Human Brain 3

Question 1

What joins the 2 cerebral hemispheres?

Answer 1

Corpus callosum

Question 2

What are gyri and sulci (fissures)?

Answer 2

gyri-bumps

sulci and fissures - grooves

Question 3

What are 6 lobes of cerebrum?

Answer 3

Frontal, partietal, occupital, limbic, temporal, central

Question 4

What is the cerebral cortex?

Answer 4

Outer cortex surrounding cerebrum and whitematter, and is composed of grey matter.

Question 5

What roles does the cerebral cortex have?

Answer 5

Roles in consciousness, memory, attention, awareness thought and language

Question 6

What is brodmanns area?

Answer 6

region of cerebral cortex recognised by cytoarchitecture

Question 7

What is brocas aphasia?

Answer 7

Left frontal lobe damage. EXPRESSIVE APHASIA. impaired speech.

Question 8

What is wernickes aphasia?

Answer 8

Posterior temporal lobe damage. RECEPTIVE (fluent) APHASIA.

language comprehension failure.

Question 9

Give some examples of modern brain mapping

Answer 9

PET scanning, functional MRI, regional blood flow.

Question 10

What are the structures of the basal ganglia?

Answer 10

Caudate
Putamen (these 2 make up striatum)
Globus pallidus
subthalamic nucleus
substantia nigra (mesencephalon)

Question 11

What is function of basal ganglia?

Answer 11

Motor control and movement

Question 12

What is limbic system?

Answer 12

COmplex network of nerves related to memory and emotion. COntains limbic lobe, amygdala, hippocampus, thalamus, hypothalamus.

Question 13

What is the neocortex?

Answer 13

a part of the cerebral cortex concerned with sight and hearing in mammals