Sense Organ

Question 1

Location of tear gland

Answer 1

Located at the uppyet sideward portion of the eyes orbit

Question 2

Yellow spot (def and other name)

Answer 2

The region of brightest vision, most no. of sensory cell. Macula Lutea

Question 3

The 2 chambers of eye and their function

Answer 3

AQUEOUS Chamber (before the lens ):
Helps in refraction of light
protects the lens from shock
Vitreous Chamber(after the lens ):
Protects the retina and its nerve endings
helps in maintaining the shape of the eyeball

Question 4

def of ACCOMODATION

Answer 4

The process of focusing of the eye to see objects at different distances

Question 5

why does astigmatism occur what is the solution

Answer 5

Occurs due to the uneven curvature of the cornea and can be prevented by the use of cylindrical lenses

Question 6

name of pigment in rod and cone cells

Answer 6

Rods : rhodopsin or visual purple
Cones: iodopsin or visual violet

Question 7

name of ear ossicles (common and formal )

Answer 7

Formal (common)
malleus(hammer)
incus (anvil)
stapes(stirrup)