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Anatomy > Back and Neck > Flashcards

Back and Neck Flashcards

1
Q

Drainage of thryoid gland

A

Sup, middle, inf thyroid

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2
Q

Blood supply of isthmus, present in 12% pop

A

Thyroidea ima a.

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3
Q

Tracheal rings assoc with isthmus of thyroid galnd

A

2nd-4th tracheal rings

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4
Q

Fascia that surrounds the thyroid gland

A

Pretracheal fascia

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5
Q

Fibrous, muscular band connecting the pyramidal lobe to the hyoid bone

A

Levator glandulae thyroidea

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6
Q

Remnant of thyroglossal duct

A

Foramen cecum

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7
Q

Most common location of ectopic thyroid gland

A

lingual

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8
Q

Tumors in oral cavity drain in to what LN

A

Levels I-III

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9
Q

Tumors in oropharynx, hypopharynx, larynx drain in to what LN

A

Levels 2-4

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10
Q

Tumors in nasopharynx and thyroid drain in to what LN

A

Level V

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11
Q

Tensor of vocal cord

A

Cricothyroid

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12
Q

Blood supply of the thyroid gland

A

Sup and Inf thyroid a.

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13
Q

Superficial muscle of the back; connects w/ shoulder girdle

A

Erector spinae

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14
Q

Intermediate muscle of the back; involved w/ movement of thoracic cage

A

Transversospinalis

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15
Q

Deep muscles of the back

A

Interspinalis

Intertransversarii

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16
Q

Boundaries of the triangle of auscultation

A

Latissimus dorsi
Trapezius
Medial border of scapula

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17
Q

Boundaries of the triangle of petit (site of lumbar hernia)

A

Ext oblique
Latissimus dorsi
Iliac crest

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18
Q

B/S of the cervical back

A

Occipital a.
Vertebral a.
Deep cervical a.

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19
Q

B/S of thoracic back

A

Post intercostal a.

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20
Q

B/S of lumbar back

A

Subcostal a.

Lumbar a.

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21
Q

B/S of sacral back

A

Iliolumbar a.

Lat sacral a.

22
Q

Veins of the back

A

Ext vertebral venous plexus

Int vertebral venous plexus

23
Q

N/S of the back

A

Post rami of 31 spinal nerves

24
Q

Layers of cervical fascia

A

Superficial
Pretracheal
Prevertebral

25
Fascia that splits to enclose SCM and trapezius; investing layer
Superficial cervical fascia
26
Thin layer surrounding the thyroid and parathyroid gland; forms false capsule of thyroid
Pretracheal layer of cervical fascia
27
Thick layer forming fascial form of posterior triangle; extends to 1st rib into the axilla to form axillary sheath
Prevertebral layer of cervical fascia
28
Lateral content of carotid sheath
Internal jugular v.
29
Medial contents of carotid sheath
Common and internal carotid a.
30
Posterior content of the carotid sheath
Vagus n.
31
Potential space containing loose CT bounded by deep cervical fascia
Retropharyngeal space
32
Most superficial muscle of the neck
Platysma
33
Vertebral level of hyoid bone
C3
34
Only bone that does not articulate w/ another bone
Hyoid bone
35
Suprahyoid muscles
Digastric (Ant, Post.) Mylohyoid Stylohyoid Geniohyoid
36
Infrahyoid muscles
Deep: Thyroid, Sternohyoid Superficial: Omohyoid, Sternohyoid
37
Action of suprahyoid muscles
Elevates hyoid bone
38
Muscles that depress the hyoid
Omohyoid | Sternohyoid
39
Neck muscle that depresses larynx and hyoid
Thyrohyoid
40
Muscle that depresses the larynx
Sternothyroid
41
Boundaries of the post triangle
Trapezius Clavicle SCM
42
Boundaries of the anterior triangle of the neck
Digastric SCM Sternohyoid
43
Boundaries of the submental triangle
Ant belly of digastric m. | Hyoid bone
44
Muscular floor of the submental triangle
Mylohyoid
45
Boundaries of the submandibular triangle
Ant and post bellies if digastric m. | Inf border of the mandible
46
Boundaries of the carotid triangle
Sup belly of omohyoid Post belly of digastric Ant border of SCM
47
Where is the carotid pulse easily palpated?
Beneath the ant border of SCM at the lvl of the superior border of thyroid cartilage
48
Boundaries of muscular triangle
Sup. belly of omohyoid Ant. belly of digastric Ant. belly of SCM
49
Contents of the muscular triangle
Sternohyoid, sternothyroid, thyrohyoid Thyroid Parathyroid Larynx
50
What nerve crosses the occipital triangle?
Accessory n.
51
What 2 BVs crosses the supraclavicular triangle?
Ext jugular v. | Subclavian a.

Anatomy (20 decks)

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