Anatomy of Auditory & Visual Pathways Flashcards Preview

Neurology > Anatomy of Auditory & Visual Pathways > Flashcards

Flashcards in Anatomy of Auditory & Visual Pathways Deck (17)
Loading flashcards...
1
Q

In what bone are the organs of hearing and balance located?

A

Temporal bone.

2
Q

What are the names of the three ossicles in the middle ear?

A

Malleus, Incus and Stapes

3
Q

Above the cochlea, input is _______

A

Bilateral

4
Q

Where in the brain are the primary auditory cortex and the Auditory Association Cortex?

A

Superior Temporal Gyrus

5
Q

Fibres carrying information crying low frequency sound end in which part of the auditory cortex?

A

Anterolateral

6
Q

Fibres carrying information regarding high frequency sound end in which part of the auditory cortex?

A

Posteromedial

7
Q

What is an alternate name for the Auditory Association Cortex?

A

Wernicke’s Area

8
Q

What does damage to Wernicke’s area cause?

A

Difficulty comprehending language (Aphasia)

9
Q

What does damage to Broca’s area cause?

A

Difficulty producing language (Aphasia)

10
Q

What is unusual about the vestibular pathway?

A

There is no vestibular cortex - there are several areas

11
Q

Where is the visual cortex located?

A

The posterior aspect of the brain (occiput) at Calcimine sulcus.

12
Q

What are the two parts of the visual cortex?

A

Primary visual Cortex & Visual Association Cortex

13
Q

Where is the lower visual field projected to?

A

Gyrus superior to the calcarine sulcus

14
Q

Where is the upper visual field projected to?

A

Gyrus inferior to calcimine sulcus.

15
Q

Where does vision from the macula project?

A

Posterior pole of visual cortex

16
Q

Which area of the brain (anterior to the central sulcus) is responsible for jerky eye ‘movements of command’?

A

Frontal eye fields

17
Q

Which area of the brain is responsible for smooth tracking eye movements?

A

Visual cortex