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BIO 120 NERVOUS SYSTEM: BRAIN

Terms in this set (68)

WHAT IS THE FUNCTION OF THE HYPOGLOSSAL NERVE/ CRANIAL NERVE XII?
HYPOGLOSSAL NERVE (CN XII)- STIMULATE TONGUE AND
NECK MUSCLES
WHAT IS THE FUNCTION OF THE ACCESSORY NERVE /CRANIAL NERVE XI?
ACCESSORY NERVE (CN XI)- SERVES MUSCLES OF THE NECK, LARYNX, AND THE SHOULDER
WHAT IS THE FUNCTION OF THE VAGUS NERVE /CRANIAL NERVE X?
VAGUS NERVE (CN X)- SERVE MANY ORGANS OF THE HEAD, THORAX, AND ABDOMINAL CAVITY
GIVE ONE FUNCTION OF THE GLOSSOPHARYNGEAL NERVE/ CRANIAL NERVE IX?
GLOSSOPHARYNGEAL NERVE (CN IX)- CONTAIN MOTOR FIBERS INNERVATING THROAT STRUCTURES / SENSORY FIBERS FOR TASTE STIMULI, WORKS WITH CN VII
GIVE ONE FUNCTION OF THE VESTIBULOCOCHLEAR
NERVE / CRANIAL NERVE VIII?
VESTIBULOCOCHLEAR NERVE (CN VIII)- INVOLVED WITH HEARING / EQUILIBRIUM
GIVE ONE FUNCTION OF THE FACIAL NERVE / CRANIAL
NERVE VII?
FACIAL NERVE (CN VII)- INVOLVED IN SENSATION OF TASTE / GLAND FUNCTION / FACIAL EXPRESSION
GIVE ONE FUNCTION OF THE ABDUCENS NERVE /
CRANIAL NERVE VI?
ABDUCENS NERVE (CN VI)- ABDUCTS THE EYE/ WORKS IN CONJUNCTION WITH CN III AND IV
GIVE ONE FUNCTION OF THE TRIGEMINAL NERVE /
CRANIAL NERVE V?
TRIGEMINAL NERVES (CN V)- INVOLVED IN CHEWING AND SENSATIONS OF THE HEAD AND FACE
WHAT IS THE FUNCTION OF THE TROCHLEAR NERVE /
CRANIAL NERVE IV?
TROCHEAR NERVE (CN IV)- PROVIDES MOTOR FIBERS TO EXTRINSIC MUSCLES OF THE EYEBALL
WHAT IS THE FUNCTION OF THE OCULMOTOR NERVE /
CRANIAL NERVE III?
OCULOMOTOR (CN III)- PROVIDES MOTOR FIBERS TO EXTRINSIC MUSCLES OF THE EYEBALL
WHAT IS THE FUNCTION OF THE OPTIC NERVE / CRANIAL NERVE II?
OPTIC NERVE (CN II)- INVOLVED WITH THE SENSE OF VISION
WHAT IS THE FUNCTION OF THE OLFACTORY NERVE /
CRANIAL NERVE I?
Olfactory Nerve (CN I)- INVOLVED WITH THE SENSE OF SMELL
NAME ONE OF THE ONLY SENSORY CRANIAL NERVES
Cranial Nerves- OPTIC NERVE (CN I), OLFACTORY (CN II), VESTIBULOCOCHLEAR (CN VIII) (ONLY ONE NEEDED)
HOW MANY CRANIAL NERVES ARE SOLELY SENSORY?
Cranial Nerves- 3 (CRANIAL NERVES I, II,VIII)
HOW MANY CRANIAL NERVES ARE FOUND IN HUMANS?
Cranial Nerves- 12 PAIRS
THE FALX CEREBELLI, SEPERATING THE TWO
CEREBELLAR HEMISPHERES, AND THE ____________,
SEPERATING THE CEREBRUM FROM THE CEREBELLUM,
ARE TWO IMPORTANT INWARD FOLDS OF THE INNER
DURAL MEMBRANE
Tentorium Cerebelli
THE _____________, SEPERATING THE TWO CEREBELLAR
HEMISPHERES, AND THE TENTORIUM CEREBELLI,
SEPERATING THE CEREBRUM FROM THE CEREBELLUM,
ARE TWO IMPORTANT INWARD FOLDS OF THE INNER
DURAL MEMBRANE
Falx Cerebelli
WHAT IS THE FUNCTION OF THE SUPERIOR SAGITTAL
SINUS?
