Sensory Pathways and Vision

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App

Questions and Answers

What type of cells are numerous in the Organ of Corti and are easily prone to damage?

  • Supporting cells
  • Outer hair cells (correct)
  • Auditory nerve fibers
  • Inner hair cells

Which type of cone cell is responsible for detecting the colour blue?

  • L cone
  • S cone (correct)
  • M cone
  • Rods

What is the name of the layered structure in the visual cortex where the optical nerve fibers terminate?

  • Visual cortex blobs
  • Stria of Gennari (correct)
  • Brodmann area 17
  • Calcarine cortex

Which neurotransmitter is released by Mitral cells in the olfactory bulb?

<p>Glutamate (D)</p> Signup and view all the answers

What is the name of the pathway that signals from the retina to the visual cortex?

<p>Parvocellular pathway (A)</p> Signup and view all the answers

In which part of the brain is the primary visual cortex located?

<p>Occipital lobe (D)</p> Signup and view all the answers

What is the function of bipolar cells in the retina?

<p>To relay signals between rods/cones and ganglion cells (A)</p> Signup and view all the answers

What is the role of 11-cis retinal in rod cells?

<p>It is involved in the light state of rod cells, converting to all-trans retinal (D)</p> Signup and view all the answers

Which layer of the visual cortex receives input from the parvocellular pathway?

<p>Layer 4 (D)</p> Signup and view all the answers

What is the function of the magnocellular pathway in the visual cortex?

<p>To detect movement and depth (B)</p> Signup and view all the answers

What type of vision is mediated by cone cells?

<p>All of the above (D)</p> Signup and view all the answers

Which type of retinal cells connect rods and cones?

<p>Horizontal cells (B)</p> Signup and view all the answers

Which Brodmann's area is responsible for word understanding and comprehension?

<p>Area 22 (A)</p> Signup and view all the answers

What type of aphasia is associated with a lesion in Brodmann's area 22?

<p>Wernicke's aphasia (D)</p> Signup and view all the answers

What is the function of the arcuate fasciculus bundle?

<p>Connecting Broca's and Wernicke's areas (A)</p> Signup and view all the answers

What percentage of cardiac output is cerebral blood flow?

<p>15% (B)</p> Signup and view all the answers

What is the effect of hypothermia on cerebral blood flow?

<p>It decreases cerebral blood flow by 7% (B)</p> Signup and view all the answers

What is the normal range of CSF pressure?

<p>70-180 mm H2O (C)</p> Signup and view all the answers

Flashcards are hidden until you start studying

More Like This

Use Quizgecko on...
Browser
Browser