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WorksheetsOcular & Gen Ana
Total questions: 53
Worksheet time: 27mins
Blood supply to the outer portion of the retina
Choriocapillaries
CRA
Blood supply to the inner portion of the retina
Choriocapillaries
CRA
Periosteum of the bony orbit
Periorbita
Orbital septum
Ff are extrinsic muscles except
SR
SO
LPSM
Layer of the cornea that contains an active metabolic pump responsible for maintaining its corneal deturgescence
Epithelium
endothelium
Stroma
Lipid layer of the tear film secreted by ____
Meibomian gland
Lacrimal gland
Glands of zeis and moll
Major source of mucin layer of the tear film
Meibomian gland
Goblet cell
Layer of the tear film adherent to the corneal epithelium
Lipid
Mucin
Contact lens induced giant papillary reaction is prominent on which surface of the conjunctiva
Upper tarsal
Lower tarsal
Fornix
separation of retinal layers in RETINAL DETACHMENT is bet rods and cones
T
F
Color of fundus as seen in ophthalmology is det by
Blood in the choroids
Pigment in the pigment epithelium and choroids
Underlying white sclera
In ophthalmoscopy, the major landmarks for orientation in the posterior globe are (click all that applies)
Optic disc
Vortex veins
Macula
Characteristics of the macula include:
Darker than its surroundings due to increase pigmentation & height of the RPE
Located nasal to the optic disc
Surrounded by a foveal avascular zone
A & C only
All of the above
vitreous body has its strongest attachment to the vitreous base
T
F
The following EOM originates from the annulus of zinn, EXCEPT
SO
SR
IR
MR
A strong resistant thin layer of the cornea located bet the endothelium and stroma. It can regenerate after injury
Ant epithelium
Bowman’s mem
Descemet’s mem
Eyelids easily swell because it is the thinnest in the body
T
F
A clear avascular body that is responsible for maintaning the transparency and form of the eyeball
A.Vitreous
B.aqeous
C.Crys lens
A & B
All of the above
Optic disc is the physiological blind spot
T
F
Elevates the eyebrow
Frontalis m
Orbicularis oculi
Depresses the eyebrows in force lid closure
Corrugator supercilli
Orbicularis oculi
Which of the ff statements is true about cornea
Thickness of the cornea increases towards the periphery
Thickness of the cornea decreases towards the periphery
In performing extracapsular contract extraction, which part of the lens is left in place:
Ant capsule
post capsule
The corneal epithelium is made up of these cell types except
Basal cell
Surface cell
Wing cell
Epithelial cell
Largest organ in the body
Liver
Lungs
Skin
Bands of dense, regularly arranged connective tissue that connect one joint to another
Tendon
Muscle
Bone
vessels that bring blood from the heart to the capillary beds
Veins
Arteries
The pacemaker of the heart
AV node
SA node
Enophthalmos can be caused by fracture of which orbital wall
Roof
floor
Thin, fibrous capsule covering the liver is
Mesentery
Glisson’s capsule
The ff bones make up the bony orbit except
Frontal
Nasal
Palatine
Lacrimal
Thickest and strongest wall of the orbit
Roof
Medial
Lacrimal
Eom inserted near to the limbus
LR
MR
The ff struc. are found in the upper eyelid
Muller’s muscle
Palpebral conjunctiva
LPSM
all of the above
the most anterior extension of the uveal tract
Ora serrata
Pupil
Iris
The ff embryologic tissues take part in the formation of the human eye
A.Ectoderm
B.Mesoderm
C.Endoderm
A & C
All of the above
EOM that is partially supplied by the lacrimal artery
SR
LR
This is a thin layer of the cornea loc. bet. ant stratified epithelium and stroma. This membrane is acellular
Ant epithelium
Bowman’s mem
Descemet’s
Longest EOM
IO
SO
SR
LR
Longest rectus muscle
SR
IR
LR
Junction bet. the conjunctiva & sclera
Mucocutaneous junc
Limbus
Bowman’s layer
The exact portion of the eyes that can be transparented:
Cornea
Retina
Crys lens
muscle responsible for drawing together the eyebrows, (frowning)
Corrugator supercilli muscle
Frontalis m
Elevation of the upper lid is assoc. w/ contraction of w/c EOM:
SO
SR
IR
In pterygium, what area of the conjunctiva is involved?
Bulbar
Palpebral
W/c layer of the lens is responsible for the continual production of new lens fibers
Ant capsule
Lens nucleus
Lens epithelium
Ff are true about the ora serrata EXCEPT;
Junction bet retina and ciliary body
Can be visualized using the direct ophthalmoscope w/o pupil dilation
Externally, it corresponds to the insertion of EOM
At this area, sensory retina is fused wt. the RPE & choroids
Characteristics of the trochlear nerve
Longest nerve
Most slender CN
Only CN to emerge from the dorsal aspect of the brain
The only completely crossed CN
All of the above
Largest gland of the body
Liver
Skin
Brain
Conn. tissue mem. that is intimately attached to the brain & contains the blood supply to the brain & spinal cord
Pia mater
Dura mater
Ff bones are considered long bones
A. Femur
B. Clavicle
C. Radius
A & C
All
Structure that separates the thoracic cavity from the abdominal cavity
Rib cage
Sternum
Diaphgram
ff statements are true regarding esophagus EXCEPT
The most muscular segment of the alimentary tract
Principal func. is deglutition
Loc behind the trachea
Lies bet the laryngopharynx & cardiac portion
