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ANHP 205 > Anatomy Of The Neck > Flashcards

Anatomy Of The Neck Flashcards

(52 cards)

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1
Q

What are the functions of the neck?

A
  1. Support for head
  2. Allow for motion of the head
  3. Passageway
  4. Contains important organs
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2
Q

What is the neck a passageway for?

A
  1. Respiratory and digestive systems
  2. Spinal cord
  3. Major Blood vessels
  4. Never and lymph nodes
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3
Q

What is the C spine?

A

7 vertebra

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4
Q

What is the hyoid bone?

A
  1. Anterior (C-3 level)
  2. Mobile
  3. Muscle attachment and aid to keep airway open
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5
Q

What are the soft tissue glands of the neck?

A
  1. Thyroid
  2. Parathyroid
  3. Salivary
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6
Q

What is the thyroid gland?

A
  1. Butterfly shaped
  2. Thin, fibrous capsule
  3. Endocrine gland
  4. Rich blood supply
  5. Level of C5- T1
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7
Q

What is the right and left lobes of the thyroid?

A
  1. Lateral to midline
  2. Wrap posteriorly to the isthmus
  3. Superior and inferior poles
  4. Posterior to the strap muscles
  5. Anterior to the longs colli muscle
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8
Q

What is the isthmus?

A
  1. Relatively thin, midline bridge
  2. Anterior to trachea and esophagus

~C5

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9
Q

What are the parathyroid glands?

A
  1. Four, small glands
  2. Lie on posterior surface of each thyroid lobe
  3. Lie external to fibrous capsule
  4. Regulate calcium levels
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10
Q

What are the salivary glands?

A
  1. Accessory glands for digestion
  2. Lie in jaw and lower ear area
  3. Produce and secrete saliva into oral cavity
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11
Q

What are the three paired salivary glands?

A
  1. Parotids
  2. Submandibulars
  3. Sublinguals
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12
Q

What is the parotid gland

A
  1. Largest
  2. Wedged between mandible and sternocleidomastoid muscle
  3. Extends from ear office to angle mandible
  4. Draining via stensen’s duct into mounth
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13
Q

What is the submandiular?

A
  1. 2nd largest
  2. Located at angle of the jaw behind mandible
  3. Draining via wharton’s deep posterior to teeth
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14
Q

What is the pharynx?

A

Ibromuscular passageway

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15
Q

What is the three sections the pharynx is divided into?

A
  1. Nasopharynx
  2. Oropharynx
  3. Laryngoharynx
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16
Q

What is the nasopharynx?

A
  1. Superior portion of the pharynx
  2. Directly behind the nose
  3. Adenoid tonsils on paterior wall
  4. Audio tubes enter laterally
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17
Q

What is the oropharynx?

A
  1. Middle portion of pharynx
  2. Direcetly behind the mount
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18
Q

What is the oropharynx?

A
  1. Middle portion of pharynx
  2. Directly behind the mouth
  3. Palestine tonsils on posterior wall
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19
Q

What is the laryngopharnx

A
  1. Inferior portions of pharynx
  2. Adjacent to opening or larynx and esophagus
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20
Q

What is the larynx (voice box)

A
  1. Modified part of air passage
  2. Important cartilages
  3. Epiglottis
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21
Q

What are the Cricoid cartilage?

Study These Flashcards
A
  1. Inferior to thyroid cartilage
  2. Marks start of esophagus and treacherous
22
Q

What is the trachea?

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A
  1. Airway to lungs
  2. Divides into left and right main bronchi
  3. Reinforced by C cartilage
  4. Passes through mediastinum
23
Q

Where does the trachea bifurcate?

24
Q

What is the location of the trachea?

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A
  1. Anterior to esophagus
  2. Posterior to thyroid isthmus
25
The esophagus is what?
1. Muscular canal from mouth to stomach 2. Travels through mediastinum 3. Directly anterior to spine 4. Ends @ GE junction
26
What does the vasculature of the neck contain?
1. Carotid arteries 2. Vertebral arteries 3. Jugular veins
27
Where is the location of the vasculature?
1. Lateral aspect of neck 2. Lateral to the thyroid gland
28
CCAs give off what?
No side branches
29
CCAs are surrounded by what?
Carotid sheath
30
The CCAs bifurcate into what?
Internal and external carotid Artery’s
31
Thyroid ones are what?
Medial to CCA
32
What is the internal carotid artery?
1. Enters base of skull through the temporal bone 2. No branches in the neck region 3. Connects to the circle of Willis 4. Supplies blood to brain
33
What is the external carotid artery?
1. Numberous branches 2. Path is tortuous 3. Blood Supply to face and scalp
34
What are the vertebral Arteries?
1. 1st branch of subclavian artery bilateral 2. Ascends through transverse foramina of cervical posterior to CCA 3. Located posterior to CCA
35
Where does the vertebral arteries enter and exit
1. Enter head via foramen magnum 2. From the basilar artery within head
36
What are the internal jugular Gaines?
1. Bilateral 2. Drains venous sinuses in head 3. Lie lateral to internal and CCA 4. Runs within carotid sheath 5. Collapse easily with compression
37
What is the Carotid sheath?
Strong fascia that surrounds structures to prevent easy compression
38
What does the carotid sheet do?
1. Strong fascia that surrounds structures to prevent easy compression
39
What does the carotid sheath include?
1. CCA 2. IJV 3. Vagus nerve
40
What is the functions of the muscles of the face neck?
1. Facial expression 2. Mastication 3. Support of head and neck structures 5. Movement
41
What is the masseter?
1. Primary muscle of chewing 2. Deep to parotid gland 3. Elevates mandible
42
What is the platysma?
1. Large, thin muscular, sheath 2. Extends from mandible to clavicle 3. Anterior to strap muscles and SCM 4. Creates ridges in neck
43
What is the sternocleidomastoid (SCM) muscles?
1. Broad muscle crossing diagonally in neck 2. From sternum and clavicle o mastoid tip 3. Lateral and anterior to strap muscles 4. Turns head from side to side and flexes neck
44
What is the strap muscles?
The muscles that are anterior and lateral to the neck
45
What are the three strap muscles?
1. Sternohyoid 2. Sternothyroid 3. Omohyoid
46
What is the sternohyoid?
The strap muscle which is closest to midline from sternum to hyoid bone
47
What is the sternothyroid?
The strap muscle which is 1. Posterior and lateral to stemohyoid muscle 2. Close contact with anterior thyroid surface
48
What is the Omohyoid?
Strap muscle which is 1. Lateral to sternohyoid muscle 2. Anterior to sternothyroid
49
What is the Posterior muscles?
1. Scalene 2. Lavatory scapulae 3. Trapezius
50
Which of the posterior muscles is the most superficial and most posterior?
Trapezius
51
What is the cervical lymphatic system?
1. Extensive lymphatic network in neck 2. More than 3rd of body’s total number of nodes
52
Where is the cervical lymphatic system located?
1. Deep nodes clustered along vessels 2. Along lower jaw 3. Anterior and inferior to ear

ANHP 205 (20 decks)

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