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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
Q

Fascia that splits to enclose SCM and trapezius; investing layer

A

Superficial cervical fascia

26
Q

Thin layer surrounding the thyroid and parathyroid gland; forms false capsule of thyroid

A

Pretracheal layer of cervical fascia

27
Q

Thick layer forming fascial form of posterior triangle; extends to 1st rib into the axilla to form axillary sheath

A

Prevertebral layer of cervical fascia

28
Q

Lateral content of carotid sheath

A

Internal jugular v.

29
Q

Medial contents of carotid sheath

A

Common and internal carotid a.

30
Q

Posterior content of the carotid sheath

A

Vagus n.

31
Q

Potential space containing loose CT bounded by deep cervical fascia

A

Retropharyngeal space

32
Q

Most superficial muscle of the neck

A

Platysma

33
Q

Vertebral level of hyoid bone

A

C3

34
Q

Only bone that does not articulate w/ another bone

A

Hyoid bone

35
Q

Suprahyoid muscles

A

Digastric (Ant, Post.)
Mylohyoid
Stylohyoid
Geniohyoid

36
Q

Infrahyoid muscles

A

Deep: Thyroid, Sternohyoid
Superficial: Omohyoid, Sternohyoid

37
Q

Action of suprahyoid muscles

A

Elevates hyoid bone

38
Q

Muscles that depress the hyoid

A

Omohyoid

Sternohyoid

39
Q

Neck muscle that depresses larynx and hyoid

A

Thyrohyoid

40
Q

Muscle that depresses the larynx

A

Sternothyroid

41
Q

Boundaries of the post triangle

A

Trapezius
Clavicle
SCM

42
Q

Boundaries of the anterior triangle of the neck

A

Digastric
SCM
Sternohyoid

43
Q

Boundaries of the submental triangle

A

Ant belly of digastric m.

Hyoid bone

44
Q

Muscular floor of the submental triangle

A

Mylohyoid

45
Q

Boundaries of the submandibular triangle

A

Ant and post bellies if digastric m.

Inf border of the mandible

46
Q

Boundaries of the carotid triangle

A

Sup belly of omohyoid
Post belly of digastric
Ant border of SCM

47
Q

Where is the carotid pulse easily palpated?

A

Beneath the ant border of SCM at the lvl of the superior border of thyroid cartilage

48
Q

Boundaries of muscular triangle

A

Sup. belly of omohyoid
Ant. belly of digastric
Ant. belly of SCM

49
Q

Contents of the muscular triangle

A

Sternohyoid, sternothyroid, thyrohyoid
Thyroid
Parathyroid
Larynx

50
Q

What nerve crosses the occipital triangle?

A

Accessory n.

51
Q

What 2 BVs crosses the supraclavicular triangle?

A

Ext jugular v.

Subclavian a.

Anatomy (20 decks)

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