Chapter 2: Basic Brain Anatomy/Neuroanatomy

Question 1

Describe the major anatomy and functions of a neuron?

Answer 1

They transmit and process information. Transmit motor impulses from the brain to body, sensory impulses from body to brain

Question 2

How do different forms of neuroglia function to support neuronal function?

Question 3

Describe the two major sections of the nervous system, including each section’s anatomy and functions.

Answer 3

Central nervous system (CNS)
- Brain and spinal cord

Peripheral nervous system (PNS)
- nerve tracts connecting to the rest of body

Question 4

What are the ridges and valleys of the cerebral cortex called, and why are they there?

Answer 4

Cerebrum and they produce and organize body movements

Question 5

Which fissure separates the left and right cerebral hemispheres? What major band of commissural fibers connects the right and left cerebral hemispheres?

Question 6

List five functions of the right hemisphere.

Question 7

List two functions of the left hemisphere.

Question 8

List two functions of the left hemisphere.

Question 9

Name four lobes of he cerebral hemispheres, and describe the function and any important areas of each love that enable those functions to occur.

Question 10

Which sulci run laterally and divide the frontal and temporal lobes? Which sulci run superiorly to inferiorly and divide the frontal and parietal lobes?

Question 11

List 3 structures of the subcortex and identify the main functions of those structures.

Question 12

List 3 sections of the brain stem and describe the functions of each.

Question 13

What structures of the cerebellum attach it to the pons and the CNS?

Question 14

What is the location and primary function of the thalamus?

Question 15

Describe the function of the basal ganglia.

Question 16

Why is the circle of willis and important structure?