Weekly Assesments week 2

Question 1

sickle-shaped fold of dura mater that lies within the longitudinal fissure and separates the two cerebral hemispheres

Answer 1

falx cerebri

Question 2

located on either side of the body of the sphenoid bone.

Answer 2

cavernous sinus

Question 3

an opening in the base of the medial pterygoid process of the sphenoid bone that opens into the posterior aspect of the pterygopalatine fossa.

Answer 3

pterygoid canal

Question 4

the plane that forms the lateral wall of the pterygopalatine fossa.

Answer 4

pterygomaxillary fissure

Question 5

This artery breaks the plane of the pterygomaxillary fissure as it passes from the infratemporal fossa into the pterygopalatine fossa.

Answer 5

The maxillary artery

Question 6

_______ is located on the medial wall of the pterygopalatine fossa and connects to the nasal cavity.

Answer 6

sphenopalatine foramen

Question 7

_________ passes through this opening to supply the nasal septum

Answer 7

sphenopalatine artery

Question 8

_______ connects the middle cranial fossa with the pterygopalatine fossa

Answer 8

foramen rotundum

Question 9

The temporalis muscle arises from floor of the temporal fossa and attaches to

Answer 9

the medial surface of the coronoid process and the anterior border of the ramus of the mandible.

Question 10

Proximally, the masseter is attached to the ________ and distally to the __________of the mandible.

Answer 10

zygomatic bone and arch angle and lateral surface of the ramus

Question 11

_________ attaches to the medial surface of the lateral pterygoid plate and inserts onto the medial surface of the ramus of the mandible.

Answer 11

The medial pterygoid

Question 12

The _________ attaches to the greater wing of the sphenoid bone and lateral surface of the lateral pterygoid plate and inserts into the TMJ joint capsule and onto the neck of the condyloid process of the mandible.

Answer 12

lateral pterygoid muscle

Question 13

muscle of facial expression and an accessory muscle of mastication

Answer 13

Buccinator muscle

Question 14

Between the inner layer of dura mater and the arachnoid mater is the

Answer 14

artificial subdural space is created between these meningeal layers as a result of trauma.

Question 15

subdural hematoma near the superior sagittal sinus occured:

Answer 15

It is likely that the hemorrhage occurred as a result of tearing of bridging veins.

Question 16

microscopic space lies between blood vessels that penetrate the brain and the substance of the brain itself

Answer 16

Perivascular space

Question 17

epidural hemorrhage is between

Answer 17

skull and dura

Question 18

Bleeding into the ventricles or within the substance of the brain tissue is classified as an

Answer 18

intracerebral hemorrhage

Question 19

subarchnoid space is normally filled with ________. Bleeding into this space can result from injury

Answer 19

CSF

to vessels that lie within this space, e.g. rupture of an aneurysm

Question 20

maxillary nerve passes through the

Answer 20

foramen rotundum to supply sensory innervation to the mid-face region,

Question 21

Damage to the foramen rotundum should result

Answer 21

in midface sensory defects.

Question 22

The maxillary artery is one of the terminal branches of

Answer 22

the external carotid artery located just deep to the mandibular ramus

Question 23

The middle meningeal artery passes through the

Answer 23

foramen spinosum in the base of the skull located posterolateral to the foramen lacerum.

Question 24

This artery is the cause of epidural hematomas,

Answer 24

Middle Meningeal artery

Question 25

geniculate ganglion is located

Answer 25

within the facial canal of the temporal bone

Question 26

The carotid artery passes through

Answer 26

the carotid canal in the base of the skull towards the posterior aspect of the middle cranial fossa,

Question 27

The middle cranial fossa contains the.

Answer 27

majority of the sphenoid bone, including the sella turcia, which is the bony structure that houses the pituitary gland

Question 28

which is the bony structure that houses the pituitary gland

Answer 28

sella turcia--- middle cranial fossa

Question 29

What vein can allow the transport of a retrograde infection originating in the superior labial vein region into the cavernous sinus.

Answer 29

Opthalmic vein

Question 30

How can the opthlamic vein allow the transport of a retrograde infection originating in the superior labial vein region into the cavernous sinus.

Answer 30

The inferior ophthalmic vein receives a small fraction of the drainage from the facial vein and the superior labial vein.

Question 31

Superficial temporal vein drains

Answer 31

the temporal region of the scalp and portions of the forehead.

