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Anatomy Head and Neck > Week 1 Wet Room > Flashcards

Week 1 Wet Room Flashcards

1
Q

The most common type pf joint seen between most bones in the skull is the

A

Suture joint

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2
Q

The skull is divided into 3 parts

A

The neurocranium
Facial Skull
Mandible

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3
Q

Which part of the skull bone houses red marrow

A

Spongey bone (dipole)

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4
Q

Between what bones does the saggital suture lie

A

Parietal

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5
Q

Between what bones does the coronal suture lie

A

Parietal and frontal

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6
Q

Between what bones does the lambdoid suture lie

A

Occipital and Parietal

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7
Q

Name the bones of the facial skeleton

A 
Frontal
Nasal
Zygomatic
Maxilla
Mandible
Lacrimal
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8
Q

Where is the occipital protuberance located

A

Occipital bone

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9
Q

Where is the mastoid process located

A

Temporal bone

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10
Q

What is the zygomatic arch part of

A

Zygomatic and temporal

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11
Q

What is the styloid process part of

A

Temporal bone

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12
Q

What are the 3 fossae of the flow of the skull

A

Anterior Cranial Fossa
Middle Cranial Fossa
Posterior Cranial Fossa

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13
Q

Name the parts of the floor of the skull that belong to the sphenoid bone

A

The body
Pituitary fossa
Greater wing
Lesser wing

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14
Q

What is the largest foramen that you can see in the posterior cranial fossa

A

Foramen Magnum

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15
Q

Name two structures that pass through the foramen magnum

A 
Medulla and Meninges
CN XI
Dural veins
Right and Left vertebral arteries
Anterior and Posterior spinal arteries
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16
Q

What bone is the superior nuchal line part of

A

Occipital

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17
Q

Which two bones form the zygomatic arch

A

Anteriorly- Zygomatic bone (temporal process)

Posteriorly- Temporal bone (zygomatic process)

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18
Q

What type of joint is present between the bones that form the zygomatic arch

A

Oblique suture

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19
Q

Name the 5 lairs of the scalp

A 
Skin
Connective tissue
Aponeurosis of the occipitofrontal muscle (Epicranial aponeurosis)
Loose connective tissue
Pericranium
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20
Q

Contraction of the anterior belly of the occipitofrontalis action produced

A

Elevates eyebrows and wrinkles skin on forehead

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21
Q

What are the 2 sources of cutaneous innervation of the scalp

A

Anterior part of scalp- branches of Trigeminal nerve (Cranial nerve V)
Posterior part of scalp- cutaneous branches of the cervical spine C2 and C3

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22
Q

What structure forms the ventral rami of C5 and T1 and what does it innervate

A

Brachial plexus

Skin and musculature of the upper limb

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23
Q

In which layer of the scalp are blood vessels present

A

Connective tissue layer

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24
Q

Lacerating wounds of the scalp would cause the dense connective tissue of scalp to retract preventing vasoconstriction of arteries. Would wounds to the scalp bleed profusely or sparingly

A

Profusely, because the vessels are unable to vasoconstrict to reduce the bleeding

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25
Q

What arterial branches of the scalp are supplied by the external carotid artery

A

Superficial temporal
Posterior auricular artery
Occipital artery

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26
Q

What arterial branches of the scalp are supplied by the internal carotid artery

A

Supratrochlear artery

Supra-orbital artery

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27
Q

Which artery in the neck is the superficial temporal artery a branch of

A

External carotid artery

28
Q

Name the veins of the head and neck

A 
Subclavian vein
External and internal Jugular vein
Anterior Jugular vein
Superficial temporal vein
Facial vein
Supratrochlear vein
Supra-orbital vein
29
Q

What are emissary veins

A

Veins that anatomise with diploic veins in the skull bones through valveless veins called emissary veins

30
Q

What is diploe

A

Spongey cancellous bone separating the inner and outer layers of the cortical bone of the skull

