Practical III- Nervous System Flashcards by Keeli Denney

Name the Structure labeled E

Posterior Commissure - ridge of tissue holding pineal gland to brain.

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What is K?

Vestibular nerve

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Yellowish inner layer of the eye.

Retina

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Name the structure and general brain region labeled C

Sulcus (structure)

Cerebrum (general)

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Which nerves travel through the internal acoustic meatus?

Vestibulocochlear and facial nerve.

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Name the specific structure and the general structure of label B

Tentorium (specific structure)

Dura Mater (general structure)

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Name the structure labeled E

Caudate Nucleus

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Name the structure labeled F

Hippocampus

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What is D?

Anterior Gray Horn

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What is H?

Lobule

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What is E?

Central Canal (contains CSF)

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Name the structure labeled K

Hypoglossal Nerve

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Spot where optic nerve attaches to the retina, no rods, no cones, no vision. (blind spot)

Optic disk

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What components make up the outer ear?

Pinna (Auricle)

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Name the structure and general brain region labeled E

Tonsil (structure)

Cerebellum (general brain region)

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Detects linear acceleration to elicit eye movements, located in the inner ear.

Utricule

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What is C?

Stapes

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What is L?

Iris

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Slightly concave on outer surface, suspended in a ring shaped groove in temporal bone, vibrates in response to sound, highly sensitive to pain due to the sensory branches of the vagus and trigeminal nerves.

Tympanic membrane (Ear drum)

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What is Q?

Posterior chamber

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Name the space labeled F

Fourth Ventricle

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What is J?

Anterior Root (contains motor axons)

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Name the Structure, and the Specific and General Brain Region labeled F

Pineal Gland (Structure)

Epithalamus (Specific Brain Region)

Diencephalon (General Brain Region)

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Name the space labeled E

Cerebral Aqueduct

Functional unit of the nervous system.

Neuron

What is B?

Choroid

Name the structure, specific and general brain region of label C

Pulvinar (structure) Thalamus (specific brain region) Diencephalon (general brain region)

Name the structure and the specific and general brain region labeled C

Optic Chiasma (structure) Hypothalamus (specific) Diencephalon (general)

Name the structure, function, specific and general brain region of label D

Superior Colliculus (structure) Midbrain (specific brain region) Brainstem (general brain region) Visual Reflexes (function)

\_\_\_\_\_\_\_\_\_ are channels that connect the paired lateral ventricles with the third ventricle at the midline of the brain.

Interventricular Foramen (Foramen of Monro)

What is P?

Tympanic cavity

What is labeled M

Spinal Cord

Name the Specific Structure and Structure labeled A

Genu (specific structure) Corpus Callosum (structure)

Name the structure and determine white or grey matter of label E

Cingulate Gyrus Grey matter

What is E?

Malleus

Name the structure and general region labeled E

Folia (structure) Cerebellum (general region)

Name the space labeled C

Third Ventricle

Name the structure, specific and general brain region, and the function of label C

Medial Geniculate Body (structure) Thalamus (specific brain region) Diencephalon (general brain region) Auditory Information (function)

Housed in the osseous semicircular canals and detect rotational movement.

Semicircular ducts.

Name the structure labeled H

Cerebellar Cortex Grey Matter

What is L?

Cochlear nerve

Name the structure and general brain region labeled D

Flocculonodular Lobe (structure) Cerebellum (general brain region)

What is the middle layer of the eyeball called?

Vascular Tunic

What is G?

Optic Nerve

Name the structure and the specific and general brain region labeled I

Cerebral Peduncle (structure) Midbrain (specific) Brainstem (general)

Name the structure and determine white or grey matter of label G

Corona Radiata White matter

Name the structure and the specific and general brain region labeled E

Inferior Colliculus (structure) Midbrain (specific) Brainstem (general)

What is Q?

Tensor tympani muscle

Name the structure labeled H

Glossopharyngeal Nerve

What is S?

Vitreous body

What is C?

Lateral Gray Horn

Name the structure and function of labeled A

Mater (structure) Thin covering that provides vascularity to the brain (function)

What is L?

Posterior Funiculus

What is C?

Retina

Name the structure labeled A

Caudate Nucleus

Name the darkly pigmented, highly vascular membrane that helps absorb light, prevents light rays from scattering within the eye, and is located in the Vascular Tunic.

Choroid Membrane

Name the structure labeled C

Anterior Cerebellar Lobe

Name the structure and matter color of label A

Corona Radiata White Matter

What layer of the Fibrous Tunic is the translucent layer where light enters, and makes up the anterior 1/3 of the eyeball?

