Comp Exam

Question 1

What does the lateral fissure separate?

Answer 1

temporal lobe from frontal and parietal lobe

Question 2

What does longitudinal fissure separate?

Answer 2

into two hemisphere

Question 3

What does the central sulcus separate?

Answer 3

the frontal lobe from the parietal lobe

Question 4

What are the lobes?

Answer 4

frontal
parietal
temporal
occipital
insular
limbic

Question 5

Parts of the frontal lobe:

Answer 5

precentral gyrus
prefrontal cortex
Broca’s area

Question 6

Precentral gyrus:

Answer 6

primary motor cortex for voluntary muscle activation

Question 7

Prefrontal cortex:

Answer 7

controls emotions and judgments

Question 8

Broca’s area:

Answer 8

controls motor aspects of speech

Question 9

Parts of parietal lobe:

Answer 9

postcentral gyrus

receives fibers conveying touch, proprioception, pain and temp. sensations from opposite side of body

Question 10

Postcentral gyrus:

Answer 10

primary sensory cortex for integration of sensation

Question 11

Parts of temporal lobe:

Answer 11

primary auditory cortex
associative auditory cortex
Wenicke’s area

Question 12

Primary auditory cortex:

Answer 12

receives/processes auditory stimuli

Question 13

Associative auditory cortex:

Answer 13

processes auditory stimuli

Question 14

Wernicke’s area:

Answer 14

language comprehension

Question 15

Parts of occipital lobe:

Answer 15

primary visual cortex

visual association cortex

Question 16

Primary visual cortex:

Answer 16

receives/processes visual stimuli

Question 17

Visual association cortex:

Answer 17

processes visual stimuli

Question 18

What is the insula associated with and where is it locakted?

Answer 18

visceral functions

located in lateral sulcus

Question 19

What is the limbic system concerned with?

Answer 19

instincts and emotions contributing to preservation of individual

Question 20

Basic functions the limbic system is concerned with?

Answer 20

feeding, aggression, emotions and endocrine aspects of sexual response.

Question 21

Where is white matter located?

Answer 21

myelinated nerve fibers located centrally

Question 22

Transverse (commussural fibers)

Answer 22

interconnect 2 hemisphere

Question 23

Projection fibers

Answer 23

connect cerebral hemispheres w/other portions of brain and spinal cord

Question 24

Association fibers:

Answer 24

connect different portions of cerebral hemispheres, allowing cortex to function as an integrated whole

Question 25

What is included in the basal ganglia?

Answer 25

striatum globus pallidus subthalamic nucleus and substantia nigra

Question 26

Anterior horn:

Answer 26

efferent (motor) neurons

Question 27

Posterior horn:

Answer 27

afferent (sensory) neurons

Question 28

Dorsal column (DCML)

Answer 28

convey proprioception, vibration, and tactile discriminatino

Question 29

Spinothalamic tract:

Answer 29

sensations of pain and temperature (lateral spinothalamic) | and crude touch (anterior spinothalamic)

Question 30

Spinocerebellar tract:

Answer 30

proprioception from muscle spindles, Golgi tendon organs and touch and pressure receptors for control of voluntary movement

Question 31

Spinoreticular tracts;

Answer 31

deep and chronic pain to reticular formation

Question 32

Ascending tracts:

Answer 32

DCML Spinothalamic Spinocerebellar Spinoreticular

Question 33

Descending tracts:

Answer 33

``` corticospinal tracts vestibulospinal tracts rubrospinal tracts reticulospinal tract tectospinal tract ```

Question 34

Corticospinal tract:

Answer 34

arise from primary motor corect

Question 35

Vestibulospinal tract:

Answer 35

arise from vestibular nucleus | control of muscle tone, antigravity muscles and postural reflexes

Question 36

Rubrospinal tract:

Answer 36

assist in motor function

Question 37

Reticulospinal system:

Answer 37

modifies transmission of sensationm especially pain

Question 38

Tectospinal tract:

Answer 38

assists in head turning and responses to visual stimuli

Question 39

Autonomic nervous system:

Answer 39

involuntary structures: smooth muscle, heart, glands maintains homeostatsis

Question 40

Divisions of ANS:

Answer 40

sympathetic | parasympathetic

Question 41

Sympathetic:

Answer 41

fight or flight | arises T1-L2

Question 42

Parasympathetic:

Answer 42

craniosacral, CN III, VII, IX, X, pelvic nerves | rest and digest

Question 43

Autonomic plexuses:

Answer 43

cardiac, pulmonary, celiac, hypogastric, pelvic

Question 44

Circle of Willis:

Answer 44

anterior communicating artery two anterior cerebral arteries posterior communicating artery connecting each posterior and middle cerebral artery

Question 45

Alpha nerve fibers:

Answer 45

proprioception, somatic motor

Question 46

Beta nerve fibers:

Answer 46

touch, pressure

Question 47

Gamma nerve fibers:

Answer 47

motor to muscle spindles

Question 48

Delta nerve fibers:

Answer 48

pain, temperature, touch

Question 49

B fibers:

Answer 49

small, myelinated, conduct less rapidly

Question 50

C fibers:

Answer 50

smallest, unmyelinated, slowest conducting