Lecture Exam Three: Chapter 12

Question 1

During embryological development, the diencephalon becomes all of the following:

Answer 1

1. epithalamus
2. thalamus
3. hypothalamus
4. retina

Question 2

The pons belongs to which major brain region?

Answer 2

brain stem

Question 3

The medulla oblongata belongs to which major brain region?

Answer 3

brain stem

Question 4

During embryological development, the telencephalon becomes the …

Answer 4

cerebrum that forms the cerebral hemispheres

Question 5

Cerebral hemispheres hold what 3 general structures?

Answer 5

1. cortex
2. white matter
3. basal nuclei

Question 6

During embryological development, the mesencephalon becomes the …

Answer 6

brain stem (midbrain portion)

Question 7

During embryological development, the metencephalon becomes the …

Answer 7

brain stem (pons portion) and cerebellum

Question 8

During embryological development, the myelencephalon becomes the …

Answer 8

brain stem (medulla oblongata portion)

Question 9

The basis for differentiation between gray matter and white matter in the CNS is the presence of […] in white matter.

Answer 9

myelinated fibers

Question 10

The brain contains […] ventricles.

Answer 10

four

Question 11

The […] of the brain is the location of our conscious mind.

Answer 11

cerebral cortex

Question 12

Which of the following best explains the convolutions and folds present in an adult brain?

Answer 12

increase the brain’s surface area and allows the brain to fit into the cranium

Question 13

The lobes of the cerebral cortex are named after […].

Answer 13

skull bones

Question 14

Which area of the brain is the staging area for skilled motor activities?

Answer 14

premotor cortex

Question 15

In which area of the cerebral cortex located?

Answer 15

parietal lobe

Question 16

In which are of the cerebral cortex is the primary motor cortex located?

Answer 16

frontal lobe

Question 17

In which area of the cerebral cortex is the primary visual cortex located?

Answer 17

occipital lobe

Question 18

The phrases “left brain” and “right brain” indicated that the two cerebral hemispheres display a phenomenon called […].

Answer 18

lateralization

Question 19

Cerebral dominance refers to…

Answer 19

hemisphere that is dominant for language

Question 20

Left brain controls…

Answer 20

1. language
2. math
3. logic

Question 21

Right hemisphere controls…

Answer 21

1. visual-spatial skills
2. intuition
3. emotion
4. artistic/musical skills

Question 22

Cerebral white matter in each hemisphere is greatest in amount for […].

Answer 22

communication between the two hemispheres

Question 23

Damaged basal nuclei, as in Parkinson’s disease result in […].

Answer 23

the inability to monitor the intensity of movements

Question 24

Which of the following brain regions is a major convergence area for most sensory input before it is sent on to the cerebral cortex?

Answer 24

thalamus

Question 25

In addition to its vital role in maintaining overall body homeostasis, which brain region synthesizes two major body hormones?

Answer 25

hypothalamus

Question 26

Of the following brain regions, which, if severely damaged, would result in death?

Answer 26

medulla oblongate

Question 27

Professional ballet dancers have a particular efficient [...].

Answer 27

cerebellum

Question 28

Which of the following brain systems is heavily involved in mediating emotional responses?

Answer 28

limbic system

Question 29

If inhibited, which brain system would allow previous filtered stimuli to enter our consciousness?

Answer 29

reticular activating system

Question 30

Of the following memory types, which are those that do not require conscious attention?

Answer 30

procedural memory

Question 31

Which of the following EEG wave forms, if present in an alert adult, would indicate brain damage?

Answer 31

delta

Question 32

How does the metabolism of a person in deep sleep differ from that of a person in a coma?

Answer 32

a person in a coma consumes far less oxygen than does a sleeping person

Question 33

A person is most likely to have a nightmare during which stage of sleep?

Answer 33

NREM 3 and 4

Question 34

Meninges are [...].

Answer 34

connective tissue coverings around the central nervous system

Question 35

Which of the following structures, if damaged, would produce less cerebrospinal fluid?

Answer 35

choroid plexus

Question 36

The purpose of the blood-brain barrier is to ...

Answer 36

keep potentially harmful substances in the blood away from the brain

Question 37

Why is the BBB ineffective against alcohol?

Answer 37

alcohol is lipid soluble

Question 38

Which brain disorder is characterized by memory loss, shortened attention span, disorientation, and eventual language loss?

Answer 38

alzheimer's disease