Nervous System

Question 1

Somatic nervous system signals to what terminal organ?

Answer 1

skeletal muscles

Question 2

Sympathetic/parasympathetic nervous system signal to what terminal organ?

Answer 2

smooth muscle
cardiac muscle
exocrine glands
endocrine glands

Question 3

Enteric nervous system signal to what terminal organ?

Answer 3

digestive organs

Question 4

What are the main 5 divisions of the CNS?

Answer 4

1) telencephalon
2) diencephalon
3) cerebellum
4) brainstem
5) spinal cord

Question 5

Telencephalon encompasses the…

Answer 5

cerebral hemispheres

Question 6

Diencephalon bridges the ________ to the lower brain parts

Answer 6

telencephalon

Question 7

What are the 3 subparts of the diencephalon?

Answer 7

thalamus
sub-thalamus
hypothalamus

Question 8

The cerebellum helps to coordinate and learn…

Answer 8

movement

Question 9

The brainstem has 3 subunits. What are they?

Answer 9

midbrain
pons
medulla

Question 10

Which part of the brain leads into the spinal cord?

Answer 10

brain stem

Question 11

What are the 4 parts of the cerebrum?

Answer 11

frontal lobe
parietal lobe
temporal lobe
occipital lobe

Question 12

What are the 2 main connecting pathways in the telencephalon?

Answer 12

corpus callosum
basal ganglia

Question 13

What are the 4 components of the basal ganglia?

Answer 13

striatum
globus pallidus
amygdala
hippocampus

Question 14

Where in the cerebrum do we have motor sensory?

Answer 14

frontal lobe

Question 15

Where in the cerebrum do we have touch sensory?

Answer 15

parietal

Question 16

Where in the cerebrum do we have vision sensory?

Answer 16

occipital

Question 17

Where in the cerebrum do we have hearing sensory?

Answer 17

temporal

Question 18

Abnormalities seen when cerebral disease is occurring will be what 2 things?

Answer 18

1) relate to functions of tissue
2) similar regardless to cause

Question 19

What are 5 main signs of cerebral disease?

Answer 19

1) seizures
2) narcolepsy
3) altered consciousness
4) blindness
4) behavioral changes

Question 20

Seizures are typically associated with ______ movements

Answer 20

motor

Question 21

What are 6 ways seizures can be caused by cerebral disease?

Answer 21

1) head injury
2) developmental
3) tumor
4) toxic
5) hypoxia
6) infections

Question 22

What are the 4 ways seizures can be caused by non-cerebral issues?

Answer 22

1) hepatic disease
2) electrolyte abnormalities
3) renal disease
4) hyperammonemia

Question 23

Ingestion of a toxic plant can cause death of nerves in ______ ______. An example is nigropallidal encephalmomalacia in horses

Answer 23

basal ganglia

Question 24

The cerebellum has a ______ volume and _____ amount of neurons

Answer 24

small
large

Question 25

The cerebellums main job is the coordinate...

Answer 25

muscular movement

Question 26

What are the 3 divisions of the cerebellum?

Answer 26

1) vestibulocerebellum 2) spinocerebellum 3) cerebrocerebellum

Question 27

Which division of the cerebellum maintains head/body position?

Answer 27

vestibulocerebellum

Question 28

Which division of the cerebellum regulates muscle tone?

Answer 28

spinocerebellum

Question 29

Which division of the cerebellum coordinates motor movement?

Answer 29

cerebrocerebellum

Question 30

Cerebellar disease is either ________ or induced by ______ ________

Answer 30

genetic fetal infections

Question 31

Main cerebellar disease is __________ __________

Answer 31

cerebellar abiotrophy

Question 32

What is a well-known feline cerebellar disease?

Answer 32

fetal feline panleukopenia virus

Question 33

What is a well-known canine cerebellar disease?

Answer 33

breed associated genetic mutations

Question 34

What is a well-known bovine cerebellar disease?

Answer 34

fetal bovine viral diarrhea

Question 35

What is a well-known equine cerebellar disease?

Answer 35

genetic mutations in Arabians

Question 36

Which region of the diencephalon is the integrating station for sensory info? Where does it go?

Answer 36

thalamus cerebral cortex

Question 37

Which region of the diencephalon is the integrating station for motor function? Where does it go?

Answer 37

subthalamus basal ganglia

Question 38

Which region of the diencephalon is part of the endocrine system?

Answer 38

hypothalamus

Question 39

Which structure of the brainstem relay signals related to hearing/vision?

Answer 39

midbrain

Question 40

Which structure of the brainstem receives sensory neurons from parts of the head?

Answer 40

pons

Question 41

Which structure of the brainstem has motor nerves for neck/tongue, helps control heart rate/resp rate, and is a reticular activating system?

Answer 41

medulla

Question 42

The spinal cord consists of segments with a _____ and ______ neuron

Answer 42

sensory motor

Question 43

What is the term for an area of cutaneous sensory innervation that a single spinal segment provides?

Answer 43

dermatomes