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ANATOMY SEM3 > A10 > Flashcards

A10 Flashcards

1
Q

Why is the cricoid cartilage important?

A

Junction between larynx and trachea

Junction between oesophagus and pharynx

Level where laryngeal nerve enters larynx

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2
Q

What are the attachments of the sternocleidomastoid?

A

Sternal head - manubrium of sternum; clavicular head - medial third of clavicle

Insertion: mastoid process of temporal bone and superior Michal of occipital bone

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3
Q

What is the border of the anterior triangle of the neck and what goes through it?

A

Borders: mandible, midline and sternocleidomastoid

Vague nerve, IJV, Common Carotid (ICA and ECA), thyroid gland, phrenic nerve, oesophagus and trachea

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4
Q

What are the borders of the posterior compartment and what does it contain?

A

Borders: occipital bone, trapezius, clavicle and sternocleidomastoid

Accessory nerve, subclavian artery, EJV, branches of cervical plexus

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5
Q

What forms the floor of the triangles of the neck?

A

Scalène muscles and prevertebral fascia

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6
Q

What are the borders of the submandibular triangle?

A

Mandible and digastric

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7
Q

What are the borders of the sub mental triangle?

A

Midline, digastric and hyoid

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8
Q

What is the border of the carotid triangle?

A

Digastric, sternocleidomastoid and omohyoid

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9
Q

What is the border of the muscular triangle?

A

Sternocleidomastoid, omohyoid, and midline

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10
Q

What is the borders of the occipital triangle?

A

Trapezius, omohyoid and sternocleidomastoid

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11
Q

What is the border of the supraclavicular triangle?

A

Clavicle, omohyoid and sternocleidomastoid

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12
Q

What is the name of the triangle between the sternal and clavicular heads of the sternocleidomastoid?

A

Lesser supraclavicular

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13
Q

What are the cervical fascia?

A

Investing - contains your SCM and trapezius and parotid gland

Pretracheal: contains thyroid gland, oesophagus and tracheal

Prevertebral: contains vertebrae and deep cervical muscles of the neck

Carotid sheath: contains common and internal carotids, IJV and vagus nerve

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14
Q

What is the origin of the common carotid?

A

Right: brachiocephalic trunk

Left: aorta arch

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15
Q

What is the terminal branches of common carotid artery?

A

External and internal carotid at the upper border of parotid gland

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16
Q

What are the branches of the external carotid?

A

Superior thyroid

Ascending pharyngeal

Lingual

Facial

Occipital

Posterior auricular

Maxillary

Superficial temporal

17
Q

Where does the internal carotid artery enter the skull?

A

Carotid canal

18
Q

What is the external jugular vein formed off?

A

Union of posterior retromandibular and auricular veins behind the angle of mandible

Drains into subclavian vein

ANATOMY SEM3 (14 decks)

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