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Semester 5 November > Anatomy > Flashcards

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Extra pyramidal tracts

Tectospinal
Rubrospinal
Reticulospinal
Vestibulospinal
Olivospinal

1

Motor tracts used for standing/extensors

Vestibulospinal
Pontinoreciculospinal

2

Motor tracts used to sit/flexors

Rubrospinal
Medullaryreticulospinal

3

Features of neonatal skull

Teeth not erupted
No mastoid process
No styloid process
No paranasal sinuses
Small viscerocranium

(Danger of facial nerve palsy)

4

How long will fontanelles remain open

Until second year

5

Bruise behind ear

Battle sign following basal skull fracture

6

Which foramen does the middle meningeal artery pass through

Foramen spinosum

7

Why is infection easily spread via venous blood in head

Extensive anastomoses between extra cranial and intracranial venous drainage

8

CNlll muscles

Extraocular
Levator palpabrae superioris

Sphincter pupilae
Ciliary muscle

9

Nerve that runs extradural path

CN Vl

10

Nerve supply to stylopharyngeus

CN lX

11

Muscle of tongue not supplied by hypoglossal n

Palatoglossus (CNX)

12

Petechial haemorrhages in mammillary bodies

Wernike's disease - chronic alcoholism with thiamine deficiency

13

Junction of coronal and sagittal suture

Bregma

14

Weak area on skull

Pterion

15

Four fontanelles plus one possible one

Anterior
Posterior
Sphenoid
Mastoid
(Metopic)

16

Maxillary vein joins superficial temporal v to form

Retromandibular

17

Retromandibular joins .... And then connects to ...

Facial v
Internal jugular

18

Muscles of facial expression

Orbicularis oculi
Orbicularis oris
Buccinator
Platysma
Occipitofrontalis

19

Branches of facial nerve

Posterior auricular
Cervical
Marginal mandibular
Buccal
Zygomatic
Temporal

20

Posterior triangle

Anterior trapezius
Posterior sternocleidomastoid
Middle half clavicle

21

Contents of post triangle

CNXl
Occipital branch of external carotid artery
Cervical nerves supplying face
Scalene muscles (ant, post, mid)
Inferior belly omohyoid

22

Boundaries of ant triangle

Ant sternocleidomastoid
Midline of neck
Inferior border of mandible

23

Contents of ant triangle

Suprahyoid muscles
Infrahyoid muscles
Thyroid gland
Mylohyoid
Ant belly digastric
Recurrent laryngeal n
Hypoglossal n etc

24

Structures that pierce thyrohyoid membrane

Superior laryngeal artery
Internal laryngeal nerve

25

Hypoglossal joins cervical branches to form

Ansa cervicalis -> infra hyoid strap muscles

26

Branches of V1

Supra orbital
Supratrochlear
Lacrimal
Infratrochlear
Ext nasal

27

Branches of V2

Zygomatic (temporal, facial)
Infraorbital

28

Branches of V3

Buccal
Inferior alveolar -> mental

29

Internal carotid blood supply to face

Supraorbital
Supratrochlear