Mammal Brain

Question 1

What are the cerebrums major roles?

Answer 1

L&R hemispheres receive info from opposite sides of body

Sensory perception, learning, memory, and conscious behaviour

Question 2

Why do humans have such high intelligence?

Answer 2

Large cerebral cortex, folded many times so lots of neurones

Question 3

What are pyramidal neurons?

Answer 3

Pyramid shaped cell body, most numerous cells in cerebrum, lots of dendrites

Question 4

What are spindle neurons?

Answer 4

Found in forebrain, modified pyramidal neurons, fewer dendrites, generally rare

Question 5

What are mirror neurons?

Answer 5

Neurons that respond to other monkeys reaching for peanuts, or when the monkey did itself

Question 6

Where does facial recognition take place?

Answer 6

Temporal lobe

Question 7

What is the ‘grandmother cell’ concept?

Answer 7

Neuron with high specificity, excited by very specific image

Question 8

How many ganglion/come/rod cells do humans have?

Answer 8

1.3 million/5 million/120 million