Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

Neuroscience > Development of Nervous System > Flashcards

Development of Nervous System Flashcards

(60 cards)

Start Studying
1
Q

TRI-LAMINAL DISC GIVES RISE TO WHICH 3 PRIMORDIAL GERM LAYERS

A

ECTODERM, MESODERM AND ENDODERM

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

HOW DOES THE NEURAL PLATE FORM

A

ECTODERM THICKENS ALONG MIDLINE

CELLS RAPIDLY PROLIFERATE TO FORM THE NEURAL PLATE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

NEURAL GROOVE

A

NEURAL PLATE CONTINUES TO THICKEN, CELLS START TO DEPRESS TO FORM THE NEURAL GROOVE AS AN INVAGINATION

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

NEURAL FOLD CELLS

A

CELLS THAT ACCUMULATE SYMETRICALLY AND BILATERALLY ON EITHER SIDE OF NEURAL GROOVE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

NEURAL TUBE AND NEURAL CANAL FORMATION

A

NEURAL GROOVE CONTINUES TO DEEPEN AND EVENTUALLY CLOSES

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

NEURAL TUBE DEVELOPS INTO WHAT

A

BRAIN AND SPINAL CORD

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

NEURAL CANAL DEVELOPS INTO WHAT

A

VENTRICLE OF BRAIN AND CENTRAL CANAL OF SPINAL CORD

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

WHAT OCCURS AT THE MOST CRANIAL POINT OF THE NEURAL TUBE AS IT CONTINUES TO CLOSE

A

THREE DISTINCT EXPANSIONS

- primary brain vesicles called the prosencephalon, mesencephalon and rhombencephalon.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

WHAT DO THE LATERAL PROJECTIONS OF THE CENTRAL CANAL LANDMARK

A

CALLED SULCUS LIMITANS
EVERYTHING DORSAL IS ALAR PLATE (SENSORY)
EVERYTHING VENTRAL IS BASAL PLATE (MOTOR)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

WHAT DOES SONIC HEDGEHOG DO

ASIDE FROM COLLECT RINGS

A

GENE THAT STIMULATES ARRANGEMENT OF ALAR PLATE AND BASAL PLATE BY AFFECTING THE PROTEIN THAT AFFECTS THEM

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

NEUROEPITHELIAL OR NEURECTODERMAL CELL

A

LINING OF WALL OF NEURAL TUBE
GERMINAL CELL LAYER
CELLS UNDERGO DIVISION TO FORM TWO NEW DAUGHTER CELLS PROXIMAL TO THE LUMEN

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

DAUGHTER CELLS OF THE NEUROEPITHELIA DIFFERENTIATE INTO

A

GERMINAL LAYER
MANTLE LAYER
MARGINAL LAYER

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

GERMINAL LAYER ( MOST INTERNAL)

A

FORM EPENDYMAL CELLS

ONE CELL LAYER THICK

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

MANTLE LAYER

A

DIFFERENTIATE INTO NEUROBLASTS AND SPONGIOBLASTS
FORMS GRAY MATTER OF SPINAL CORD, NUCLEI OF BRAIN STEM, NUCLEI AND CORTEX OF CEREBELLUM, BASAL NUCLEI AND CEREBRAL CORTEX

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

NEUROBLASTS

A

IMMATURE NEURONS THAT GROW EXTENSIVELY FORMING LONG PROCESSES AND BECOMING FUNCTIONAL NEURONS

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

SPONGIOBLASTS

A

PROGENITOR FOR NEUROGLIA

  • supporting cells of NS
  • astrocytes and oligodendrocytes
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

MARGINAL LAYER (MOST EXTERNAL)

