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KCUMB Anatomy II > Final Exam > Flashcards

Final Exam Flashcards

1
Q

What nerve innervates platysma?

A

Cervical branch of the facial

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2
Q

What does the sphenoid sinus drain into?

A

Sphenoethmoid recess

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3
Q

What does the posterior ethmoid sinus drain into?

A

Superior meatus

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4
Q

What does the frontal, maxillary, anterior and middle ethmoid sinus drain into?

A

Middle meatus

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5
Q

What 3 veins does the nasal drain into? SFO

A

Sphenopalatine
Facial
Ophthalmic

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6
Q

What nerve supplies the anteriosuperior region of the nose?

A

V1 = anterior ethmoidal nerve

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7
Q

What nerve supplies the posterior 2/3 of the nose?

A

V2 = nasopalatine and greater palatine nerve

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8
Q

What skeletal bones does the neural crest make up? (8)

A

Facial bones

  1. Mandible
  2. Frontal
  3. Zygomatic
  4. Anterior Sphenoid & frontal
  5. Nasal
  6. Maxilla
  7. Incisive
  8. Sometimes coronal and Sagittal sutures
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9
Q

What muscles come from PA1?

A
  1. Mastication (masseter & temporalis)
  2. Mylohyoid
  3. Anterior digastric
  4. Tensor tympanic
  5. Tensor veli palatini
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10
Q

What muscles come from PA2?

A
  1. Facial expression
  2. Stapedius
  3. Stylohyoid
  4. Posterior digastric
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11
Q

What muscles come from PA3?

A

Stylopharyngeus

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12
Q

What muscles come from PA4?

A
  1. Cricothyroid
  2. Levator veli palatini
  3. Pharynx constrictors
  4. Intrinsic larynx
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13
Q

What skeletal components come from PA2?

A
  1. Stapes
  2. Styloid process
  3. Upper body of hyoid
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14
Q

What skeletal components come from PA3?

A
  1. Lower body of hyoid
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15
Q

What skeletal components of come from PA4?

A

(Cartilages of thyroid)

  1. Thyroid
  2. Cricoid
  3. Arytenoid
  4. Corniculate
  5. Cuneiform
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16
Q

What cortex layer does the Broca’s area stay in?

A

Frontal cortex

Motor speech area

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17
Q

What cortex layer contains the Wernicke’s area? (2)

A

Parietal and temporal

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18
Q

What areas and association areas are located within frontal lobe?

A

Broca’s area
Primary motor area
Pre motor area

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19
Q

What areas and association areas are located within parietal lobe?

A

Wernicke’s area

Primary somatosensory association area

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20
Q

What areas and association areas are located within temporal lobe?

A

Wernicke’s area
Auditory association area
Olfactory
Auditory and Olfactory association area

21
Q

What areas and association areas are located within occipital lobe?

A

Primary visual

Visual association

22
Q

What are the 3 unpaired cartilages of the larynx?

A

ACC

  1. Arytenoid
  2. Cuneiform
  3. Corniculate
23
Q

What are the 3 paired cartilages of the larynx?

A
  1. Epiglottic
  2. Cricoid
  3. Thyroid
24
Q

What part of the larynx forms sound?

A

Vocal folds

25
Q

What part of the larynx protects the vocal folds?

A

Vestibular folds

26
Q

What innervates the prevertebral muscles?

A

Ventral rami

27
Q

What is the arterial supply to the nasal area? Which are the max contributors?

A

Max = maxillary and ophthalmic

Maxillary - sphenopalatine, anterior and posterior ethmoid, greater palatine

Ophthalmic - anterior and posterior ethmoid

Facial - superior labial and lateral nasal

28
Q

Where do the thyroid arteries arise from? IMA; Superior; Inferior

A

IMA = brachiocephalic

Superior = external carotid

Inferior = subclavian

29
Q

Intrinsic vs. Extrinsic muscles

A

Intrinsic - curl, squeeze, and fold the tongue

Extrinsic - speech and food manipulation

30
Q

Function of genioglossus, styloglossus, hyoglossus, palatoglossus

A
  1. Genioglossus - protract tongue
  2. Styloglossus - elevate and retract
  3. Hyoglossus - depress and retract
  4. Palatoglossus - elevate posterior part
31
Q

What is within the pre tracheal layer of the fascia like layers? (3)

A
  1. Trachea
  2. Thyroid gland
  3. Esophagus
32
Q

What are the contents of the prevertebral layer of the neck fascia?

A
  1. Longus colli
  2. Anterior scalene
  3. Vertebral arch
  4. Nuchal ligament
  5. Middle scalene
33
Q

What area the components of the carotid sheath of the neck fascia?

A
  1. Common carotid artery
  2. Internal jugular
  3. Vagus nerve
34
Q

What area the components within the investing layer of the neck fascia?

A
  1. Trapezius

2. SCM

35
Q

What does the nasolacrimal duct drain into?

A

Inferior meatus

36
Q

What are the three suprahyoid muscles?

A
  1. Geniohyoid
  2. Mylohyoid
  3. Digastrics
37
Q

Function & innervation of geniohyoid

A

Shortens mouth floor

C1 via hypoglossal

38
Q

Function and innervation of Digastrics

A

Depress mandible and steady hyoid

Anterior = Mandibular

Posterior = facial

39
Q

Function and innervation of mylohyoid

A

Elevates hyoid and tongue

Nerve to mylohyoid from inferior alveolar via trigeminal

40
Q

What are the infrahyoid muscles?

A
  1. Sternohyoid and Omohyoid
  2. Sternothyroid
  3. Thyrohyoid
41
Q

Functions and innervation of sternohyoid and Omohyoid

A

Ansa Cervicalis

Depress and steady hyoid

42
Q

Functions and innervation of sternothyroid

A

Ansa Cervicalis

Depress hyoid and larynx

43
Q

Function and innervation of Thyrohyoid

A

C1 of Hypoglossal

Depress hyoid and elevate larynx

44
Q

Which larynx muscle abducts the vocal ligament?

A

Posterior crico-arytenoid

45
Q

Function of lateral crico-arytenoid?

A

ADDucts vocal folds (fine tuning)

46
Q

Function of transverse and oblique arytenoids?

A

ADDucts arytenoid cartilages

47
Q

Function of vocalis?

A

Relaxes posterior vocal ligament while maintaining tension in anterior part

48
Q

Function of crico-arytenoid?

A

Stretch and tense the vocal ligament

49
Q

Function of the thyro-arytenoid?

A

Relaxes vocal ligament

KCUMB Anatomy II (5 decks)

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