Term
Olfactory Nerve (NI)
Function |
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Definition
| carries sensory information responsible for the sense of smell |
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Term
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Definition
| Carries visual information for special sensory receptors in the eyes |
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Term
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Definition
| primary source of innervation for the extraoccular muscles that move the eyeball |
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Term
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Definition
| The smallest cranial nerve, innervates the superior oblique mucle of the eye |
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Term
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Definition
| Largest cranialnerve, is a mixed nerve with opthalmic, maxillary and mandibular branch |
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Term
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Definition
Innervates the 6th extrinsic oculomotor muscle, the lateral rectus
Makes lateral movement of the eyeball possible |
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Term
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Definition
| Mixed sesory and motor. Provides deep pressure sensation over the face recieve taste over 2/3 tongue. Control superfical muscles of scalp and face and deep muscles at ear. |
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Term
vestibulocochlear Nerve (NVIII)
another name acoustic nerve |
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Definition
| Primary function -sensory balance and equilibrium and hearing |
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Term
| Glossopharyngeal Nerve (NIX) |
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Definition
| innerates tongue and pharynx. taste postier tongue and allows swallowing |
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Term
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Definition
| has an internal branch, which innervates voluntary swallowing of the soft palate and pharynx, and external branch which controls muscles associated with pectoral girdle. |
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Term
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Definition
| provides voluntary motor controlover tongue |
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Term
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Definition
somatic motor to muscle of the palate and pharynx
Visceral motor-torespiratory, cardiovascular and digestive organs in the thoracic and abdominal cavities |
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Term
| Only cranial nerve directly attached to the cerebrum |
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Definition
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Term
Cranial nerve 1
orginates?
Passess through?
Destination? |
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Definition
Orginates-origin receptors of the olfactory epithelium
Pasees through cribriform plate of the ethmoid
destination: olfactory bulbs (neural masses that lie on either side of the crista galli |
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Term
Cranial Nerve -Optic nerve (CNII)
Orgin?
Passes through?
Destination? |
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Definition
Origin: retina of the eye
Passes through: optic canal of the shenoid
Destination: diencephalon by way of the optic chiasm |
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Term
Cranial Nerve CNIII Oculomotor Nerve
Orgin?
Passes through?
Destination? |
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Definition
Origin: mesencephalon
Passes through Orbital fissue of the sphenoid
Destination: Somatic superior, inferior and medial rectus muscles, inferior oblique muscles the lavator palpebrae superiors muscle |
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Term
Cranial nerves Trochlear nerve (CNIV)
Origin?
Passes through?
Destination? |
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Definition
Origin: Mesencephalon
Passes through superior orbital fissure of the sphenoid
Destination: Superior Oblique muscle |
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Term
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Definition
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Term
Cranial nerve 5
Trigeminal Nerve
Orgin
Opthalmic branch
maxillary branch
mandibular branch |
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Definition
Opthalmic branch: orbital structures, nasal cavity, skin of forehead, uppereyelid, eyebrow and part of nose.
Maxillary branch: lower eye lid, upper lip, gums, teeth, cheek, nose, palate, part of pharynx
Mandibular branch: senory; lower gums, teeth lips, palate, tongue
Motor: Motor nuclei of the pons |
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Term
Cranial Nerve 5 Trigeminal nerve
Passes through:
Opthalmic branch
maxillary branch
mandibular branch |
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Definition
Opthalmic branch: superior orbital fissue
maxillary branch: foramen rotundum
mandibular branch: foramen ovale |
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Term
Cranial Nerve 5 Trigeminal nerve
destination:
Opthalmic branch
maxillary branch
mandibular branch |
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Definition
Opthalmic branch: sensory nuclei in the pons
maxillary branch: sensory nuclei in the pons
mandibular branch sensory nuclei in the pons and also the muscle of mastication |
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Term
Cranial Nerve Abducens Nerve (CNVI)
Orgin?
Passes Through?