Superior Sagittal Sinus- Collects blood draining form the brain tissue
WHICH EXTENSION OF THE DURA MATER DIPS INTO THE
LONGITUDINAL FISSURE TO ATTACH TO THE CRISTA GALI OF THE ETHMOID BONE OF THE SKULL
Falx Cerebri
THE _____________, OF THE DURA MATER, FORMS THE
OUTERMOST BRAIN COVERING AND IS CONTINUOUS WITH THE DURA MATER OF THE SPINAL CORD
Meningeal Layer
THE _____________, OF THE DURA MATER, IS ATTACHED TO
THE INNER SURFACE OF THE SKULL FORMING THE
PERIOSTEUM
Periosteal Layer
NAME ONE OF THE TWO LAYERS OF THE DURA MATTER
Dura Mater- Periostal Layer / Meningeal Layer (ONLY ONE NEEDED)
NAME TWO OF THE THREE MENINGES OF THE BRAIN
Meninges- Dura Mater / Arachnoid Mater / Pia Mater (ANY TWO)
THE __________ FORMS THE ROOF OF THE THIRD
VENTRICLE AND IS THE MOST DORSAL PORTION OF THE
DIENCEPHALON
Epithalamus
NAME ONE OF THE THREE LOBES OF THE CEREBELLUM
Cerebellum- Anterior Lobe / Posterior Lobe/ Flocculonodular Lobe
(ONLY ONE NEEDED)
NAME ONE OF THE STRUCTURES FOUND IN THE EPITHALAMUS
EPITHALAMUS - PINEAL BODY/ CHOROID PLEXUS OF THE THIRD VENTRICLE (ONLY NEED ONE)
THE __________ IS A TINY ORIFICE CONNECTING THE THIRD VENTRICLE WITH THE LATERAL VENTRICLE ON THE SAME SIDE
INTERVENTRICULAR FORAMEN/ FORAMEN OF MONRO
NAME ONE OF THE THREE MAJOR INTERNAL STRUCTURES OF THE DIENCEPHALON
Diencephalon- Thalamus / Hypothalamus /Epithalamus (ONLY ONE NEEDED)
THE CAUDATE NUCLEUS AND THE LENTIFORM NUCLEUS ARE REFERRED TO COLLECTIVELY AS THE ______________ OR "STRIPED BODY"
Corpus Striatum
THE CORONA RADIATA IS A SPRAY OF PROJECTION FIBERS COURSING DOWN FROM THE PRECENTRAL/ MOTOR GYRUS, WHICH COMBINES WITH SENSORY FIBERS TRAVELING TO THE SENSORY CORTEX TO FORM A BROAD BAND OF FIBROUS MATERIAL CALLED THE _____________ .
Internal Capsule
THE ______________ IS A SPRAY OF PROJECTION FIBERS COURSING DOWN FROM THE PRECENTRAL / MOTOR GYRUS
Corona Radiata
THE AMYGDALOID NUCLEUS IS PART OF WHAT SYSTEM?
Amygdaloid Nucleus- Limbic System
NAME ONE OF THE TWO NUCLEI WHICH COMPOSE THE LENTIFORM NUCLEUS
Lentiform Nucleus- Putamen and Globus Pallidus Nuclei (ONLY ONE NEEDED)
THE MOST IMPORTANT BASAL GANGLIA IS THE ___________ AND THE _____________ (GIVE EITHER)
Caudate Nucleus / Lentiform Nucleus (ONLY ONE NEEDED)
THE BASAL GANGLIA (WHICH ARE INVOLVED IN REGULATING VOLUNTARY MOTOR ACTIVITIES) ARE PART OF WHAT SPECIFIC BRAIN SYSTEM?
Extrapyramidal System
THE ____________ ARE IMPORTANT SUBCORTICAL MOTOR NUCLEI THAT ARE INVOLVED IN REGULATING VOLUNTARY MOTOR ACTIVITIES
Basal Ganglia
THE FIBER TRACTS FOUND IN THE CEREBRAL HEMISPHER WHITE MATTER ARE CALLED ________________ IF THEY RUN FORM ONE HEMISPHERE TO ANOTHER
Commissures
THE FIBER TRACTS FOUND IN THE CEREBRAL HEMISPHER WHITE MATTER ARE CALLED ________________ IF THEY RUN BETWEEN THE CEREBRAL CORTEX AND LOWER BRAIN STRUCTURES OR SPINAL CORD
Projection Tracts
THE FIBER TRACTS FOUND IN THE CEREBRAL HEMISPHER WHITE MATTER ARE CALLED _____________ IF THEY CONNECT TWO PORTIONS OF THE SAME HEMISPHERE
Association Tracts
______________ IS A CROSSOVER POINT FOR THE MAJOR MOTOR TRACTS / PYRAMIDAL TRACTS DESCENDING FROM THE MOTOR AREAS OF THE CEREBRUM
Decussation of Pyramids
WHAT IS THE LOWEST BRAIN STEM STRUCTURE?
Medulla Oblongata
THE ______________ ARE ARE FIBER TRACTS THAT CONNECT THE PONS TO THE CEREBRUM
Cerebral Peduncles
NAME TWO OF THE THREE MAJOR REGIONS OF THE BRAIN STEM
Brain Stem- Midbrain / Pons / Medulla Oblongata (ONLY TWO NEEDED)
THE ______________ CONTAINS THE SYNAPSE POINTS OF CRANIAL NERVE I FIBERS
Olfactory Bulb
THE _______________ IS SOMETIMES CONSIDERED THE SUPERIORMOST PORTION OF THE BRAINSTEM, BUT IS EMBRYOLOGICALLY PART OF THE FOREBRAIN ALONG WITH THE CEREBRAL HEMISPHERES
Diencephalon
THE DEEPER __________________, OF THE CEREBRUM, IS COMPOSED OF FIBER TRACTS CARRYING IMPULSES TO OR FROM THE CORTEX
Cerebral White Matte
THE CELL BODIES OF THE CEREBRAL NEURONS INVOLVED IN HIGHER BRAIN FUNCTIONS (LANGUAGE, ABSTRACT THOUGHT....) ARE FOUND IN THE OUTERMOST GRAY MATTER OF THE CEREBRUM, THE _______________ .
