Nervous System

Question 1

Most common neuron. Multiple nerve cell processes extend from cell body

Answer 1

Multi polar neuron

Question 2

Composed of thalamus, hypothalamus, and epithalamus

Answer 2

Diencephalon

Question 3

Forebrain

Answer 3

Prosencephalon

Question 4

Composed of the habenula and pineal gland

Answer 4

Epithalamus

Question 5

Three layers of connective tissue that protect the brain and spinal cord

Answer 5

Meninges

Question 6

Regulates body temperature, food and water intake, sleep and circadian rhythms, emotional responses and memory

Answer 6

Hypothalamus

Question 7

Major processing and relay center for information entering the cerebral hemispheres

Answer 7

Thalamus

Question 8

Forms Pons and cerebellum

Answer 8

Metencephalon

Question 9

Medulla oblongata

Answer 9

Myelencephalon

Question 10

Forms the cerebrum

Answer 10

Telencephalon

Question 11

Midbrain

Answer 11

Mesencephalon

Question 12

Hindbrain

Answer 12

Rhombencephalon

Question 13

Outside portion of the cerebrum. Conscious thought.

Answer 13

Cerebral cortex (gray matter)

Question 14

Responsible for muscle movement, morals, emotion, expression

Answer 14

Frontal lobe

Question 15

Tightly adherent to the inner surface of the skull. Most superficial layer of the Dura

Answer 15

Periosteal layer

Question 16

Inner portion of the Dura

Answer 16

Meningeal layer

Question 17

Formed at sites where the Periosteal and meningeal layers of Dura are split. Collect the venous blood from brain

Answer 17

Dural venous sinuses

Question 18

Composed of a thin transparent membrane that is normally in direct contact with the overlying dura

Answer 18

Arachnoid mater

Question 19

Produces CSF. Consists of specialized ependymal cells, their associated blood vessels and connective tissues

Answer 19

Choroid plexus

Question 20

Circulates freely through the ventricles of the brain, center of the spinal cord and subarachnoid space

Answer 20

Cerebrospinal fluid

Question 21

Coordinates motor activities. Composed of hemispheres with many folds

Answer 21

Cerebellum

Question 22

Relay center between the midbrain and the limbic system

Answer 22

Habenula

Question 23

Important role in visual and auditory reflexes

Answer 23

Midbrain

Question 24

Two nerve processes extend directly from cell body. Uncommon

Answer 24

Bipolar neurons

Question 25

Attachment point for cerebellar hemispheres. Prominent anterior bulge. Contains fiber tracts

Answer 25

Pons

Question 26

Contains nuclei concerned with respiration, blood pressure and heartbeat

Answer 26

Medulla oblongata

Question 27

Responsible for taste

Answer 27

Parietal lobe

Question 28

Responsible for hearing, memory, and emotions

Answer 28

Temporal lobe

Question 29

Do not participate directly in synaptic interactions. Form myelin, provides nutrients to neurons, destroy pathogens

Answer 29

Neuroglial cells

Question 30

Single short process. Fusion of two processes into one long axon. Most sensory neurons

Answer 30

Uni-polar neuron

Question 31

CNS glial cell that provide support to neurons. Helps form blood brain barrier

Answer 31

Astrocyte

Question 32

CNS glial cell that fight off pathogens

Answer 32

Microglia

Question 33

CNS glial cell that lines ventricles and spinal cord. Produces and circulates CSF

Answer 33

Ependymal

Question 34

CNS glial cell that myelinates axon

Answer 34

Oligodendrocyte

Question 35

Monitors where body is in space. balance

Answer 35

Propioceptors

Question 36

Internal stimulus. Thirst, hunger, discomfort

Answer 36

Interceptors

Question 37

External stimulus. Senses

Answer 37

Exteroceptors

Question 38

Responds to pressure changes

Answer 38

Baroreceptors

Question 39

Responds to potentially damaging stimuli that result in pain

Answer 39

Nociceptors

Question 40

Contains collections of myelinated fibers

Answer 40

White matter

Question 41

Mostly nerve cell bodies and unmyelinated fibers

Answer 41

Gray matter

Question 42

Neuron cell processes in PNS

Answer 42

Nerves

Question 43

Neuron cell processes in the CNS

Answer 43

Tracts

Question 44

Clusters of cell bodies in PNS

Answer 44

Ganglia

Question 45

Cluster of cell bodies in CNS

Answer 45

Nuclei