A

COMPOSED OF GROWING AXONAL PROCESSES OF NEURONAL CELL BODY

AXONS MYELINATED TO FORM WHITE MATTER TRACKS

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

WHAT ARE THE LATERAL ENLARGEMENTS THAT DEVELOP IN THE PROSENCEPHALON

A

OPTIC VESICLES WHICH GROW INTO OPTIC STALK AND OPTIC CUP

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

PROSENCEPHALON DEVELOPS INTO

A

TELENCEPHALON AND DIENCEPHALON

DEVELOPMENTS OF ALAR PLATE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

MESENCEPHALON DEVELOPS INTO

A

DOESN’T, STAYS THE SAME

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

RHOMBENCEPHALON DEVELOPS INTO

A

METENCEPHALON AND MYELENCEPHALON

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

MYELENCEPHALON DEVELOPS INTO

A

MEDULLA OBLONGATA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

WHAT IS THE MEDULLA OBLONGATA

A

CENTER FOR CV AND RESP FUNCTION
CN 6-12 ASSOCIATED
COMPONENT OF BRAINSTEM

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

WHAT DO LEPTOMENINGES OF CNS DO AND WHERE DO THEY ORIGINATE

A

ORIGINATE FROM NEURAL CREST AND ADJACENT MESODERM CELLS

CONTAIN MAJORITY OF BLOOD VESSELS SUPPLYING CNS AND ROOTS OF PERIPHERAL NERVES

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
WHAT IS THE CHOROID PLEXUS OF THE 4TH VENTRICLE RESPONSIBLE FOR
PRODUCTION OF CEREBRAL SPINAL FLUID (CSF)
26
WHAT IS THE CHOROID PLEXUS
ADJACENT CUBOIDAL EPENDYMAL CELLS, PIA MATER AND CAPILLARY BED HANG DOWN INTO 4TH VENTRICLE TO FORM IT
27
LATERAL APERTURE OF CHOROID PLEXUS DOES WHAT
ALLOWS COMMUNICATION BETWEEN VENTRICLE AND SUBARACHNOID SPACE
28
WHAT ARE THE TWO MAJOR DERIVATIVES OF METENCEPHALON
PONS (VENTRAL SIDE) | CEREBELLUM (DORSAL SIDE)
29
FUNCTION OF PONS
BRIDGE OF FIBERS CONNECTING THE CEREBRAL DOWN TO THE CEREBELLAR CORTEX
30
FUNCTION OF CEREBELLUM
BALANCE AND COORDINATION, FINE MOVEMENT, INVOLVED IN LEARNING
31
WHAT CN IS ASSOCIATED WITH METENCEPHALON
CN 5
32
MESENCEPHALON FORMS FOUR ROUNDED HILLS COLLECTIVELY CALLED
CORPORA QUADRIGEMINA
33
THE TWO SUPERIOR HILLS OF THE MESENCEPHALON ARE? WHAT DO THEY DO?
THE SUPERIOR COLLICULI | VISUAL REFLEX FUNCTION, VISUAL MOTOR
34
THE TWO INFERIOR HILLS OF THE MESENCEPHALON ARE? THEY DO?
INFERIOR COLLICULI | AUDITORY REFLEX
35
FIBER TRACKS COMING DOWN VENTRAL SURFACE OF MESENCEPHALON ARE
CEREBRAL PEDUNCLE
36
WHAT JOINS THE 3RD AND 4TH VENTRICLE
CEREBRAL AQUEDUCT
37
WHAT IS SUBSTANTIA NIGRA (BLACK SUBSTANCE)
PIGMENT MELANIN | FIBERS RICH IN DOPAMINE, PROJECT INTO BASAL GANGLIA
38
WHAT CN IS ASSOCIATED WITH MESENCEPHALON
CN 3 AND 4
39
WHAT CN IS ASSOCIATED WITH DIENCEPHALON
CN 2
40
WHAT VENTRICLE IS IN DIENCEPHALON
3RD
41
LAMINA TERMINALIS IS
MOST ANTERIOR PART OF NEURAL TUBE
42
WHAT SEPARATES THE 3RD VENTRICLE INTO A SMALL DORSAL AND LARGE VENTRAL COMPONENTS
INTERTHALAMIC ADHESION
43
WHAT DOES THE EPITHALAMUS DO
MAINTENANCE AND ESTABLISHMENT OF BIOLOGICAL RYTHYM
44
WHERE IS THE SUBTHALAMIC NUCLEI LOCATED
VENTROLATERALLY IN THE DIENCEPHALON
45
WHAT IS NEUROHYPOPHYSIS
VENTRAL OUT GROWTH OF THE HYPOTHALAMUS PLUS EXTENSION OF 3RD VENTRICLE
46
WHAT IS THE THALAMUS
MASS OF NUCLEI
47
WHAT ARE THE FUNCTIONS OF THALAMUS
ALL SENSORY INPUTS TO CEREBRAL CORTEX FIRST GO TO THE THALAMUS EXCEPT OLFACTION
48
FUNCTIONS OF HYPOTHALAMUS
``` CONTROL CENTER FOR ANS REGULATE BODY TEMPERATURE PRODUCE ANTERIOR PITUITARY RELEASING HORMONE REGULATE THIRST EFFECT EMOTIONS REGULATE APPETITE AFFECT MATING BEHAVIOUR AFFECT SLEEP MECHANISM MEMORY PRODUCE POSTERIOR PITUITARY HORMONE ```
49
HOW MUCH OF THE BRAIN DOES THE TELENCEPHALON ACCOUNT FOR
85%
50
WHAT CN ASSOCIATED WITH TELENCEPHALON
CN 1
51
WHAT DO VENTRICLES 1 AND 2 BECOME
LATERAL VENTRICLES OF CEREBRAL HEMISPHERE
52
WHAT DOES BASAL GANGLIA DO
MODIFY MOTOR ACTION
53
WHAT IS PUTAMEN
LATERAL ASPECT OF BASAL GANGLIA
54
WHAT IS GLOBUS PALLIDUS
MEDIAL PART OF BASAL GANGLIA
55
WHAT IS ARCHICORTEX
OLD CORTEX
56
WHERE IS THE HIPPOCAMPUS COMPLEX
DEEP INSIDE TEMPORAL LOBE
57
FUNCTION OF HIPPOCAMPUS
SHORT TERM MEMORY PROCESSING VISUAL SPECIAL ACUITY RESET MEMORY FOR LONG TERM MEMORY
58
WHAT IS THE TOP OF THE FOLD OF CERECRAL HEMISPHERE CALLED? THE BOTTOM?
``` GYRUS = TOP SULCI = BOTTOM ```
59
LOBES OF CEREBRAL HEMISPHERE
``` PREFRONTAL FRONTAL (PAIN) PARIETAL (SENSORY) OCCIPITAL (VISION) TEMPORAL (HEARING AND BALANCE) ```
60
FUNCTIONS OF PREFRONTAL CORTEX
``` PLANNING AHEAD SEQUENCING EVENTS INITIATIVE JUDGEMENT WORKING MEMORY ```

Neuroscience (10 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions