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human anatomy > test 2 topic 5 and 6 > Flashcards

test 2 topic 5 and 6 Flashcards

1
Q

skull is part of what region

A

axial skeleton

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2
Q

axial skeleton consist of

A

skull, vertebral column and thoracic cage

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3
Q

skull is divided into … and …. bones

A

cranial and facial

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4
Q

vertebral column consist of how many individual vertebrae

A

24, plus sacrum and coccyx

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5
Q

foramen is an

A

opening, allow for passsage of nerves and blood vessels between the inside and outside of the skull

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6
Q

fissure is an

A

opening, passage for nerves and blood vessels between the inside and outside of the skull

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7
Q

foramen shape:

A

round or oval

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8
Q

fissures shape:

A

slit-like

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9
Q

canal is a

A

tunnel or enclosed passageway in the skull.

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10
Q

canals travel…

A

through the bone of the skull to allow for the passage of nerves and blood vessels between the inside and outside of the skull

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11
Q

process is

A

projection or outgrowth of bone

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12
Q

fossa is

A

a depression in the bone

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13
Q

pterion is a weak or strong area

A

a weak area

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14
Q

what are the cranial fossae

A

anterior cranial fossa, middle cranial fossa, posterior cranial fossa

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15
Q

condyle is

A

round-ish ending of a bone where it articulates with another bone at a joint

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16
Q

facet is

A

a flattened ending of a bone where it articulates with another bone at a joint.

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17
Q

facets usually refer to what

A

the facet joints in the vertebral column

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18
Q

styloid (From stylus) is

A

a small, pointed structure; pen shaped

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19
Q

what is CN referring to

A

cranial nerve

20
Q

what is the top of the skull called

A

calvaria

21
Q

what do the cranial fossae do

A

protects the brain within the cranial cavity

22
Q

name the cranial bones and the possible left and right

A

left and right parietal bones
left and right temporal bones
frontal bone
occipital bone
sphenoid bone
ethmoid bone

23
Q

external auditory acoustic meatus is

A

tube connecting inner and outer ear

24
Q

styloid process is

A

attachment site for several ligaments and muscles

25
Q

mastoid process is

A

attatchment site for neck muscles, sternocleidmastoid, splenius capitis, and longissimus capitis

26
Q

stylomastoid foramen is

A

passageway for facial nerve (CN VII)

27
Q

what kind of nerve effect happens if inflammed at the stylomastoid foramen

A

Bell’s Palsy: unable to use muscles of face

28
Q

what does the CN VII do

A

creating facial expressions

29
Q

zygomatic process(of temporal bone) important for what

A

is important for chewing muscle, masseter

30
Q

what is the chewing muscle

A

masseter muscle

31
Q

mandibular fossa is

A

articular surface on temporal bone (appears as a depression) that forms a joint with the condylar process of the mandible (to form the temporalmandibular joint or TMJ)

32
Q

what is the TMJ

A

temporomandibular joint

33
Q

what passes through the jugular foramen

A

the internal jugular vein (Carries deoxygenated blood from brain to the heart then to the lungs)
CN IX
CN X
CN XI (moto pathway from the motor cortex of the brain to the trapezius and sternocleidmastoid muscles

34
Q

what travels through the carotid canal

A

carotid artery

35
Q

what is the region between the eyebrows

A

glabella

36
Q

upper boundary of the orbit of the eye

A

supra-orbital margin (2x)

37
Q

what is the petrous ridge

A

separates the middle and posterior cranial fossae and it contains the internal organs for hearing and equilibrium

38
Q

serves as an attachment site for the trapezius muscle and the nuchal ligament
may feel sore if alot of tension due to poor posture

A

external occipital protuberance

39
Q

trapezius muscle and splenius muscle attach here

A

superior nuchal line

40
Q

what is the big hole landmark in the occipital bone

A

foramen magnum

41
Q

what goes through the foramen magnum

A

spinal cord
vertebral arteries
part of the CN XI

42
Q

what travels thru the hypoglossal canals

A

CN XII motor pathway from the motor cortex of the brain to the tongue muscle, genioglossus

43
Q

landmarks of sphenoid bone

A

greater wings 2x
lesser wings 2x
body
medial pterygoid process 2x
lateral pterygoid process 2x
sella turcica
optic foramen 2x
foramen rotundum 2x
foramen ovale 2x
foramen spinosum 2x

44
Q

what passes thru optic foramen

A

CN II optic nerves for processing visual info

45
Q

what passes thru superior orbital fissure

A

CN V
CN III
CN IV
CN VI

46
Q

what travels thru foramen rotundum

A

CN V

human anatomy (8 decks)

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