Blood Vessels And Lymphatics Flashcards

1
Q

What are the 3 parts of the first part of the subclavian a?

A

Vertebral a.
Internal thoracic a.
Thyrocervical a.

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2
Q

What are the parts of the thyrocervical trunk?

A

Inferior thyroid a. (Ascending cervical a. And inferior laryngeal a)
Suprascapular a.
Transverse cervical a.

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3
Q

What divisions arise from the second part of the subclavian a?

A

Costcervical trunk (deep cervical a. And superior intercostal a.)

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4
Q

What arises from the third part of the subclavian a.?

A

Dorsal scapular a.

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5
Q

_______ is the medial border of the first part of the subclavian a.?

A

Anterior scalene muscle

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6
Q

The Vertebral a. Travels through ______ foramen?

A

CV6-1, foramen magnum

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7
Q

Basilar a. And vertebral a.supply which structures?

A

Brainstem, cerebellum, and upper spinal cord

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8
Q

Describe the subclavian steal syndrome

A

Syndrome is due to the obstruction of the subclavian a. Prox. To the vertebral system (supplies the brain) into the distal subclavian a. (Ipsilateral extremity)

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9
Q

Describe the vertebral-basilar insufficiency.

A

Decreased blood flow to the brain (coma, quadriplegia)

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10
Q

Path of the internal thoracic a?

A

Branches from the subclavian a. Opposite the vertebral a. And courses inferiorly into the thorax just posterior to the costal cartilages

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11
Q

The right common carotid a. Begins some at the bifurcation of the _____________?

A

Brachiocephalic trunk

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12
Q

The left common carotid a. Arises from the apex of the __________ and passes through the superior mediastinum>

A

Aortic arch

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13
Q

___________ a. Is the first branch of the internal carotid a.?

A

Ophthalmic a.

There is no branches in the neck

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14
Q

Describe the circle of Willis.

A

Hexagonal arterial circle at the base of the brain

Distributes the majority of the blood to the brain

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15
Q

What are the 8 branches of the external carotid a.?

A

Superior thyroid a., ascending pharyngeal a., lingual a., facial a., occipital a., posterior auricular a., superficial temporal a., maxillary a.

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16
Q

What are the 4 branches of the facial a. Arising from the external carotid a.?

A

Inferior and superior labial a.
Lateral nasal a.
Angular a.

17
Q

What are the two branches from the occipital a. Arising from the external carotid a.?

A

Sternomastoid branch

Descending branch of the occipital a.

18
Q

_________ and __________ are the terminal branches of the external cartoid a.?

A

Superficial temporal a.

Maxillary a.

19
Q

What are the three branches of the maxillary a.?

A

Mandibular a., pterygoid a., and sphenopalatine a.

20
Q

What are the 5 branches off the mandibular portion of the maxillary artery?

A
Deep auricular artery
Anterior tympanic a.
Middle meningeal a.
Accessory meningeal a.
Inferior alveolar a.
21
Q

___________ artery may rupture with head trauma

A

Middle meningeal a.

Epidural hematoma

22
Q

What are the branches of the pterygoid portion of the maxillary artery names after?

A

The corresponding named branches of the mandibular nerve

23
Q

Branch of the sphenopalatine portion of the maxillary artery branch into _________ and ___________?

A

Branches lateral to the pterygomaxillary fissure and within the sphenopalatine artery

24
Q

___________ and ________ are the two branches lateral to the pteryomaxillary fissure that arise from the sphenopalatine portion of the maxillary artery.

A

Posterior superior alveolar a. And infraorbital a.

25
Q

_________ and _________ are the two branches with the sphenopalatine fossa that arise from the sphenopalatine portion of the maxillary a.?

A

Descending Palatine a. (Branches into artery of the pterygoid canal and pharyngeal a.)

Sphenopalatine a. ( branches into posterior lateral nasal a. And posterior septal a.)

26
Q

What 4 veins drain into the external jugular vein?

A

Retro mandibular v.
Pterygoid plexus
Posterior auricular v.
Anterior jugular v.

27
Q

_________ veins drains primarily the brain and some of the face and neck.

A

Internal Jugular v.

28
Q

___________ is located in the jugular fossa and does not have a valve?

A

Superior bulb of the internal jugular vein

29
Q

___________ is located posterior to the interval b/w the sternoclavicular heads of the SCM (has a valve)

A

Inferior bulb of the internal jugular vein

30
Q

What are the 3 group of lymph nodes in the head and neck?

A

Pericervical lymph nodes (includes occipital, mastoid, parotid, submandibular, buccaneers, and submental nodal groups)
Superficial cervical lymph nodes
Deep cervical lymph nodes (jugular-digastric (tonsillar) nodes and jugular-omohyoid nodes)

31
Q

__________ drains into the thoracic duct on the left

A

Jugular trunk

32
Q

____________ drains lymph from the right neck and head?

A

Right lymphatic duct or IJV/subclavian v

33
Q

___________ is located only on the left side of the body for draining lymph?

A
Thoracic duct (receives lymph from the left jugular trunk)
The thoracic duct drains into the IJV or subclavian v.