A. pupils
B. corneas
C. rods and cones
D. bipolar cells
Related Mcqs:
- The theory that challenged Helmholtz’s theory of color vision is _______________?
A. frequency theory
B. opponent-process theory
C. isomorphism
D. trichromatic theory - Within the human embryo, activity related to the development of hair and nails is centered in the ____________?
A. mesoderm
B. endoderm
C. exoderm
D. ectoderm - The growth of facial hair in an adolescent male is an example of a ________________?
A. primary sex characteristic
B. secondary sex characteristic
C. latent stage trait
D. sex-linked trait - One suffering from_______is characterized by coarse scanty hair, thick yellowish scaly skin and mental retardation:
A. Gigantism
B. Dwarfism
C. Graves disease
D. Cretinism - Mariam is blond with blue eyes and curly hair. She also has A blood type and dark skin. This is a description of Mariam’s:
A. temperament
B. genetic makeup
C. gene type
D. phenotype - Ainee has brown hair and blue eyes and is 5’8 tall. what is being described is Ainee’s:
A. genotype
B. phenotype
C. somatotype
D. physiognomy - The theory of color vision based on the idea that we possess three distinct receptor areas for the three primary colors of light is the ________________?
A. primary color theory
B. signal detection theory
C. opponent process theory
D. trichromatic theory - The part of the eye where vision is more acute is the ________________?
A. fovea
B. iris
C. cornea
D. retina - Waqas looked directly into a very bright light and damaged his retina. The ophthalmologist has told him that he has sustained massive damage to his rods but for the most part his cones have not been affected. One change that you could predict for Waqas’ vision is that he will now have:
A. more accurate depth perception
B. poor vision in bright illumination
C. poor vision in low illumination
D. poor peripheral vision - Petra locked directly into a very bright light and damaged her retina. The ophthalmologist has told her that she has sustained massive damage to her cones, but for the most part her rods have not been affected. One change that you could predict for Petra’s vision is that she will now have:
A. Poor vision in bright light
B. No color vision
C. Poor vision in low illumination
D. More accurate depth perception