries of the Head and Neck > Flashcards

Arteries of the Head and Neck Flashcards

1
Q

Aortic arch gives rise to the ________________ trunk, ___________ ___________ artery, and ___________ ________________ artery

A

brachiocephalic trunk
left common carotid
left subclavian

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2
Q

What does the brachiocephalic trunk supply?

A

right side of head, neck, and upper limb

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3
Q

what does the left common carotid artery supply?

A

left side of head and neck

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4
Q

what does the left subclavian artery supply?

A

left upper limb

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5
Q

The brachiocephalic trunk gives rise to the ______ ________ and _______ ___________ arteries

A

right subclavian
right common carotid

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6
Q

what does the right subclavian artery supply?

A

right upper limb

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7
Q

what does the right common carotid supply?

A

right side of head and neck

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8
Q

Where are the common carotid arteries located?

A

in carotid sheath along with the internal jugular vein and CN XI

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9
Q

Where do the common carotid arteries divide?

A

level of the superior border of the larynx

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10
Q

the common carotid arteries divide at the level of the ____________ border of the larynx into _____________ and __________ __________ arteries

A

superior
external and internal carotid arteries

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11
Q

what do the external carotid arteries supply?

A

structures of the external head and neck

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12
Q

what do the internal carotid arteries supply?

A

cerebrum and orbits

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13
Q

What are the branches of the external carotid artery?

A

superficial temporal A.
facial A.
Maxillary A
Middle Meningeal A
Lingual A.
Ascending Pharyngeal A.

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14
Q

what do the branches of the external carotid artery supply?

A

scalp and face

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15
Q

What does the superior thyroid artery supply?

A

infrahyoid muscles, portions of the thyroid gland and larynx

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16
Q

What does the superior thyroid artery supply do to the thyroid gland?

A

stimulates the thyroid via hormones in the blood to produce T3 and T4

17
Q

The internal carotid artery enters the skull via ______________

A

the carotid canal

18
Q

What does the internal carotid artery supply?

A

2/3 of the cerebrum

19
Q

What is the first major branch of the internal carotid arteries?

A

opthalamic A.

20
Q

What passes through the carotid triangle?

A

common, internal, and external carotid arteries

21
Q

WHat are the branches of the internal carotid artery?

A

opthalamic artery
anterior cerebral artery
middle cerebral artery

22
Q

what does the opthalamic artery supply?

A

eye and orbital structures

23
Q

what does the middle cerebral artery supply?

A

huge chunk of the anterior cerebrum

24
Q

what does the anterior cerebral artery supply?

A

huge chunk of medial cerebrum

25
Q

what is the function of the circle of willis?

A

allows blood to pass even if one major artery is blocked

26
Q

what makes up the circle of willis?

A

Anterior cerebral A.
Middle Cerebral A.
Posterior Cerebral A.
Internal Carotid A.
Anterior Communicating A.
Posterior communicating A.

27
Q

What connects the anterior cerebral arteries?

A

anterior communicating A.

28
Q

Each subclavian artery gives rise to the __________ artery, ____________ trunk, and ____________ trunk

A

vertebral artery
thyrocervical trunk
costocervical trunk

29
Q

Describe the path of the vertebral arteries

A

Enter C6 through the transverse foramina, heads superior, enters skull via the foramen magnum

30
Q

what does the thyrocervical trunk supply?

A

parathyroid glands
portions of thyroid gland, pharynx, larynx, trachea, and brachial plexus

31
Q

what does the costocervical trunk supply?

A

muscles of the neck
superior 2 intercostal spaces

32
Q

what do the vertebral arteries supply?

A

cervical vertebrae and spinal cord

33
Q

The vertebral arteries anastomose to form the __________ artery which then gives rise to the __________ ________ arteries

A

basilar
posterior cerebral A.

34
Q

what does the basilar artery supply?

A

brainstem and cerebellum

35
Q

what does the posterior cerebral artery supply?

A

posterior cerebrum

36
Q

the Posterior Cerebral arteries give rise to _____ ________ arteries that anastomose with ______ ___________ arteries forming the circle of Willis

A

Posterior communicating A.
Internal Carotid A.

37
Q

what does the circle of willis surround?

A

pituitary gland and optic chiasma

Human Cadaver Anatomy (39 decks)

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