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A&P 1 > ch 14 test > Flashcards

ch 14 test Flashcards

1
Q

gyri

A

elevated ridges of cerebral cortex

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2
Q

sulci

A

shallow depressions of the cerebral cortex

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3
Q

fissures

A

deep grooves of the cerebral cortex

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4
Q

diencephalon

A

links cerebrum w brain stem; 3 divisions- left thalamus, right thalamus, and hypothalamus

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5
Q

thalamus

A

(bird eye) relays and processes sensory info

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6
Q

hypothalamus

A

(bird beak) hormone production, emotion, and autonomic function

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7
Q

pituitary gland

A

in diencephalon, major endocrine gland connected to hypothalamus via infundibulum, interfaces nervous and endocrine systems

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8
Q

mesencephalon

A

midbrain, processes sight, sound, associated reflexes, and maintains consciousness

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9
Q

pons

A

connects cerebellum to brain stem and is involved in somatic and visceral motor control

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10
Q

medulla oblongata

A

connects brain to spinal cord, relays info, regulates heart rate, blood pressure, and digestion

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11
Q

telencephalon

A

becomes cerebrum

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12
Q

metencephalon

A

forms cerebellum and pons

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13
Q

myelencephalon

A

becomes medulla oblongata

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14
Q

ependyma

A

lines ventricles

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15
Q

septum pellucidum

A

seperates lateral ventricles

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16
Q

3 largest dural folds

A

falx cerebri, tentorium cerebelli, falx cerebelli

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17
Q

falx cerebelli

A

contains superior and inferior sagital sinus

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18
Q

choroid plexus

A

secrete CSF, remove waste products and adjusts composition

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19
Q

arachnoid granulations

A

large clusters of villi that absorb CSF into venous circulation

20
Q

jugular

A

drains brain

21
Q

carotid and vertebral artery

A

feeds brain

22
Q

4 breaks in the BBB

A
  1. portions of the hypothalamus
  2. posterior lobe of pituitary gland
  3. pineal gland
  4. choroid plexus
23
Q

medulla oblongata nuclei groups-3

A

autonomic nuclei, sensory and motor nuclei of cranial nerves, relay stations along sensory and motor pathways

24
Q

medulla oblongata reflex centers

A

cardiovascular centers, respiratory rhythmicity centers

25
Q

medulla oblongata nerves

26
Q

relay staions of medulla oblongata

A 
nucleus gracilis and nucleus cuneatus (somatic sensory info)
solitary nucleus (visceral sensory info)
olivary nuclei (somatic motor commands)
27
Q

pons cranial nerves

28
Q

pons- nuclei involved w respiration

A

apneustic and pneumotaxic centers

29
Q

transverse fibers

A

link nuclei of pons w opposite cerebellar hemi

30
Q

cerebellum function

A

adjusts posture, fine-tunes conscious and subconscious movements

31
Q

folia

A

surface of cerebellum, highly folded neural cortex

32
Q

purkinje cells

A

large branched cells in cerebellar cortex that receive input from 200,000 synapses

33
Q

arbor vitae

A

highly branched, internal white matter of cerebellum that relay info to purkinje cells

34
Q

ataxia

A

damage from trauma, stroke, or drinking, loss of muscle coordination

35
Q

superior colliculus

A

visual nuclei in tectum of midbrain

36
Q

inferior colliculus

A

auditory nuclei in tectum of midbrain

37
Q

substantia nigra

A

part of tegmentum of midbrain that reg act in basal nuclei

38
Q

cerebral peduncles of midbrain

A

connect primary motor cortex w motor neurons in brain and spinal cord, carry ascendin sensory info to thalamus

39
Q

pineal gland

A

found in epithalamus and secretes melatonin

40
Q

thalamus function

A

filters ascending sensory info for primary sensory cortex and relays info between basal nuclei and cerebral cortex

41
Q

thalamus anterior goup

A

part of limbic system

42
Q

thalamus medial group

A

integrates sensory info for projection to the frontal lobes

43
Q

thalamus ventral group

A

projects sensory info to primary sensory cortex; relays info from cerebellum and basal nuclei to motor area of cerebral cortex

44
Q

thalamus pulvinar

A

integrates sensory info for projection to association areas of cerebral cortex

45
Q

lateral geniculate nuclei

A

project visual info to the visual cortex

46
Q

medial geniculate nuclei

A

project auditory info to the auditory cortex

47
Q

thalamus lateral group

A

integrates sensory info and influences emotional states

A&P 1 (28 decks)

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