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BMS165 > Brain structure and function WK5 L4 > Flashcards

Brain structure and function WK5 L4 Flashcards

1
Q

WHAT ARE THE MAJOR BRAIN REGIONS?

A

CEREBURM
DIENCEPHALON
MINDBRAIN
HINDBRAIN

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2
Q

WHAT DOES ENCEPHALON MEAN?

A

OF THE BRAIN

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3
Q

WHAT ARE THE GYRI?

A

FOLDS IN THE BRAIN

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4
Q

WHAT ARE THE SULCI?

A

GROOVES IN THE BRAIN

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5
Q

WHAT IS THE CORTEX?

A

SURFACE LAYER OF GREY MATTER

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6
Q

WHAT IS THE NUCELI?

A

DEEPER MASSES OF GREY MATTER

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7
Q

WHAT ARE THE TRACTS?

A

BUNDLES OF AXONS / WHITE MATTER

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8
Q

WHAT ARE THE CONNECTIVE TISSUE MEMBRANES AROUND THE CNS?

A

DURA MATER
ARACHNOID MATER
PIA MATER

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9
Q

WHAT IS THE DURA MATER?

A

OUTERMOST TOUGHEST MEMBRANE

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10
Q

WHAT IS THE ARACHNOID MATER?

A

MIDDLE LAYER

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11
Q

WHAT IS THE PIA MATER?

A

INNER LAYER DIRECTLY ADHERED TO BRAIN TISSUES

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12
Q

HOW MANY VENTRICLES ARE IN THE BRAIN?

A

4

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13
Q

WHERE ARE THE 1ST AND 2ND VENTRICLES IN THE BRAIN?

A

LATERAL VENTRICLES IN HEMISPHERES

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14
Q

WHERE IS THE 3RD VENTRICLE?

A

VERTICLE SPACE UNDER CORPUS CALLOSUM / UNDERNEATH LATERAL VENTRICLES

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15
Q

WHERE IS THE 4TH VENTRICLE?

A

BETWEEN PONS AND CEREBELLUM / UNDERNEATH 3RD VENTRICLE

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16
Q

HOW IS THE CSF PRODUCED?

A

WITHIN BRAIN VENTRICLES BY CHOROID PLEXUS

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17
Q

WHAT DOES CSF CONTAIN?

A

HORMONES AND NUTRIENTS

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18
Q

WHAT IS THE BLOOD BRAIN BARRIER?

A

SYSTEM COMPOSED OF MICROVASCULAR ENDOTHELIAL CELLS

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19
Q

WHAT DOES THE BLOOD BRAIN BARRIER DO?

A

SHEILD THE BRAIN FROM TOXIC SUBSTANCES IN BLOOD - SUPPLIES NUTRIENTS - FILTERS HARMFUL SUBSTANCES BACK INTO BLOOD STREAM

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20
Q

IS THE BRAN PERMIABLE TO LIQUIDS?

A

YES

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21
Q

WHERE ARE THE BLOOD BRAIN BARRIER BREAKS?

A

IN THE 3RD AND 4TH VENTRICLE

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22
Q

WHAT DOES THE MEDULLA OBLONGATA DO?

A

CONTROL CENTER FOR VITAL FUNCTIONS LIKE: RATE AND FORCE OF HEARTBEAT
BLOOD VESSEL DIAMETER
RATE AND DEPTH OF BREATHING
COUGHING - SNEEZING - GAGGING - VOMITING - SALAVATION - SWEATING
MOVEMENTS OF HEAD AND TONGUE

23
Q

WHERE IS THE MEDULLA OBLONGATA?

A

LOWEST PART OF BRAIN BETWEEN PONS AND SPINAL CHORD

24
Q

WHAT ARE THE CRANIAL NERVES OF THE MEDULLA OBLONGATA?

