Exam 4- Chapter 15

Exam 4- Chapter 15

University

21 Qs

quiz-placeholder

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Exam 4- Chapter 15

Exam 4- Chapter 15

Assessment

Quiz

Biology

University

Hard

Created by

Ariane McCranie

FREE Resource

21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following completes the list of the order of objects that light passes through to reach the retina.

cornea -> aqueous humor -> ______ -> lens -> vitreous humor

pupil

sclera

retina

visceral wall

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Depth perception requires _____.

identical images from two eyes

the eyes to accomodate

two slightly different images from each eye

eyebrows and eyelids

a biconcave lens

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe the role of the pupil in vision.

to absorb visible light

to refract light onto the retina

to alter the amount of light entering the eye


to change color with light intensity

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Compare the functioning of rods to cones in the visual system.

Rods collect all light hitting the retina and then cones process the resulting information to make color vision.

Rods and cones detect the same wavelengths of light, but cones are found in the center of the retina, and rods on the periphery.

Rods detect shades of grey and black, cones detect color.

Cones detect movement and rods detect the shape of things.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In order to focus light on the retina by accommodation (for distant vision) __________.

the cornea changes its shape

extraocular muscles contract quickly

the zonular fibres are tightened

the ciliary muscle (body) contracts

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are birds, unlike humans, able to see ultraviolet light?

They have relatively longer optic nerves than humans.

Their receptor cells are specialized to capture photons within this range of wavelengths.

They have only cones and no rods, and can therefore see more color.

Their eyes are more evolutionarily advanced than the human eye.

Bird eyes have greater convergence of cones onto ganglionic cells.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following could increase one's ability to see at night?

a decrease in the size of the pupil

greater convergence of rod cells onto bipolar cells

greater number of cones within the retina

less convergence of rods onto bipolar cells

greater convergence of rods onto ganglionic cells

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