Cerebral Cortex
IMPULSES FROM THE OLFACTORY SENSE ORGANS ARE INTERPRETED IN AN AREA DEEP WITHIN THE TEMPORAL LOBE ALONG IT'S MEDIAL SURFACE CALLED THE
Uncus
THE _________________ ALLOWS YOU TO BECOME AWARE OF PAIN, COLDNESS, A LIGHT TOUCH, AND THE LIKE
Somatosensory Association Area
A FIFTH LOBE OF EACH CEREBRAL HEMISPHERE, THE ____________, IS BURIED DEEP WITHIN THE LATERAL SULCUS, AND IS COVERED BY PORTIONS OF THE TEMPORAL, PARIETAL, AND FRONTAL LOBES
Insula
THE ENTIRE SURFACE OF THE BRAIN IS THROWN INTO ELEVATED RIDGES OF TISSUE CALLED GYRI THAT ARE SEPERATED BY SHALLOW GROOVES CALLED SULCI OR DEEPER GROOVES CALLED
FISSURES
THE ENTIRE SURFACE OF THE BRAIN IS THROWN INTO ELEVATED RIDGES OF TISSUE CALLED GYRI THAT ARE SEPERATED BY SHALLOW GROOVES CALLED __________ OR DEEPER GROOVES CALLED FISSURES
Sulci
THE ENTIRE SURFACE OF THE BRAIN IS THROWN INTO ELEVATED RIDGES OF TISSUE CALLED_____________ THAT ARE SEPERATED BY SHALLOW GROOVES CALLED SULCI OR DEEPER GROOVES CALLED FISSURES
Gyri
THE ____________________ ARE THE MOST SUPERIOR PORTIONS OF THE BRAIN
Cerebral Hemispheres
THE CENTRAL CANAL OF THE NEURAL TUBE, WHICH REMAINS CONTINOUS THROUGHOUT THE BRAIN AND CORD, ENLARGES IN FOUR REGIONS OF THE BRAIN, FORMING CHAMBERS CALLED _________ ____ .
Ventricles
NAME ONE OF THE THREE MAJOR DEVELOPMENTAL REGIONS OF THE BRAIN
Forebrain (PROSENCEPHALON)/ Midbrain (MESENCEPHALON)/ Hindbrain (RHOMBENCEPHALON)
DURING EMBRYONIC DEVELOPMENT OF ALL VERTEBRATES, THE CNS FIRST MAKES ITS APPEARANCE AS A SIMPLE TUBE-LIKE STRUCTURE, THE
Neural Tube
THE AUTONOMIC NERVOUS SYSTEM (ANS) IS OFTEN REFERRED TO AS THE ____
Involuntary Nervous System
NAME ONE OF THE TWO DIVIONS OF THE MOTOR BRANCH OF THE PNS
Somatic Division / Voluntary System OR Autonomic Nervous System / Involuntary Nervous System (ANS) (ONLY ONE NEEDED)
THE ______________, A SUBDIVISION OF THE PNS, CONSISTS OF NERVE FIBERS THAT CONDUCT IMPULSES AWAY THE CNS
Motor Portion
THE ______________, A SUBDIVISION OF THE PNS, CONSISTS OF NERVE FIBERS THAT CONDUCT IMPULSES TOWARDS THE CNS
Sensory Portion
NAME ONE OF THE TWO MAJOR SUBDIVISIONS OF THE PNS
Sensory Portion / Motor Portion (ONLY ONE NEEDED)
THE _____________________ SERVES AS COMMUNICATIONS LINES THAT CARRY IMPULSES FORM THE SENSORY RECPTORS TO THE CNS AND FROM THE CNS TO THE APPROPRIATE GLANDS, MUSCLES, OR OTHER EFFECTOR ORGANS
Peripheral Nervous System (PNS)
THE ________________ PRIMARILY INTERPRETS INCOMING SENSORY INFORMATION AND ISSUES INSTRUCTIONS BASED ON THAT INFORMATION AND ON PAST EXPERIENCE
Central Nervous System (CNS)
______________ , ALSO KNOWN AS WATER ON THE BRAIN, OCCURS BECAUSE OF CEREBROSPINAL FLUID RETENTION IN INFANTS
HYDROCEPHALUS
GIVE THE SPECIFIC AREA OF THE CNS THAT MOTOR NEURON CELL BODIES ARE FOUND
Motor Neuron Cell Bodies- Nuclei
WHAT LIFE-THREATENING DISORDER OF THE BRAIN MAY OCCUR AS A RESULT OF MENINGITIS SPREADING TO THE BRAIN?
ENCEPHALITIS
__________ IS AN INFLAMMATION OF THE MENINGES
MENINGITIS
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