VISUAL ANATOMY AND PHYSIOLOGY LAB 2
COMPREHENSIVE SOLVED QUESTIONS AND
COMPLETE ANSWERS
◉ Junctions where the eyelids meet medially and laterally.
Answer: Medial and lateral commissures
◉ Form the corners of the eye.
Answer: Medial and lateral commissures
◉ Contains the lacrimal caruncle.
Answer: Medial commissure
◉ Fleshy reddish elevation that contains sebaceous and sweat
glands.
Answer: Lacrimal caruncle
◉ Secretes a whitish oily secretion for lubrication of the eye (can dry
and form "eye sand").
Answer: Lacrimal caruncle
,◉ Includes the lacrimal gland and a series of ducts that drain the
lacrimal fluid into the nasal cavity.
Answer: Lacrimal apparatus
◉ Protects the eye by keeping it moist. Blinking spreads the lacrimal
fluid.
Answer: Lacrimal apparatus
◉ Located in the superior and lateral aspect of the orbit of the eye.
Answer: Lacrimal gland
◉ Secretes lacrimal fluid, which contains mucus, antibodies, and
lysozyme.
Answer: Lacrimal gland
◉ Two tiny opening on the medial margin of each eyelid.
Answer: Lacrimal puncta
◉ Allow lacrimal fluid to drain into the superior and inferiorly
located lacrimal canaliculi.
Answer: Lacrimal puncta
◉ Two tiny canals that are located in the eyelids.
, Answer: Lacrimal canaliculi
◉ Allow lacrimal fluid to drain into the lacrimal sac.
Answer: Lacrimal canaliculi
◉ A single pouch located in the medial orbital wall.
Answer: Lacrimal sac
◉ Allows lacrimal fluid to drain into the nasolacrimal duct.
Answer: Lacrimal sac
◉ A single tube that empties into the nasal cavity.
Answer: Nasolacrimal duct
◉ Allows fluid to drain into the nasal cavity.
Answer: Nasolacrimal duct
◉ Six muscles for each eye; four recti and two oblique muscles.
Answer: Extrinsic eye muscles
◉ Control the movement of each eyeball and hold the eyes in the
orbits.
COMPREHENSIVE SOLVED QUESTIONS AND
COMPLETE ANSWERS
◉ Junctions where the eyelids meet medially and laterally.
Answer: Medial and lateral commissures
◉ Form the corners of the eye.
Answer: Medial and lateral commissures
◉ Contains the lacrimal caruncle.
Answer: Medial commissure
◉ Fleshy reddish elevation that contains sebaceous and sweat
glands.
Answer: Lacrimal caruncle
◉ Secretes a whitish oily secretion for lubrication of the eye (can dry
and form "eye sand").
Answer: Lacrimal caruncle
,◉ Includes the lacrimal gland and a series of ducts that drain the
lacrimal fluid into the nasal cavity.
Answer: Lacrimal apparatus
◉ Protects the eye by keeping it moist. Blinking spreads the lacrimal
fluid.
Answer: Lacrimal apparatus
◉ Located in the superior and lateral aspect of the orbit of the eye.
Answer: Lacrimal gland
◉ Secretes lacrimal fluid, which contains mucus, antibodies, and
lysozyme.
Answer: Lacrimal gland
◉ Two tiny opening on the medial margin of each eyelid.
Answer: Lacrimal puncta
◉ Allow lacrimal fluid to drain into the superior and inferiorly
located lacrimal canaliculi.
Answer: Lacrimal puncta
◉ Two tiny canals that are located in the eyelids.
, Answer: Lacrimal canaliculi
◉ Allow lacrimal fluid to drain into the lacrimal sac.
Answer: Lacrimal canaliculi
◉ A single pouch located in the medial orbital wall.
Answer: Lacrimal sac
◉ Allows lacrimal fluid to drain into the nasolacrimal duct.
Answer: Lacrimal sac
◉ A single tube that empties into the nasal cavity.
Answer: Nasolacrimal duct
◉ Allows fluid to drain into the nasal cavity.
Answer: Nasolacrimal duct
◉ Six muscles for each eye; four recti and two oblique muscles.
Answer: Extrinsic eye muscles
◉ Control the movement of each eyeball and hold the eyes in the
orbits.