31
Q

What potential grave complication could arise from scalp infections due to the presence of emissary veins

A

Can spread to dural venous sinuses causing venous thrombosis and intracranial infection

32
Q

Are there any lymph nodes in the neck

A

No lymph drains away from scalp to lymph nodes in the head and neck

33
Q

How does the muscles of facial expression differ from skeletal muscles

A

Located in the subcutaneous tissue and insert into the dermis of the skin overlying the scalp, face and anterolateral neck

34
Q

Name the key muscles of facial expression

A 
Occipitalis muscle (frontal belly and occipital belly)
Orbicularis oculi
Orbicularis fris
Buccinator
Platysma
35
Q

What nerve innervates the muscles of facial expression

A

Cranial nerves VII (facial nerves)

36
Q

From which foramen in the cranial cavity does the facial nerve emerge onto the side of the face

A

Stylomastoid Foramen

37
Q

What are the 2 bony points on either side of the face

A

Styloid process and Mastoid process

38
Q

What is the gland on either side of the face

A

Parotid gland

39
Q

What would happen to the following as a result of facial palsy:
Eyelids
Corner of the mouth
Cheek during chewing

A

Fall away from the surface of the eyeball
Drooping of the corner
Food will accumulate in the oral vestibule

40
Q

Name the salivary glands

A

Parotid
Submandibular
Sublingual

41
Q

What type of gland is the parotid gland

A

Exocrine gland- release chemical substances through ducts

42
Q

Which nerve branches can you see emerging from the anterior border of the parotid gland

A

Buccal branch, marginal mandibular branch (VII)

43
Q

Describe the course of the parotid duct

A

Superficial to masseter muscle and then pierces the buccinator muscle to open into the oral cavity

44
Q

Where does the parotid duct open into the oral cavity

A

Through a small orifice opposite the second maxillary molar tooth

45
Q

Name the cranial nerve, artery and vein which pass into the parroted salivary gland

A

Cranial nerve- CNVII
Artery- external carotid artery
Vein- Retromandibular vein

46
Q

What type of innervation does the parotid gland receive

A

Sympathetic and parasympathetic

47
Q

Which division of the autonomic nervous system would be secretomotor to the parotid salivary gland

A

Parasympathetic

48
Q

Which cranial nerve carries parasympathetic fibres destined for the parotid gland

A

CNIX Glossopharyngeal

49
Q

Where does the sympathetic innervation of the parotid gland originate from

A

Cervical ganglia through the external carotid nerve plexus

50
Q

What bone does the facial artery wind around to reach the face

A

Body of mandible

51
Q

What muscle on the side of the face lies immediately posterior to the facial artery as it enters onto the face

A

Masseter

52
Q

Just before it enters onto the side of the face what gland does the facial artery groove

A

Submandibular gland

53
Q

Where does the facial artery end

A

medial commisura of the eye as the angular artery

54
Q

Which major vein does the facial vein and superficial temporal vein drain into

A

External jugular vein

55
Q

Cranial Nerve I

A

Olfactory

Sensory

56
Q

Cranial nerve II

A

Optic

Sensory

57
Q

Cranial nerve III

A

Oculomotor

Motor

58
Q

Cranial nerve IV

A

Trochlear

Motor

59
Q

Cranial nerve V

A

Trigeminal

Mixed

60
Q

Cranial nerve VI

A

Abducent

Motor

61
Q

Cranial nerve VII

A

Facial

Mixed

62
Q

Cranial nerve VIII

A

Vestibulocochlear

Sensory

63
Q

Cranial nerve IX

A

Glossopharyngeal

Mixed

64
Q

Cranial nerve X

A

Vagus

Mixed

65
Q

Cranial nerve XI

A

Accessory

Motor

66
Q

Cranial nerve XII

A

Hypoglossal

Motor

Anatomy Head and Neck (6 decks)

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