module 19 (done) Flashcards

(52 cards)

1
Q

parts of the basal nuclei

A

globus pallidus, putamen, caudate

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2
Q

three parts of the brain

A

brainstem, cerebellum, cerebrum

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3
Q

gyri

A

ridges

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4
Q

sulci

A

grooves between ridges

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5
Q

median longitudinal fissure

A

separates cerebrum into two halves (R & L cerebral hemisphere)

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6
Q

hemispheric lateralization

A

differences between two halves

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7
Q

right hemisphere processes

A

visuospatial, music, imagination, art skill

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8
Q

left hemisphere processes

A

math skils and analytical thinking

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9
Q

language center location

A

right hemisphere

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10
Q

lateral sulcus (AKA sylvian fissure)

A

separates temporal lobe from frontal/ parietal lobe

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11
Q

central sulcus

A

separates frontal and parietal love

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12
Q

perieto-occipital sulcus

A

separates occipital and parietal love

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13
Q

brodmanns areas

A

anatomical distinctions in the cortex

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14
Q

primary sensory function of parietal lobe

A

somatosensation

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15
Q

postcentral gyrus

A

houses the primary somatosensory cortex initial processing of tactile senses, pain, tickle, itch

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16
Q

somatosensation association areas

A

sensory integration areas that integrate other senses

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17
Q

somatosensory homunculus

A

foot laid in medial surface of gyrus, in longitudinal fissure.. all the way to tongue

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18
Q

primary motor cortex

A

located in precentral gyrus, creates a motor homunculus

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19
Q

premotor cortex

A

controlling movements of core muscles, maintain, posture

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20
Q

supplemental motor area

A

plans and coordinates movement

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21
Q

prefrontala cortex

A

higher cognitive planning

22
Q

brocas area

A

movement of structures of speech production, on left side of brain

23
Q

wernickes area

A

comprehension of language (left side of brain)

24
Q

limbic system

A

emotion, memory, behavior (amygdala and hippocampus)

25
amygdala
medial temporal lobe. processing emotion and trying emotions to sensations, especially fear, triggers flight of fight
26
hippocampus
stores episodic memories
27
basal ganglia
controls aspect of movement
28
globus pallidus
layered nucleus that lies just medial to the putamen
29
putamen
mostly deep in the anterior regions of the frontal and parietal lobes
30
caudate
long nucleus that follows the basic C-shape of the cerebrum from the frontal lobe into temporal lobe
31
diencephalon
consists of every structure with “thalamus” in the name: the thalamus, hypothalamus, subthalamus, and epithalamus.
32
hypothalamus
executive region in charge of the autonomic nervous system and the endocrine system through its regulation of the pituitary gland
33
infundibulum
connects hypothalamus to the pituitary gland
34
anterior pituitary / adenohypophysis
hormones released by pituitary to inhibit or secrete more hormones.. infundibulum has hypothalamic-hypophyseal portal system, dont first entering the systemic circulation. Hypothalamic releasing and inhibiting hormones travel through a primary capillary plexus to the portal veins, which carry them into the anterior pituitary. Hormones produced by the anterior pituitary enter a secondary capillary plexus, and from there drain into the circulation.
35
posterior pituitary / neurohypophysis
extension of the neurons of the hypothalamus, axons descend as the hypothalamic–hypophyseal tract within the infundibulum, and end in axon terminals that comprise the posterior pituitary posterior pituitary does not produce hormones, but stores and secretes hormones produced by hypothalamus (only ADH and OT)
36
cerebellum folia
gyri and sulci like the cerebrum, though they appear more feathered or leaf-like
37
lobes of cerebellum
1. anterior and posterior lobe of cerebellum, separated by primary fissure 2. flocculonodular lobe
38
vermis
midline portion of cerebellum between two cerebellar hemispheres
39
superior, middle, and inferior cerebellar peduncles
contain white matter pathways travelling to or from the cerebellum
40
brainstem
consists of the midbrain superiorly, pons in the middle, and medulla oblongata inferiorly.
41
cerebellar peduncles
connect the midbrain to the cerebellum.
42
tectum
four bumps known as the colliculi (singular = colliculus). Together they are called the corpora quadrigemina. inferior colliculus is the inferior pair of these enlargements and is important for auditory reflexes. The superior colliculus is the superior pair and is important for visual reflexes.
43
red nucleus in midbrain
motor regulation and muscle tone through connections with other parts of the brain
44
substantia nigra
part of a neural circuit with the basal ganglia, contributing to motor control and modulation.
45
pons (middle of brainstem)
main connection between the cerebellum and the brain stem, particularly through the middle cerebellar peduncle.
46
medulla (last part of brainstem)
main connection between the cerebellum and the brain stem, particularly through the middle cerebellar peduncle. contains: 1. pyramids 2. cardiovascular center 3. medullary respiratory center
47
medullary respiratory center
communicates with the respiratory center of the pons to regulate breathing.
48
cardiovascular center
controls the smooth and cardiac muscle of the cardiovascular system through autonomic connections
49
pyramids (of medulla)
two vertical ridges on the anterior aspect of the medulla formed by the axons of the corticospinal tract
50
pyramidal decussation
area on the inferior aspect of the anterior medulla where the corticospinal tract fibers cross.
51
cerebellum ipsilateral or contralateral?
ipsilateral
52