Destination? |
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Definition
Orgin: Pons
Passes through: Superior orbital fissue of the sphenoid
Destination: Lateral rectus muscle |
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Term
Cranial nerves
Facial Nerve (CNVII)
Orgin:
Sensory and motor? |
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Definition
Orgin:
Sensory: taste receptors on the anterior 2/3 of the tongue
Motor: nuclei of the pons |
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Term
Cranial nerves
Facial Nerve (CNVII)
Passes through? |
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Definition
| Passes through acoustic meatus of the temporal bone, along with the facial canal to reach the stylomastoid foramen |
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Term
Cranial nerves
Facial Nerve (CNVII)
Destination
Sensory
Motor |
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Definition
Sensory: sensory nuclei of the pons
Motor: Somatic muscles of facial expression
Visceral Lacrimal gland and nasal mucous glands, submandibular and sublingual salivary glands |
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Term
cranial nerves (CN VIII)
Vestibulocochlear
Orgin?
Passes through?
Destination? |
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Definition
Orgin: receptors of inner ear
Passes through: Internal acoustic meatus of temporal bone
Destination: Vestibular and cochlear nuclei of the pons and medulla oblongata |
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Term
| Cranial Nerve Glossopharyngeal Nerve (CNIX) Orgin Sensory and motor? |
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Definition
sensory: posterior 1/3 of the tongue part of the pharynx and palate and the cartoid arteries of the neck.
Motor: Motor nuclei of the medulla oblongata |
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Term
Cranial Nerve Glossopharyngeal Nerve (CNIX)
Passes through? |
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Definition
| passes through jugular foreman between the occipital and temporal bones |
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Term
Cranial Nerve Glossopharyngeal Nerve (CNIX)
Destination:
Sensory?
Motor? |
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Definition
Cranial Nerve Glossopharyngeal Nerve (CNIX)
Sensory-nuclei of the medulla oblongata
Motor- Somatic pharyngeal muscles involved in swalloeing
visceral partoid salivary gland |
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Term
Cranial Nerve-Vagus Nerve (CNX)
Origin-
Sensory?
Motor? |
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Definition
Orgin-
Sensory-part of the pharynx, auricle, external acoustic meatus, diaphragm, and visceral organs in the thoracic and abdomiopelvic cavities
Motor: Motor nuclei in the medulla oblongata |
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Term
Cranial Nerve-Vagus Nerve (CNX)
Passes through? |
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Definition
| passes through jugular foremen between the occipital and temporal bone |
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Term
Cranial Nerve-Vagus Nerve (CNX)
Destination Sensory
Motor? |
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Definition
Sensory-sensory nuclei and autonmic center of the medulla oblongata
Motor? Somatic muscle of the palate and pharynx
visceral respiratory, cardiovascular and digestive organs in the thoracic and abdominal cavities |
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Term
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Definition
| Cranial Nerve-Vagus Nerve (CNX) |
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Term
Cranial Nerve-Accessory Nerve(CN XI)
Origin? |
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Definition
| origin: motor nuceli of the spinal cord and medulla oblongata |
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Term
Cranial Nerve-Accessory Nerve(CN XI)
Passes through? |
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Definition
| Passes through Juglar formen between the occiptal and temporal bones |
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Term
Cranial Nerve-Accessory Nerve(CN XI)
Destination? Internal and External branch |
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Definition
Internal branch? Voluntary muscles of the palate, pharynx, larynx
External branch: sternocleidomastoid and trapezius (along with the cervical nerve) |
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Term
Cranial Nerve-Hypoglossal Nerve (CN XII)
origin: |
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Definition
| Origin-motor nuclei of the medulla oblongata |
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Term
Cranial Nerve-Hypoglossal Nerve (CN XII)
Passes through? |
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Definition
| Passes through hypoglossal canal of the occiptal lobe |
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Term
Cranial Nerve-Hypoglossal Nerve (CN XII)
Destination? |
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Definition
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Term
| Name the sensory cranial nerves? |
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Definition
CN1- Olfactory
CNII- Optic
CN VIII-vestibulochlear |
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Term
| Name the motor cranial nerves? |
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Definition
CNIII- Oculomotor
CNIV-Trochlear
CNVI-Abducens
CNXI-Accessory
CNXII-hypoglossal |
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Term
| name of mixed cranial nerves? |
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Definition
CNV-Trigeminal
CN VII- Fascial
CN IX- Glossopharyneal
CNX-Vagus
all spinal nerves |
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Term
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Definition
receives proprioceptive information, indicating body position from the spinal chord.
