Nervous System Part 1,2, and 3

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Processes

Extensions off of the cell body are called what?

Olfactory Nerve

Identify cranial nerve 1.

Optic Nerve

Identify cranial nerve II.

Schwann Cell

Identify the cell highlighted below.

Central Nervous System

Identify the division of the nervous system highlighted in blue.

Peripheral Nervous System

Identify the division of the nervous system highlighted in blue.

Cell Body

Identify the part of a neuron in the circle below.

Central Sulcus

Identify the structure in orange below.

Nodes of Ranvier

Identify these indentations.

Lateral Ventricles

Identify these spaces filled with cerebral spinal fluid (CSF).

Brain Stem

Identify this brain region.

Diencephalon

Identify this brain region.

Frontal Lobe

Identify this brain region.

Occipital Lobe

Identify this brain region.

Parietal Lobe

Identify this brain region.

Temporal Lobe

Identify this brain region.

Perineurium

Identify this connective tissue covering the blue arrow is pointing to.

Endoneurium

Identify this connective tissue covering. (Note: this is a 430x magnification)

Epineurium

Identify this covering around the nerve to which the blue arrow points.

Astrocyte

Identify this glial cell type.

Dura Mater

Identify this meningeal layer

Astrocyte

Identify this neuroglia.

Axon

Identify this part of a neuron.

Dendrite

Identify this part of a neuron.

Interventricular Foramen

Identify this passageway between the lateral and third ventricles.

Synaptic Cleft

Identify this space after the axon terminal.

Fourth Ventricle

Identify this space filled with CSF.

Third Ventricle

Identify this space filled with CSF.

Epithalamus

Identify this specific brain region.

Hypothalamus

Identify this specific brain region.

Medulla Oblongata

Identify this specific brain region.

Midbrain

Identify this specific brain region.

Pons

Identify this specific brain region.

Thalamus

Identify this specific brain region.

Spinal Cord

Identify this structure highlighted in orange.

Nucleus

Identify this structure.

Myelinated Fiber

Name the structure circled below. (Note: take into account what Schwann cells make)

Mammillary Bodies

Name these highlighted structures.

Olfactory Bulbs

Name these highlighted structures.

Olfactory Tracts

Name these highlighted structures.

Optic Tracts

Name these highlighted structures.

Central Canal

Name this CSF passageway of the spinal cord

Nucleus

Name this cell structure.

Endoneurium

Name this connective tissue covering.

Epineurium

Name this connective tissue covering.

Perineurium

Name this connective tissue covering.

Schwann Cell

Name this glial cell wrapped around the axon.

Corpus Callosum

Name this highlighted structure.

Optic Chiasma

Name this highlighted structure.

Pia Mater

Name this meningeal layer

Arachnoid Mater

Name this meningeal layer.

Cell Body

Name this part of a neuron. Otherwise known as "soma"

Cerebral Aqueduct

Name this passageway that connects the third and fourth ventricles.

Axon

Name this process.

Collateral Branch

Name this process.

Dendrite

Name this process.

Gray Matter

Name this region of the spinal cord.

White Matter

Name this region of the spinal cord.

Subarachnoid Space

Name this space.

Subdural Space

Name this space.

Cauda Equina

Name this structure.

Conus Medularis

Name this structure.

Filum Terminale

Name this structure.

Pineal Body

Name this structure.

Synaptic Terminals

Name this structure.

Pituitary Gland

Name this structure. Aka the "hypophysis"

Medulla Oblongata, Midbrain, Pons

The brain stem is composed of what 3 smaller regions? Please list in alphabetical order separated by commas

Lobes

The cerebrum is divided into what four regions called...

Epithalamus, Hypothalamus, Thalamus

The diencephalon is composed of what 3 smaller regions? (List answers in alphabetical order separated by commas)

Meninges

The protective connective tissue layers around the brain and spinal cord are known as what?

Cerebral White Mater

The region of the cerebrum with a high concentration of myelinated axons is called the...

Cerebral Hemispheres

This slide shows a picture of the two ...

Glial Cells

What are the supportive cells of the nervous system called? Otherwise known as "neuroglia"

Fascicles

What are these groups called?

Node

What are these unmyelinated gaps called?

Sensory Neuron

What functional classification does this neuron belong to? Hint: Afferent pathway

Association Neuron

What functional classification does this neuron belong to? Hint: aka "interneuron"

Motor Neuron

What functional classification does this neuron belong to? Hint: efferent pathway

Cerebrospinal Fluid

What is the fluid that surrounds and bathes the central nervous system called?

Corpora Quadrigemina

What is the name for these four structures?

Oculomotor Nerve

What is the name of cranial nerve III?

Trochlear Nerve

What is the name of cranial nerve IV? 4

Glossopharyngeal

What is the name of cranial nerve IX? 9

Trigeminal Nerve

What is the name of cranial nerve V? 5

Abducens Nerve

What is the name of cranial nerve VI? 6

Facial Nerve

What is the name of cranial nerve VII? 7

Vestibulocochlear Nerve

What is the name of cranial nerve VIII? 8

Vagus Nerve

What is the name of cranial nerve X? 10

Accessory Nerve

What is the name of cranial nerve XI? 11

Hypoglossal Nerve

What is the name of cranial nerve XII? 12

Fascicle

What is the name of this bundle surrounded by the perineurium?

Cerebral Cortex

What is the superficial gray matter of the cerebrum called?

Neuron

What is this impulse carrying cell called?

Bipolar Neuron

What structural type of neuron is this?

Multipolar

What structural type of neuron is this?

Unipolar Neuron

What structural type of neuron is this?

Lateral Sulcus

What structure is highlighted below?

Longitudinal Fissure

What structure is highlighted in orange?

Gyri Sulci

"A" and "B" are pointing to what general structures?


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