Nervous System Part 1,2, and 3
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?