Occipital Lobes

Question 0

What is the name of the vision received by the fovea?

Answer 0

Macular vision

Question 1

What divides the occipital lobe between upper and lower visual fields?

Answer 1

The calcarine sulcus

Question 2

What is area V1 of the occipital lobe?

Answer 2

Primary visual area

Question 3

What is the primary visual area responsible for?

Answer 3

First processing level of visual hierarchy; processes color, form, and motion

Question 4

What will a bilateral lesion of V1 cause?

Answer 4

Cortical blindness

Question 5

What structure does the primary visual area receive most of its input from?

Answer 5

Lateral geniculate nucleus of thalamus

Question 6

Where does the primary visual area project to?

Answer 6

All other regions of the occipital lobe

Question 7

Anton’s syndrome (n.)

Answer 7

the state of being unaware of being cortically blind

Question 8

What is the Brodmann area for the primary visual area?

Answer 8

Brodmann area 17

Question 9

What area is the second level of the visual hierarchy?

Answer 9

V2

Question 10

Where is V2 in relation to the primary visual area?

Answer 10

Immediately adjacent to V1

Question 11

What does V2 process?

Answer 11

Color, form, and motion

Question 12

Where does V2 project to?

Answer 12

V3 and V5

Question 13

What does V3 process?

Answer 13

Perception of the form of objects in motion, and conscious awareness of movement

Question 14

What Brodmann area does V2 occupy?

Answer 14

Brodmann area 18

Question 15

What is V3?

Answer 15

A secondary visual processing area that integrates input from V1 and V2

Question 16

What is V2?

Answer 16

A primary visual processing area that begins visual integration

Question 17

What is area V4 of the occipital lobe?

Answer 17

A secondary visual processing area

Question 18

What does V4 process?

Answer 18

Color, as well as some processing of form

Question 19

Where does most of the input to V4 come from?

Answer 19

The primary visual area (V1)

Question 20

What does damage to V4 cause?

Answer 20

Achromatopsia (inability to see color)

Question 21

What is area V5 of the occipital lobe?

Answer 21

A secondary visual processing area

Question 22

Where does most input to V5 come from?

Answer 22

V1

Question 23

What information does V5 process?

Answer 23

Perception of objects in motion

Question 24

What does a lesion of V5 cause?

Answer 24

Inability to consciously perceive movement (e.g. can see stationary objects but not pouring water)

Question 25

What area of the occipital lobe is referred to as MT?

Answer 25

V5 (as it borders on the medial temporal lobe)

Question 26

What Brodmann area contains V3, V4, and V5?

Answer 26

Brodmann area 19

Question 27

What is the geographic name for the dorsal visual stream?

Answer 27

Occipitoparietal stream

Question 28

What is the ventral visual steam involved in?

Answer 28

Identification of faces, body parts, or entire moving bodies; analysis of appearance and layout of visual scenes

Question 29

What is the dorsal visual stream involved in?

Answer 29

Movement of eyes involved in tracking motion, objected-directed grasping, conveys info about movement and action

Question 30

egocentric space (n.)

Answer 30

area of control of one’s movements in relation to objects

Question 31

allocentric space (n.)

Answer 31

area involving the relationships among all the features of one’s environment

Question 32

What is the specialized structure in the ventral visual stream that recognizes faces?

Answer 32

Fusiform gyrus

Question 33

What is the fusiform gyrus responsible for?

Answer 33

Recognition of faces

Question 34

What is the geographic name for the ventral visual stream?

Answer 34

Occipitotemporal stream

Question 35

prosopagnosia (n.)

Answer 35

inability to recognize or distinguish faces