ch14pt2 Flashcards

(44 cards)

1
Q

both superior colliculi and both inferior colliculi are collectively known as

A

corpora quadrigemina

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2
Q

choroid plexus locations (2)

A

thalamus and roof of fourth ventricle

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3
Q

cerebellar peduncles (3)

A

superior, middle, inferior

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4
Q

Located under cerebrum.
Links cerebrum with the rest of the brain stem

A

diencephalon

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5
Q

hangs below hypothalamus

A

pituitary gland

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6
Q

Three divisions of the diencephalon

A

thalamus (right and left halves) and hypothalamus

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7
Q

Gatekeeper of cerebrum. relays and processes sensory information to cerebrum. Only sends small portion of info

A

thalamus

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8
Q

Major control center for endocrine and ANS

A

hypothalamus

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9
Q

Controls Hormone production in the pituitary gland. Thermoregulation (hypothalamic thermostat)

A

hypothalamus

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10
Q

controls emotion , Long term memory, thirst, Hunger. HR, BP, GI secretions (ANS)

A

hypothalamus

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11
Q

Major endocrine gland.
Connected to hypothalamus via infundibulum (stalk)

A

pituitary gland

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12
Q

________ controls pituitary secretions, thus interfaces _______ and ______ systems (hypothalamic-pituitary axis)

A

hypothalamus, nervous and endocrine

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13
Q

Visual and Auditory functions: Blinking, visual tracking, pupil dilation and constriction. Relays sounds form inner ear to thalamus.

A

midbrain

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14
Q

motor center inhibiting unwanted contractions. found on midbrain

A

substantia niagra

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15
Q

part of brain responsible for maintaining conciousness

A

midbrain

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16
Q

Connects cerebellum to brain stem. Carries motor and sensory signals up and down brainstem.

A

Pons

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17
Q

Is involved in: (a ton of shit)
Sensory: Hearing, equilibrium, taste, facial sensations
Motor: Eye movement, chewing, swallowing, facial expressions, saliva and tear secretions
Sleep, respiration, posture

A

Pons

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18
Q

nerves or clusters of brain cells with the same job or connecting to the same places. like ganglia but for CNS

19
Q

Sensory and motor nuclei of cranial nerves (muscles of jaw, eye, face; organs of inner ear) upon Pons

A

V, VI, VII, VIII

20
Q

Nuclei involved with respiration (2) in Pons

A

apneustic and pneumotaxic centers

21
Q

function of apneustic center and pneumotaxic center in Pons

A

Modify respiratory rhythmicity (center activity)

22
Q

location of nuclei that process and relay information to and from cerebellum

23
Q

tracts going through Pons

A

ascending and descending tracts

24
Q

Connects brain to spinal cord; relays information

A

medulla oblongata

25
Regulates autonomic functions basic for life: heart rate, blood pressure, and digestion
medulla oblongata
26
autonomic function centers/nuclei within Medulla Oblongata (3)
cardiac, vasomotor, and respiratory centers
27
Groups of nuclei within the Medulla Oblongata (3)
autonomic, sensory and motor, relay stations/pathways
28
Sensory and motor nuclei of cranial nerves upon Medulla oblongata (5)
VIII, IX, X, XI, XII
29
controls visceral activities in medulla oblongata
autonomic nuclei
30
control HR and strength of contraction
cardiac centers <---autonomic nuclei <--- medulla oblongata
31
controls vessel diameter
vasomotor center <---autonomic nuclei <--- medulla oblongata
32
controls/ sets basic pace for respiratory movements
respiratory rhythmicity centers <---autonomic nuclei <--- medulla oblongata
33
Vomiting, coughing, hiccupping, swallowing, sneezing
Autonomic Nuclei of the Medulla Oblongata
34
structures of Cerebellum (4)
folia, anterior and posterior lobes, cerebellar hemispheres
35
narrow band of cortex separating cerebellar hemispheres
vermis
36
groove separating anterior and posterior lobes of cerebellum
primary fissure
37
Large, branched cells found in cerebellar cortex (Gray matter). Receive input from up to 200,000 synapses (MANY dendrites)
Purkinje cells
38
Highly branched, internal white matter of cerebellum
Arbor Vitae
39
Cerebellar nuclei embedded in ___ ___ relay information to ______ cells
arbor vitae, Purkinje
40
Adjusts postural muscles and coordinates repetitive body movements. Plays part in evaluating certain sensory input, *time keeping*, emotions and impulse control
functions of Cerebellum
41
How cerebellum coordinates repetitive body movements (3)
intent, performance, learned movements
42
Receives info from cerebrum about intended movement (step 1 in cerebellum coordinating repetitive body movements)
intent
43
Receives info from eyes, inner ear, muscles, joints about actual movement (step 2 in cerebellum coordinating repetitive body movements)
performance
44
Compares intent with performance and adjusts performance if discrepancy exists (step 3 in cerebellum coordinating repetitive body movements)
learned movements