adjusts postural muscles for balance and equilibrum
Modifies the activity of the red nucleus
programming and fine tuning voluntary and involuntary movements |
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Term
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Definition
| Integrates information from the cerebrum and cerebellum and issues involuntary motor commands concerned with maintenance of muscle tone and limb position. Provided with numerous blood vessels giving it a rich color |
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Term
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Definition
| Connects the cerebellum to thebrain stem |
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Term
| What orginates in the cerebrum |
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Definition
| conscious thought, intellectual function, memory, complex motor patterns |
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Term
In contrast with those of the brain, responses of spinal reflexes
A. Fine tuned
b. are immediate
c. require many processing steps
d. are sterotyped |
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Definition
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Term
| The primary link between the nervous system and the endocrine systems is the? |
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Definition
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Term
| Cranial blood vessells pass through the space directly deep to the ? |
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Definition
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Term
| The only cranial nerves that are attached to the cerebrum are the? |
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Definition
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Term
| The anterior nuclei of the thalmus are part of? |
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Definition
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Term
| The cortex inferior to the lateral sulcus is the? |
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Definition
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Term
| Lying within each hemisphere inferior to the floor of the lateral ventricles is/are the? |
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Definition
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Term
| Nerve fiber bundles on the ventrolateral surface of the mesencephalon are the? |
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Definition
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Term
| Efferent tracts from the hypothalamus? |
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Definition
control involuntary motor activites
control autonomic function
coordinate activites of the nervous system and endrocrine system |
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Term
| The diencephalic components of the limbic system include the? |
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Definition
| thalamus and hypothalamus |
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Term
| Swelling of the jugular vein as it leaves the skull could compress which of the following cranial nerves? |
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Definition
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Term
| condition of the dysmetria often indicates damage to which brain region? |
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Definition
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Term
| if damage or disease, which part of the brain would make a person unable to control and regulate the rate of respiratory movement |
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Definition
| the respiratory rhythmicity center of the medulla |
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Term
| Which lobe and specific area of the brain would be affected if one could no longer cut designs from construction paper? |
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Definition
| damage would have occurred in the premotor cortex of the frontal lobe |
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Term
| Impulses from prorioceptors must pass through specific nuclei before arriving at their destination in the brain. What are the nuclei, and what is the destination of this information? |
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Definition
| Impulses from proprioceptors must pass through the olivary nuclei on their way to cerebellum |
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Term
| Which nuclei are nore likely involved in the coordination movement of the head in the dirction of a loud noise |
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Definition
| the nuclei involved in the coordinated movement of the head in the direction of a loud noice in the inferior colliculi |
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Term
| Which cranial nerves are responsible for all the aspects of eye function? |
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Definition
| Eye function are II, III, IV, V, and VI |
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Term
| If an individual has poor emotional control and difficulty in remembering past events, what area of the brain might be damaged or have a lesion? |
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Definition
| Person might have lesion in the limbic system |
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Term
| Gray matter Pons responsible for ? |
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Definition
| Respiratory center-Modifies the output of respiratory centers in the medulla oblongata. Changes the rate and depth of respiration |
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Term
| Pons nuclei contain sensory and motor nuclei for what 4 cranial nerves? These cranial nerves do what? |
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Definition
CNV; VI; VII; VIII
these cranial nerves innervate the jaw muscles, the anterior side of the face, one of the extra-ocular muscles (lateral rectus) and organs of hearing and equilibrium in the inner ear. |
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Term
| Mesencephalon White matter? Found and contain? |
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Definition
White matter-Cerebral peduncles
Found on the ventrolateral surfaces of the mesencephalon. Contain ascending fibers that synapse in the thalamic nuclei and descending fibers of the pyramidal system that carry voluntary motor commands from the primary motor cortex of the cerebral hemisphere |
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Term
mesencephalon gray matter
reticular formation interconnected?
Has powerful influes on? |
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Definition
Reticular formation-innerconnected network of nuclei that extends into the spinal cord and diencephalon.
powerful influences on broad regions of the cerebral cortex called reticular activating system which is resonsible for maintaining consciousness and awakening from sleep. A blow to the head, certain drugs and disease may damage RAS causing unconscious or coma |
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Term
| White matter PONS of ascending; decending and transferse fibers? |
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Definition
| Ascending and descending tracts innterconnect other portions of the CNS. Transverse fibers- provide communication between the cerebellar hemishperes |
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