[HISTOLOGY SLIDES] - Nervous Tissue (Laboratory)

Gray Matter

Identify the pointed region in the spinal cord

(1) Ventral Horn, (2) Dorsal Horn

Identify the pointed regions of the gray matter of the spinal cord

Gray Matter (When looking at speciemen from the brain, all areas in the periphery are considered Gray Matter)

Identify the pointed region in the Cerebellum

"cell bodies, dendrites, proximal portions of the axons, and neuroglial cells"

Enumerate the structures found in the pointed region

(top to bottom)

Dura mater

Subarachnoid space

Pia mater

Identify the pointed structures

White matter

This type of cell/s is located mainly on what part of the brain?

Sacral region

Identify the region of the spinal cord in the given image.

(top to bottom)

Ventral median fissure

White matter

Ventral horns

Central Canal

Central commissure

Dorsal midline sulcus

Dorsal horns

Identify the parts of the sacral region of the spinal cord.

FALSE

T or F: The white matter in this region of the spinal cord is larger than the white matter in the thoracic region of the spinal cord.

Upper Cervical region

Identify the region of the spinal cord in the given image.

(top to bottom)

White matter

Ventral horn of gray matter

Central canal

Central Commissure

Dorsal horn of the gray matter

Dorsal Midline Sulcus

Identify the structures found in the upper cervical region of the spinal cord.

Brain, Cerebral cortex

Identify this structure.

Meninges

What covers this structure of the brain?

Sulci

Outer surface of cerebral hemisphere is highly folded to form convolutions known as

Plexiform (Molecular) Layer, Outer Granular Layer, Pyramidal Cell Layer, Inner Granular Layer, Ganglionic Layer, Multiform Cell Layer

What are the six poorly-designed layers of this structure?

Folia

The surface of the cerebellum exhibits transverse folds called the _____.

Purkinje cells

This middle layer of the cerebellar cortex consists of a single layer of pear-shaped multipolar neurons called _____.

Granule cells

The layer is densely populated by small, round to oval neurons called _____.

Choroid Plexus

Identify the region of the brain in the given image.

Peripheral Nerve

Identify where this structure is found

(top 3) from left to right

Perineurium

Axon

Myelin sheath

(bottom 2) from left to right

Endoneurium

Schwann cell

Identify the pointed structures.

Peripheral Nerve

Identify the structure on the image.

(top to bottom)

Axon

Endoneurium

Myelin sheath

Identify the pointed structures.

Dorsal root ganglion and nervous tissue

Identify the specific structure given in the image, as well as the type of tissue predominating in the structure.

(top to bottom)

Somatic sensory neurons

Capsule

Identify the structures of the dorsal root ganglion. Be as specific as possible.

(top to bottom)

Cell body

Satellite cell

Nucleus

Nucleolus

Nerve fibers

Identify the parts of the spinal ganglion in high magnification.

False, pseudounipolar

T or F: The neurons that congregate in this structure is multipolar.

(bottom to top)

Capsule

Ganglion Cell

Satellite cell

Nerve fibers

Nucleolus

Nucleus

Nissl Granules

Identify the structures of a sympathetic ganglion.

Multipolar, autonomic motor neurons

What kind of motor neurons are present in this structure?

Dense Irregular Connective Tissue

What kind of tissue is the capsule of a spinal ganglion made up of? Be specific.

Mucosa, Submucosa, Muscularis Externa

Identify the histologic layers of the digestive tract

(1) Visceral Efferent Neuerons/ Autonomic Ganglion Cells

(2) Meissner's Plexus and Auerbach's Plexus

Cells from the division of the nervous system that innervates this specimen are made up of (1)_______, and whose cell bodies and fibers form (2) two ganglionated plexuses named: _______ and ________.

Submucosa

Identify the pointed histologic layer of the digestive tract

Muscularis Externa

Identify the pointed histologic layer of the digestive tract

Serosa

Identify the pointed histologic layer of the digestive tract

Meissner's corpuscle, Lamellar cells, and Capsule

Identify each pointed structures.

Pacinian corpuscle, Supporting cells, Axon

Identify the pointed structures.