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Human Anatomy > Exercise 17: Gross Anatomy of the Brain and Cranial Nerves > Flashcards

Exercise 17: Gross Anatomy of the Brain and Cranial Nerves Flashcards

1
Q

In which of the cerebral lobes are the function areas found? Primary auditory cortex: _____ _____ _____

A

Superior temporal gyrus

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2
Q

In which of the cerebral lobes are the function areas found? Primary motor cortex: _____ _____

A

Frontal lobe

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3
Q

In which of the cerebral lobes are the function areas found? Primary somatosensory cortex: _____ _____

A

Parietal lobe

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4
Q

In which of the cerebral lobes are the function areas found? Olfactory cortex: _____ _____

A

Temporal lobe

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5
Q

In which of the cerebral lobes are the function areas found? Primary visual cortex: _____ _____

A

Occipital lobe

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6
Q

In which of the cerebral lobes are the function areas found? Broca’s area: _____ _____

A

Frontal lobe

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7
Q

Which of the following structures are not part of the brain stem? Cerebral hemispheres, pons, midbrain, cerebellum, medulla oblongata, diencephalon

A

Cerebellum and diencephalon

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8
Q

A(n) _____ is an elevated ridge of cerebral tissue. The convolutions seen in the cerebrum are important because they increase the _____ _____. Gray matter is composed of _____ _____ _____. White matter is composed of _____. A fiber tract that provides for communicated between different parts of the same cerebral hemisphere is called a(n) _____ tract, whereas one that carries impulses from the cerebrum to lower CNS areas is called a(n) _____ tract. The caudate nucleus and putamen are collectively called the _____.

A

Gyrus; surface areas; neuron cell bodies; axon; association tract; projection tract; basal nuclei

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9
Q

What is the appropriate structure for: site of regulation of body temperature and water balance; most important autonomic center

A

Hypothalamus

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10
Q

What is the appropriate structure for: site where medial fibers of the optic nerves cross

A

Optic chiasma

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11
Q

What is the appropriate structure for: located in the midbrain; contains reflex centers for vision and hearing

A

Corpora quadrigemina

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12
Q

What is the appropriate structure for: responsible for regulation of posture and coordination of complex muscular movements

A

Cerebellum

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13
Q

What is the appropriate structure for: important synapse site for afferent fibers traveling to the sensory cortex

A

Thalamus

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14
Q

What is the appropriate structure for: contains autonomic centers regulating blood pressure, heart rate, and respiratory rhythm, as well as coughing, sneezing, and swallowing centers

A

Medulla oblongata

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15
Q

What is the appropriate structure for: large fiber tract connecting the cerebral hemispheres

A

Corpus callosum

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16
Q

What is the appropriate structure for: relay stations for olfactory pathways

A

Mammillary body

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17
Q

What is the appropriate structure for: canal that connects the third and fourth ventricles

A

Cerebral aqueduct

18
Q

What is the appropriate structure for: portion of the brain stem where the cerebral peduncles are located

A

Midbrain

19
Q

What is the function of the basal nuclei?

A

Control voluntary movement

20
Q

What is the meningeal (or associated) structures for: outermost meninx covering the brain; composed of tough fibrous connective tissue

A

Dura mater

21
Q

What is the meningeal (or associated) structures for: innermost meninx covering the brain; delicate and highly vascular

A

Pia mater

22
Q

What is the meningeal (or associated) structures for: structures instrumental returning cerebrospinal fluid to the venous blood in the dural venous sinuses

A

Arachnoid villi

23
Q

What is the meningeal (or associated) structures for: structure that produces the cerebrospinal fluid

A

Choroid plexus

24
Q

What is the meningeal (or associated) structures for: middle meninx; like a cobweb in structure

A

Arachnoid mater

25
Q

What is the meningeal (or associated) structures for: its outer layer forms the periosteum of the skull

A

Dura mater

26
Q

What is the meningeal (or associated) structures for: a dural fold that attaches the cerebrum to the crust galli of the skull

A

Falx cerebri

27
Q

What is the meningeal (or associated) structures for: a dural fold separating the cerebrum from the cerebellum

A

Tentorium cerebelli

28
Q

What is the name and number of the cranial nerves involved for: rotating the head

A

Accessory XI

29
Q

What is the name and number of the cranial nerves involved for: smelling a flower

A

Olfactory I

30
Q

What is the name and number of the cranial nerves involved for: raising the eyelids; pupillary constriction

A

Oculomotor III

31
Q

What is the name and number of the cranial nerves involved for: slowing the heart; increasing motility of the digestive tract

A

Vagus X

32
Q

What is the name and number of the cranial nerves involved for: involved in Bell’s palsy (facial paralysis)

A

Facial VII

33
Q

What is the name and number of the cranial nerves involved for: chewing food

A

Trigeminal V

34
Q

What is the name and number of the cranial nerves involved for: listening to music; seasickness

A

Vestibulocoblear VIII

35
Q

What is the name and number of the cranial nerves involved for: secretion of saliva; tasting well-seasoned food

A

Facial VII

36
Q

What is the name and number of the cranial nerves involved for: involved in “rolling” the eyes (three nerves - provide numbers only)

A

III, VI, IV

37
Q

What is the name and number of the cranial nerves involved for: feeling a toothache

A

Trigeminal V

38
Q

What is the name and number of the cranial nerves involved for: reading the newspaper

A

Optic II

39
Q

What is the name and number of the cranial nerves involved for: purely or mostly sensory in function ( three nerves - provide numbers only)

A

I, II, VIII

40
Q

Describe the firmness and texture of the sheep brain tissue as observed when you cut into it.

A

It was very firm and tender

41
Q

Given that formalin hardens all tissue, what conclusions might you draw about the firmness and texture of living brain tissue?

A

Live brain is softer

Human Anatomy (37 decks)

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