A

IX - 9
X - 10
XI - 11
XII - 12

25
WHAT DOES THE PONS DO?
POSTURE - SLEEP - HEARING - BALANCE - TATSE - EYE MOVEMENTS - FACIAL EXPRESSIONS - FACIAL SENSATION - RESPIRATION - SWALLOWING
26
WHERE IS THE PONS?
ABOVE MEDULLA OBLONGATA
27
WHAT ARE THE CRANIAL NERVES OF THE PONS?
V - 5 VI - 6 VII - 7 VIII - 8
28
WHAT DOES THE MID BRAIN CONTAIN?
HOLDS INFERIOR AND SUPERIOR COLLICULI BASAL NUCLEI NUCELI RESPONSIBLE FOR CONTROLS LEVELS OF AROUSAL AND CONSCIOUSNESS
29
WHAT DOES INFERIOR AND SUPERIOR COLLICULI DO?
VISUAL & AUDITORY REFLEXES
30
WHAT DOES THE BASAL NUCLEI DO?
INVOLVED IN REGULATING VOLUNTARY MOVEMENTS
31
WHERE IS THE MIDBRAIN ?
BETWEEN DIANCEPHALON AND PONS
32
WHAT ARE THE CRANIAL NERVES OF THE ?
III - 3 | IV - 4
33
WHAT DOES THE CEREBELLUM (LITTLE BRAIN) DO?
LARGEST PART OF HIND BRAIN - RESPONSIBLE FOR MUSCLE COORDINATION & MOTOR LEARNING - POSTURE & BALANCE & MUSCLE TONE - FINE CO ORDINATION
34
WHERE IS THE IS THE CEREBELLUM?
POSTERIOR UNDER LOBES
35
WHAT IS IN THE DIENCEPHALON?
THALAMUS - HYPOTHALAUMUS - HYPERTHALAMUS - PINEAL GLAND
36
WHAT DOES THE THALAMUS DO?
RELAY CENTER - RECEIVES ALL SENSORY INFO (EXCEPT SMELL) ON WAY TO CEREBRAL CORTEX - RELEAYS MOTOR INFORMATION FROM BASAL NUCELI TO CEREBRAL CORTEX FROM CEREBEULLUM TO MOTOR CORTEX FOR MOVEMENT CO ORDINTATION
37
WHERE IS THE THALAMUS?
BETWEEN MIDBRIN AND CEREBELLUM
38
WHAT DOES THE HYPOTHALAMUS DO?
CENTER FOR HOMEOSTASIS - HORMONE SECRETION - CONTROL OF AUTONOMIC NERVOUS SYSTEM - THERMO REGULATION - HUNGER AND THIRST - SLEEP AND CARCADIAN RHYTHMS - EMOTIONAL BEHAVIOUR - LIBIDO
39
WHERE IS THE HYPOTHALAMUS?
BELOW THALAMUS UNDER PITUITARY GLANDS
40
WHAT DOES THE EPITHALAMUS DO?
CONNECTED TO LIMBIC SYSTEM -CONNECTING POINT FOR DIACENPHALIC CONDUCTION SYSTEM
41
WHERE IS THE EPITHALAMUS?
POSTERIOR TO HYPOTHALAMUS AND THALAMUS
42
WHAT DOES THE PINEAL GLAND DO?
PLAYS ROLES IN CIRCADIAN RHYTHMS - PRODUCES MELATONIN - PART OF ENDOCRINE SYSTEM
43
WHERE IS THE PINEAL GALND?
PINE CONE SHAPED GLAND IN CENTER OF BRAIN
44
WHAT IS THE CEREBRUM?
80% BRAIN MASS IN HUMANS - CONSISTS OF BOTH HEMISPHERES
45
WHAT DOES THE CEREBRUM DO?
RESPONSIBLE FOR HIGHER MENTAL FUNCTIONS
46
WHAT ARE THE LOBES OF THE CEREBRUM?
FRONTAL - PARIETAL - OCCIPTAL - TEMPORAL (PAIRED)
47
WHAT DOES THE FRONTAL LOBE DO?
VOLUNTARY MOTOR FUNCTIONS - PLANNING - MOOD - SMELL - SOCIAL JUDGEMENT
48
WHAT DOES THE PARIETAL LOBE DO?
RECEIVES AND INTEGRATES SENSORY INFORMATION
49
WHAT DOES THE OCCIPITAL LOBE DO?
VISUAL CENTRE OF THE BRAIN
50
WHAT DO THE TEMPORAL LOBES DO?
AREA FOR HEARING - SMELL - LANGUAGE - EMOTIONAL BEHAVIOUR
51
WHAT IS THE LIMBIC SYSTEM?
LOOP OF CORTICAL STRUCTURES ON EITHER SIDE OF THE THALAMUS BENEATH CEREBRUM
52
WHAT DOES THE LIMBIC SYSTEM DO?
CONTROLS EMOTIONS
53
WHAT ARE THE CRANIAL NERVES?
I - 1 - OLFACTORY NERVE - SENSE OF SMELL II - 2 - OPTIC NERVE - SENSE OF VISION III - 3 - OCULOMOTOR - EYEBALL/EYELID MOVEMENT IV - 4 - TROCHLEA NERVE - OBLIQUE EYE MOVEMENT V - 5 - TRIGEMINAL NERVE - FACE SENSORS / CHEWING VI - 6 - ABDUCENS NERVE - LATERAL EYE MOVEMENT VII - 7 - FACIAL NERVE - SENSORY TONGE TASTE 1&2/3 / FACIAL MOTOR VIII - 8 - VESTIBULOCOCHLEAR NERVE- SENSORY BALANCE / HEARING IX - 9 - GLOSSOPHARANGEAL NERVE - SENSORY TONGE TASTE 3/3 / PHARANYX MOVEMENT X - 10 - VAGUS NERVES - SENOSRY OF VISCERL ORGANS / MOTOR FOR VISCERL ORGANS XI - 11 - ACCESSORY NERVES - MOTOR HEAD NECK AND SHOULDERS XII - 12 - HYPOGLOSSAL NERVE - MOTOR MOVEMENTS FOR TONGUE FOR SPEACH / FOOD MANIPULATION

BMS165 (39 decks)

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