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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
What part of the larynx protects the vocal folds?
Vestibular folds
26
What innervates the prevertebral muscles?
Ventral rami
27
What is the arterial supply to the nasal area? Which are the max contributors?
Max = maxillary and ophthalmic Maxillary - sphenopalatine, anterior and posterior ethmoid, greater palatine Ophthalmic - anterior and posterior ethmoid Facial - superior labial and lateral nasal
28
Where do the thyroid arteries arise from? IMA; Superior; Inferior
IMA = brachiocephalic Superior = external carotid Inferior = subclavian
29
Intrinsic vs. Extrinsic muscles
Intrinsic - curl, squeeze, and fold the tongue Extrinsic - speech and food manipulation
30
Function of genioglossus, styloglossus, hyoglossus, palatoglossus
1. Genioglossus - protract tongue 2. Styloglossus - elevate and retract 3. Hyoglossus - depress and retract 4. Palatoglossus - elevate posterior part
31
What is within the pre tracheal layer of the fascia like layers? (3)
1. Trachea 2. Thyroid gland 3. Esophagus
32
What are the contents of the prevertebral layer of the neck fascia?
1. Longus colli 2. Anterior scalene 3. Vertebral arch 4. Nuchal ligament 5. Middle scalene
33
What area the components of the carotid sheath of the neck fascia?
1. Common carotid artery 2. Internal jugular 3. Vagus nerve
34
What area the components within the investing layer of the neck fascia?
1. Trapezius | 2. SCM
35
What does the nasolacrimal duct drain into?
Inferior meatus
36
What are the three suprahyoid muscles?
1. Geniohyoid 2. Mylohyoid 3. Digastrics
37
Function & innervation of geniohyoid
Shortens mouth floor C1 via hypoglossal
38
Function and innervation of Digastrics
Depress mandible and steady hyoid Anterior = Mandibular Posterior = facial
39
Function and innervation of mylohyoid
Elevates hyoid and tongue Nerve to mylohyoid from inferior alveolar via trigeminal
40
What are the infrahyoid muscles?
1. Sternohyoid and Omohyoid 2. Sternothyroid 3. Thyrohyoid
41
Functions and innervation of sternohyoid and Omohyoid
Ansa Cervicalis Depress and steady hyoid
42
Functions and innervation of sternothyroid
Ansa Cervicalis Depress hyoid and larynx
43
Function and innervation of Thyrohyoid
C1 of Hypoglossal Depress hyoid and elevate larynx
44
Which larynx muscle abducts the vocal ligament?
Posterior crico-arytenoid
45
Function of lateral crico-arytenoid?
ADDucts vocal folds (fine tuning)
46
Function of transverse and oblique arytenoids?
ADDucts arytenoid cartilages
47
Function of vocalis?
Relaxes posterior vocal ligament while maintaining tension in anterior part
48
Function of crico-arytenoid?
Stretch and tense the vocal ligament
49
Function of the thyro-arytenoid?
Relaxes vocal ligament

KCUMB Anatomy II (5 decks)

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