test 2 topic 5 and 6

Question 1

skull is part of what region

Answer 1

axial skeleton

Question 2

axial skeleton consist of

Answer 2

skull, vertebral column and thoracic cage

Question 3

skull is divided into … and …. bones

Answer 3

cranial and facial

Question 4

vertebral column consist of how many individual vertebrae

Answer 4

24, plus sacrum and coccyx

Question 5

foramen is an

Answer 5

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

Question 6

fissure is an

Answer 6

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

Question 7

foramen shape:

Answer 7

round or oval

Question 8

fissures shape:

Answer 8

slit-like

Question 9

canal is a

Answer 9

tunnel or enclosed passageway in the skull.

Question 10

canals travel…

Answer 10

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

Question 11

process is

Answer 11

projection or outgrowth of bone

Question 12

fossa is

Answer 12

a depression in the bone

Question 13

pterion is a weak or strong area

Answer 13

a weak area

Question 14

what are the cranial fossae

Answer 14

anterior cranial fossa, middle cranial fossa, posterior cranial fossa

Question 15

condyle is

Answer 15

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

Question 16

facet is

Answer 16

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

Question 17

facets usually refer to what

Answer 17

the facet joints in the vertebral column

Question 18

styloid (From stylus) is

Answer 18

a small, pointed structure; pen shaped

Question 19

what is CN referring to

Answer 19

cranial nerve

Question 20

what is the top of the skull called

Answer 20

calvaria

Question 21

what do the cranial fossae do

Answer 21

protects the brain within the cranial cavity

Question 22

name the cranial bones and the possible left and right

Answer 22

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

Question 23

external auditory acoustic meatus is

Answer 23

tube connecting inner and outer ear

Question 24

styloid process is

Answer 24

attachment site for several ligaments and muscles

Question 25

mastoid process is

Answer 25

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

Question 26

stylomastoid foramen is

Answer 26

passageway for facial nerve (CN VII)

Question 27

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

Answer 27

Bell's Palsy: unable to use muscles of face

Question 28

what does the CN VII do

Answer 28

creating facial expressions

Question 29

zygomatic process(of temporal bone) important for what

Answer 29

is important for chewing muscle, masseter

Question 30

what is the chewing muscle

Answer 30

masseter muscle

Question 31

mandibular fossa is

Answer 31

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)

Question 32

what is the TMJ

Answer 32

temporomandibular joint

Question 33

what passes through the jugular foramen

Answer 33

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

Question 34

what travels through the carotid canal

Answer 34

carotid artery

Question 35

what is the region between the eyebrows

Answer 35

glabella

Question 36

upper boundary of the orbit of the eye

Answer 36

supra-orbital margin (2x)

Question 37

what is the petrous ridge

Answer 37

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

Question 38

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

Answer 38

external occipital protuberance

Question 39

trapezius muscle and splenius muscle attach here

Answer 39

superior nuchal line

Question 40

what is the big hole landmark in the occipital bone

Answer 40

foramen magnum

Question 41

what goes through the foramen magnum

Answer 41

spinal cord vertebral arteries part of the CN XI

Question 42

what travels thru the hypoglossal canals

Answer 42

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

Question 43

landmarks of sphenoid bone

Answer 43

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

Question 44

what passes thru optic foramen

Answer 44

CN II optic nerves for processing visual info

Question 45

what passes thru superior orbital fissure

Answer 45

CN V CN III CN IV CN VI

Question 46

what travels thru foramen rotundum

Answer 46

CN V