ch 14 test

Question 1

gyri

Answer 1

elevated ridges of cerebral cortex

Question 2

sulci

Answer 2

shallow depressions of the cerebral cortex

Question 3

fissures

Answer 3

deep grooves of the cerebral cortex

Question 4

diencephalon

Answer 4

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

Question 5

thalamus

Answer 5

(bird eye) relays and processes sensory info

Question 6

hypothalamus

Answer 6

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

Question 7

pituitary gland

Answer 7

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

Question 8

mesencephalon

Answer 8

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

Question 9

pons

Answer 9

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

Question 10

medulla oblongata

Answer 10

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

Question 11

telencephalon

Answer 11

becomes cerebrum

Question 12

metencephalon

Answer 12

forms cerebellum and pons

Question 13

myelencephalon

Answer 13

becomes medulla oblongata

Question 14

ependyma

Answer 14

lines ventricles

Question 15

septum pellucidum

Answer 15

seperates lateral ventricles

Question 16

3 largest dural folds

Answer 16

falx cerebri, tentorium cerebelli, falx cerebelli

Question 17

falx cerebelli

Answer 17

contains superior and inferior sagital sinus

Question 18

choroid plexus

Answer 18

secrete CSF, remove waste products and adjusts composition

Question 19

arachnoid granulations

Answer 19

large clusters of villi that absorb CSF into venous circulation

Question 20

jugular

Answer 20

drains brain

Question 21

carotid and vertebral artery

Answer 21

feeds brain

Question 22

4 breaks in the BBB

Answer 22

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

Question 23

medulla oblongata nuclei groups-3

Answer 23

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

Question 24

medulla oblongata reflex centers

Answer 24

cardiovascular centers, respiratory rhythmicity centers

Question 25

medulla oblongata nerves

Answer 25

8-12

Question 26

relay staions of medulla oblongata

Answer 26

``` nucleus gracilis and nucleus cuneatus (somatic sensory info) solitary nucleus (visceral sensory info) olivary nuclei (somatic motor commands) ```

Question 27

pons cranial nerves

Answer 27

5-8

Question 28

pons- nuclei involved w respiration

Answer 28

apneustic and pneumotaxic centers

Question 29

transverse fibers

Answer 29

link nuclei of pons w opposite cerebellar hemi

Question 30

cerebellum function

Answer 30

adjusts posture, fine-tunes conscious and subconscious movements

Question 31

folia

Answer 31

surface of cerebellum, highly folded neural cortex

Question 32

purkinje cells

Answer 32

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

Question 33

arbor vitae

Answer 33

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

Question 34

ataxia

Answer 34

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

Question 35

superior colliculus

Answer 35

visual nuclei in tectum of midbrain

Question 36

inferior colliculus

Answer 36

auditory nuclei in tectum of midbrain

Question 37

substantia nigra

Answer 37

part of tegmentum of midbrain that reg act in basal nuclei

Question 38

cerebral peduncles of midbrain

Answer 38

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

Question 39

pineal gland

Answer 39

found in epithalamus and secretes melatonin

Question 40

thalamus function

Answer 40

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

Question 41

thalamus anterior goup

Answer 41

part of limbic system

Question 42

thalamus medial group

Answer 42

integrates sensory info for projection to the frontal lobes

Question 43

thalamus ventral group

Answer 43

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

Question 44

thalamus pulvinar

Answer 44

integrates sensory info for projection to association areas of cerebral cortex

Question 45

lateral geniculate nuclei

Answer 45

project visual info to the visual cortex

Question 46

medial geniculate nuclei

Answer 46

project auditory info to the auditory cortex

Question 47

thalamus lateral group

Answer 47

integrates sensory info and influences emotional states