Question 32

Does superficial temporal vein drain into the Superior sagittal sinus

Answer 32

no

Question 33

maxillary vein lies deep within

Answer 33

the infratemporal fossa and has no connections with the drainage from the superior labial vein

Question 34

venous drainage that lies deep within the brain. This vein does not drain any areas of the face, nor does it have direct connection with any vessels that drain the face.

Answer 34

The inferior sagittal sinus

Question 35

What covers the anterior surface of the cornea and sclera;

Answer 35

The bulbar conjunctiva

Question 36

lines the inner surfaces of the eyelids

Answer 36

the palpebral conjunctiva

Question 37

What covers the ciliary body which is part of the vascular tunic.

Answer 37

Ciliary epithelium

Question 38

What secretes aqueous humor into the posterior chamber of the eye.

Answer 38

The ciliary epithelium

Question 39

What is a layer of the eyelid between the layer of muscle and conjunctiva. It connects the tarsal plates to the margins of the orbit.

Answer 39

The orbital septum

Question 40

What two components make up the fibrous tunic of the eye.

Answer 40

Sclera and Cornea

Question 41

Cornea is vascular/avaslucar?

Answer 41

avascular and major refractive properties

Question 42

Vascular layer of eye includes:

Answer 42

Choroid, ciliary body and Iris

Question 43

the neural layer of the eye is

Answer 43

the retinal layer

Question 44

The anterior cavity contains

Answer 44

aqueos humor

Question 45

What nerves transmit postganglionic sympathetic fibers destined for the dilator pupillae muscle.

Answer 45

The long ciliary

Question 46

What nerve carries fibers that regulate lacrimation. It also carries taste fibers from the palate

Answer 46

nerve of the pterygoid canal

Question 47

What nerve trasnmits visual sensation from the retina to the thalamus.

Answer 47

The optic nerve

Question 48

General sensation from the orbit, specifically the conjunctiva, is transmitted by

Answer 48

the ophthalmic division of the trigeminal nerve via the lacrimal and frontal branches.

Question 49

infraorbital n. is a branch of ___ Although is supplies general sensation from the lower eyelid,

Answer 49

V2

Question 50

the location that the nasolacrimal duct drains into.

Answer 50

inferior nasal meatus

Question 51

The opening of the nasolacrimal duct is partially covered by a mucosal fold called the valve of Hasner within the

Answer 51

inferior nasal meatus.

Question 52

receives drainage from the sphenoid sinus and is found most superiorly in the nasal cavity.

Answer 52

sphenoethmoidal recess

Question 53

The nasal meatuses are continuous with the________ that extends down into the throat, but not the_________

Answer 53

nasopharynx | oral cavity.

Question 54

receives drainage from the maxillary sinuses via the semilunar hiatus, from the frontal sinuses via the frontonasal duct, and contains the ethmoidal bulla,

Answer 54

middle nasal meatus

Question 55

often the artery injured in a posterior epistaxis.

Answer 55

sphenopalatine artey as it passes through the sphenopalatine foramen in the posterior nasal cavity

Question 56

Because of its posterior location, damage to this blood vessel can cause drainage of the blood posteriorly into the throat.

Answer 56

sphenopalatine artery

Question 57

is a branch of the maxillary artery that supplies blood to the superior teeth and gums, but does not contribute to the nasal blood supply

Answer 57

posterior superior alveolar artery

Question 58

is a branch of the ophthalmic artery that travels inferiorly through the anterior ethmoidal canal to supply blood to the lateral wall and septum of the anterior nose.

Answer 58

anterior ethmoidal artery

Question 59

is a bilateral mucosal epithelium lined cavity that is located deep to the cheeks and inferior to the bony orbit.

Answer 59

he maxillary sinus

Question 60

Often, unilateral sinusitis can occur with infections, causing the backup of mucus, inflammatory debris, and infectious organisms within the cavity. This leads to pressure and discomfort felt in the area of the affected sinus. This patient’s sinus pressure in the cheek most closely corresponds with the

Answer 60

maxillary sinus.

Question 61

consists of numerous thin-walled mucosal epithelium-lined cavities that lie within the ethmoid bone. This bone is located in the superior portion of the nasal cavity and the lower portion of the orbits,

Answer 61

ethmoid sinus, also known as the ethmoidal air cells,

Question 62

structures of the skull that lies within the sphenoid bone. They are central structures located above the nasopharynx and just below the pituitary gland,

Answer 62

The paired sphenoid sinuses