Orbital vascular 1

Question 1

__________ artery is the main blood supply for the eye and orbit

Answer 1

Ophthalmic

Question 2

Smooth muscle is what kind of nervous system?

Answer 2

autonomic

Question 3

Is collagen more in veins or arteries?

Answer 3

Arteries, in tunica adventitia

Question 4

Why are you most likely to see a bleed in the superior portion of the fundoscopic photo?

Answer 4

more arterio-venous crossings

Question 5

What is a bunch of new vessels around the optic nerve? proliferative diabetic nephropathy.

Answer 5

Neovascularization

Question 6

What is inside carotid sheath?

Answer 6

Common carotid artery
Internal carotid
Vagus nerve
Internal jugular

Question 7

Ocular region has 2 branches what are they?

Answer 7

central retinal artery

ciliary arteries

Question 8

What is the vascular layer of the eye, consists of Iris, ciliary body and coroid?

Answer 8

Uvea

Question 9

Ciliary artery gives rise to _________________.

Answer 9

long and short ciliary arteries.

Question 10

Medial and lateral long posterior ciliary arteries travel in what space to the front of the eye?

Answer 10

Supracoroidal space

Question 11

How many long and short posterior ciliaries are there?

Answer 11

2 long posterior ciliaries 10-20 short posterior ciliaries.

Question 12

True/False: Any time you have vessels coming in and out of the eye you have potential for metastasis.

Answer 12

True

Question 13

Short posterior ciliary nerves supply what?

Answer 13

Coroid

Question 14

True/False: coroidal vessels autonomic retinal vessels are not autonomic.

Answer 14

True

Question 15

Muscular arteries go to the _______ muscles and branch into _______ ciliary arteries.

Answer 15

rectus

anterior

Question 16

Each muscular branches into __ anterior ciliary arteries except the _______ rectus.

Answer 16

2

lateral

Question 17

Lacrimal artery branches near optic canal, courses superior border of __________ muscle with lacrimal nerve and vein.

Answer 17

lateral rectus

Question 18

Branches of the lacrimal artery?

Answer 18

Lateral palpebral

Zygomatic arteries

Question 19

7 branches of extra orbital region?

Answer 19

Supraorbital 
Posterior ethmoidal
Anterior ethmoidal
Recurrent meningeal
Medial palpebral
Supratrochlear
Dorsonasal

Question 20

Supraorbital artery runs with what nerve?

Answer 20

Frontal nerve

Question 21

This courses posterior through the superior orbital fissure to supply meninges in middle cranial fossa.

Answer 21

Recurrent meningeal

Question 22

Supratrochlear artery pierces through skull ______ to supraorbital artery.

Answer 22

medial

Question 23

Where does superior ophthalmic vein go?

Answer 23

Cavernous sinus

Question 24

what makes up the Fibrous tunic?

Answer 24

Cornea and sclera

Question 25

what makes up the vascular tunic?

Answer 25

uvea

Question 26

What vessels are dilated when you see cavernous sinus fistula?

Answer 26

anterior ciliary veins

Question 27

Facial vein ends in what vein?

Answer 27

angular vein

Question 28

If lateral where does lymph drain?

Answer 28

PALN | Pre auricular lymph nodes

Question 29

If medial where does lymph drain?

Answer 29

SLN | Submandibular lymph nodes

Question 30

Lacrimal artery gives off a ________ branch and gives ___ anterior ciliary artery.

Answer 30

muscular | ONE