Sensory Pathways and Vision

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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?

Glutamate Signup and view all the answers

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

Parvocellular pathway Signup and view all the answers

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

Occipital lobe Signup and view all the answers

What is the function of bipolar cells in the retina?

To relay signals between rods/cones and ganglion cells Signup and view all the answers

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

It is involved in the light state of rod cells, converting to all-trans retinal Signup and view all the answers

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

Layer 4 Signup and view all the answers

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

To detect movement and depth Signup and view all the answers

What type of vision is mediated by cone cells?

All of the above Signup and view all the answers

Which type of retinal cells connect rods and cones?

Horizontal cells Signup and view all the answers

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

Area 22 Signup and view all the answers

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

Wernicke's aphasia Signup and view all the answers

What is the function of the arcuate fasciculus bundle?

Connecting Broca's and Wernicke's areas Signup and view all the answers

What percentage of cardiac output is cerebral blood flow?

15% Signup and view all the answers

What is the effect of hypothermia on cerebral blood flow?

It decreases cerebral blood flow by 7% Signup and view all the answers

What is the normal range of CSF pressure?

70-180 mm H2O Signup and view all the answers