Cornea

What are all three ear ossicles?

Malleus, stapes, incus.

Name the structure labeled E

Abducens Nerve

What is G?

Auditory canal

Group of nerve cell bodies in the peripheral nervous system.

Ganglion

Name the function and the structure labeled G

Produces CSF (function) Choroid Plexus (structure)

What sublayer of the fibrous tunic layer is tough, white, posteriorly located and is 2/3 of the eyeball?

Sclera

Name the specific structure and general structure labeled B

Splenium (specific structure) Corpus Callosum (general structure)

Name the space labeled C

Lateral Ventricle

Colored part of the eye surrounding the pupil, composed of smooth muscle fibers that adjust to the size of the pupile, located in the Vascular Tunic Layer

Iris

What is C?

Retina

Maze of passages housed in the petrous part of the temporal bone.

Bony Labyrinth

Name the structure and determine white or grey matter of label C

Lentiform Nucleus Grey matter

What is B?

Auricle

Spot where the optic nerve attaches to the retina

Optic Disk

What is H?

Anterior Funiculus

Name the structure and the specific and general brain region labeled D

Superior Colliculus (structure) Midbrain (specific) Brainstem (general)

Name the structure labeled I

Vagus Nerve

Name the structure, specific and general brain region of label B

Pineal Gland (structure) Epithalamus (specific brain region) Diencephalon (general brain region)

What is J?

Oval window

Name the structure labeled F

Olive

Name the specific and general brain region labeled J

Pons (specific) Brainstem (general)

What is K?

Lateral Funiculus

What is O?

Round window

Name the structure and general brain region labeled A

Olfactory Nerve (structure) Cerebrum (general brain region)

\_\_\_\_ is the narrow wentricle that connects the third and fourth ventricles.

Cerebral Aqueduct

What is F?

Tympanic Membrane

The layer that contains the Retina

Inner layer

Name the structure, and general region labeled G

Arbor Vitae (structure) Cerebellum (general brain region) White Matter

What is R?

Auditory tube

Name the specific structure and general structure labeled A

Genu (specific structure) Corpus Callosum (general structure)

Thick, transparent, biconcave disc, changes shape to allow precise focusing of light on the retina, located in the vascular tunic layer.

Lens

What is N?

Pupil

What is J?

Ciliary Body

What is O?

Lens

What is R?

Hyaloid canal

What is another name for the middle ear?

Tympanic cavity

What is H?

Lobule

What is H?

Central Artery and Vein of Retina

What is I?

Ora serrata

Name the structure labeled H

Inferior Cerebellar Peduncle

What is D?

Macula Lutea

What are the names of all six eye muscles?

Superior Rectus, Inferior Rectus, Medial Rectus, Lateral Rectus, Superior Oblique & Inferior Oblique.

Name the structure labeled F

Posterior Cerebellar Lobe

Name the Structure labeled C

Septum Pellucidum - membrane covering lateral ventricle

Name the structure and determine white or grey matter of label B

Caudate Nucleus Grey matter

Name the structure and the specific and general brain region labeled C

Pineal Gland (structure) Epithalamus (specific) Diencephalon (general)

What is P?

Anterior chamber

Name the structure labeled C

Trochlear Nerve

Name the structure labeled A

Fornix

Calcium carbonate granules embedded in a gelatinous membrane within the Utricle and Saccule are called what?

Otoliths

Name the structure labeled D

Pituitary Gland

Name the structure, specific brain region and general brain region labeled C

Cerebral Peduncle

Name the structure and the general brain region labeled B

Lateral Olfactory Tract (structure) Cerebrum (general)

Name the structure and determine white or grey matter of label D

Insular Nucleus Grey matter

What is M?

Cornea

Passage between middle ear and nasopharynx, normally flattened and closed, swallowing or yawning opens it and allows air to enter the tempanic cavity to equalize pressure on both sides of the tympanic membrane, also is a pathway to spread throat infections to middle ear.

Eustachian (Auditory) Tube

Name the structure, specific brain region and general brain region labeled B

Pituitary Gland

Specialized sensory receptors, stimulated by the weight shift of the gelatinous membrane, that stimulate the vestibular branch of the vestibulocochlear nerve.

Hair cells

What is D?

Incus

Fleshy structure on the side of the head, made of elastic cartilage, collects and directs sound into the auditory canal.

