10.17 Introduction to the Nervous System

Question 1

Answer 1

1. cingulate gyrus
2. insula

Question 2

the first part of the name in the tract tells you: the second part of the name in the tract tells you:

Answer 2

where the cell bodies are where the axons terminate

Question 3

motor neurons that innervate smooth muscle, cardiac muscle, and glands stop at a _____________ along the way to their target.

Answer 3

autonomic ganglion

Question 4

where is the primary somatosensory cortex? (lobe)

what is this gyrus called

Answer 4

the parietal lobe

the post-central gyrus

Question 5

Answer 5

1. central sulcus
2. lateral sulcus

Question 6

what are the functions of the limbic system?

Answer 6

emotion

learning and memory

motivation

behavior

olfaction

Question 7

lemniscus is a collection of ______________.

Answer 7

axons

Question 8

what do the basal ganglia do?

Answer 8

initiation of movement

thoughts

reward

etc

Question 9

what is the limbic lobe made up of?

Answer 9

the cingulate gyrus

the parahippocampul gyrus

Question 10

Answer 10

1. third ventricle
2. aqueduct
3. cistern

Question 11

what are the main functions of the brainstem

Answer 11

autonomic control (breathing, heart)

cranial nerves

long tracts

level of consciousness

Question 12

what is the major functions of the temporal lobe?

Answer 12

Function is hearing (houses primary auditory cortex), higher order visual functions

houses some areas of the limbic system – learning and memory. Hippocampus and amygdala.

Question 13

the brainstem consists of what structures?

Answer 13

midbrain

pons

medulla

Question 14

the diencephalon consists of what structures?

Answer 14

the hypothalamus

the thalamus

the pineal gland

Question 15

Answer 15

longitudinal fissure

central fissure

lateral fissure (sulcus)

Question 16

what are the functions of the parietal lobe?

Answer 16

somatosensory cortex

spatial awareness

Question 17

motor neurons that innervate skeletal muscle use how many neurons to get there? motor neurons that innervate smooth muscle, cardiac muscle, and glands use how many neurons to get there?

Answer 17

one two

Question 18

the forebrain contains what two divisions?

Answer 18

the cerebran hemispheres

the diencephalon

Question 19

fasciculus is a collection of ______________.

Answer 19

axons

Question 20

what is is called when a distal process that is disconnected slowly degenerates and is phagocytosed?

Answer 20

wallerian degeneration

Question 21

what gyrus always sits directly above the corpus collosum?

Answer 21

the cingulate gyrus

Question 22

where is the primary motor cortex located? (lobe)

what is the gyrus called?

Answer 22

in the frontal lobe

the pre-central gyrus

Question 23

what are the functions of the frontal lobe?

Answer 23

is movement (primary motor cortex) and personality, insight, foresight.

Question 24

what makes up the limbic system?

Answer 24

the cingulate cortex

hippocampus

amygdala

insula

Question 25

discrete collection of cell bodies in the CNS

Answer 25

nucleus

Question 26

what is the main function of the cerebellum?

Answer 26

coordination

Question 27

peduncle is a collection of ____________.

Answer 27

peduncle

Question 28

discrete collection of cell bodies in the PNS

Answer 28

ganglion