Pinna (auricle)

Name the structure and the general brain region labeled A

Olfactory nerve (structure) cerebrum (general)

Name the structure labeled B

Optic Nerve

Dark pleated ring adjacent to the iris, contains smooth muscle fibers to help focus the lens.

Ciliary body

What is K?

Suspensory ligament

Name the structure and the general brain region labeled D

Piriform Lobe (structure) Cerebrum (general)

Name the structure and determine white or grey matter of label F

Neopallial Cortex Grey matter

Bony labyrinth, oval window, vestibule, semicircular ducts, and cochlea.

What components make up the inner ear?

Name the structure labeled G

Vestibulocochlear Nerve

What components make up the middle ear?

Tympanic membrane, eustachian tube, and the ear ossicles.

Name the structure labeled C

Trigeminal Nerve

Contains the Uticle, Saccule, otoliths, hair cells

Vestibule

What is A?

Posterior Median Sulcus

Name the space labeled E

Cerebral Aqueduct

What is A?

Sclera

What is I?

Semicircular ducts

Name the structure labeled D

Trigeminal Nerve

Name the structure, specific and general brain region of label A

Optic Chiasma (structure) Hypothalamus (specific brain region) Diencephalon (general brain region)

Name the structure labeled F

Superior Cerebellar Peduncle

Name the structure and function of label D

Choroid Plexus (structure) Produces CSF (function)

Name the specific structure and the general structure of label A

Falx Cerebri (specific structure) Dura Mater (general structure)

What is B?

Posterior Gray Horn

A bundle of peripheral nervous system axons.

Nerve

What components make up the vestibule?

Utricule, saccule, hair cells, otoliths

Filled with a watery liquid, which moves in response to the vibrations coming from the middle ear via the oval window, as the fluid moves, hair cells sense the motion via their stereocilia and stimulate the cochlear branch of the vestibulocochlear nerve.

Cochlea.

What is I?

Spinal Nerve (contains both sensory and motor information)

Name the opening in the choroid membrane that changes in response to light, and is located in the Vascular Tunic.

Pupil

Which brain region do structures labled B, C, & D belong to?

Basal Nucleus Region

Name the structure labeled E

Inferior Cerebellar Peduncle

Name the structure labeled A

Caudate Nucleus

The retina contains this specialized, low light, no color sensory receptor called what?

Rods

Name the structure and the specific and general brain region labeled G

Mammillary Body (structure) Hypothalamus (specific) Diencephalon (general)

Name the Specific Structure and Structure labeled B

Splenium (specific structure) Corpus Callosum (structure)

Name the structure and the specific and general brain region labeled H

Oculomotor Nerve (structure) Midbrain (specific) Brainstem (general)

Name the structure and determine white or grey matter of label A

Corpus Callosum White matter

What is N?

Cochlea

Detects verticle acceleration to project to muscles that control posture, located in the inner ear.

Saccule

Name the structure and the general brain region labeled E

Rhinal Sulcus (structure) Cerebrum (general)

What is E?

Fovea centralis

Name the structure and the specific and general brain region labeled B

Interthalmix Adhesion (structure) Thalamus (Specific) Diencephalon (General)

What is F?

Posterior Root Ganglion (contains sensory neuron cell bodies)

Name the space labeled E

Cerebral Aqueduct

What is F?

Optic Disk (blind spot)

Name the structure labeled D

Longitudinal Cerebral Fissure (structure)

What is M?

Vestibule

Group of interconnecting spinal nerves

Plexus

Name the structure labeled J

Accessory Nerve

Name the structure labeled D

Fornix

Structure that marks the beginning of the inner ear

Oval Window

Name the Structure (Small Round Bump) labeled D

Anterior Commissure

Name the specific and general brain region labeled B

Thalamus (specific) Diencephalon (general)

What is the outer eye layer called?

Fibrous Tunic

Name the structure, specific and general brain region, and the function of label B

Lateral Geniculate Body (structure) Thalamus (specific brain region) Diencephalon (general brain region) Visual Information (function)

Name the structure and the specific and general brain region labeled L

Pyramid (structure) Medulla (specific) Brainstem (general)

Name the structure, function, specific and general brain region of label E

Inferior Colliculus (structure) Midbrain (specific brain region) Brainstem (general brain region) Auditory Reflexes (function)

What is A?

Helix

Begins in the external acoustic meatus, follows s-shaped course through the temporal bone.

Auditory canal

Name the structure labeled A

Optic Nerve

Jelly-like fluid of the eye that helps suspend the lens and fills the back part of the eyeball, formed in the embryo an lasts a lifetime, is called what?

Vitreous Humor

What is G?