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Neuroscience Module 1 > Gross Anatomy of the Brain > Flashcards

Gross Anatomy of the Brain Flashcards

1
Q

Anatomical Divisions of the Nervous System?

A

Central NS

Peripheral NS

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2
Q

Fast-acting control system
Responds to internal and external change
Activates muscles and glands

A

Nervous System

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3
Q

Regions of the Brain

A

Cerebral hemispheres
Diencephalon
Brain stem
Cerebellum

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4
Q

Extends from the Frontal to Occipital bones; above the anterior and middle cranial fossae; and posteriorly above the tentoriumcerebelli

A

Cerebrum

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5
Q

Hemispheres are separated by a deep cleft –Longitudinal fissure

A

Cerebrum

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6
Q

The surface of the Cerebrum is made of ____ and ____

A

Ridges (Gyri) and grooves (Sulci)

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7
Q

Motor area and seat of mental activities of the Cerebrum

A

Frontal Lobe

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8
Q

Somesthetic area of the Cerebrum

A

Parietal Lobe

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9
Q

Visual Center of the Cerebrum

A

Occipital Lobe

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10
Q

Hearing center of the Cerebrum

A

Temporal Lobe

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11
Q

Contains functional centersfor the integrationof all information passing from the brainstem and spinal cord to the cerebral hemispheres

A

Diencephalon

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12
Q

The Diencephalon is subdivided into 4 parts, which are?

A

Thalamus
Shypothalamus
Subthalamus
Epithalamus

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13
Q

Almost completely hidden from the surface of the brain and consists of a dorsal Thalamus and a ventral Hypothalamus

A

Diencephalon

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14
Q

large mass of gray matter that lies on either side of the Third ventricle

A

Thalamus

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15
Q

Forms the lower part of the lateral wall and floor of the Third ventricle

A

Hypothalamus

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16
Q

T or F:

Receives precortical sensory input from all sensory systems except the olfactory.

A

T

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17
Q

Cavityof diencephalon, bordered bilaterally by the thalamus and hypothalamus

A

Third Ventricle

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18
Q

Connection between thalami

A

Interthalamic adhesion

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19
Q

Lies within the floor and ventral part of the walls of the third ventricle

A

Hypothalamus

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20
Q

The Hypothalamus subserves 3 systems, which are?

A

Autonomic NS
Endocrine
Limbic

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21
Q

Stalk like part of the brain ; located in the posterior cranial fossa.

A

Brainstem

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22
Q

The Brainstem consists of?

A

Midbrain
Pons
Medulla oblongata

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23
Q

Narrow part of the brain that passes through the tentorialnotch and connects the forebrain to the hindbrain

A

Midbrain

24
Q

The Midbrain comprises two lateral parts called the Cerebral peduncles; each of these is divided into an anterior part – ______, and a posterior part – _______

A

Comprises two lateral parts called the Cerebral peduncles; each of these is divided into an anterior part – CRUS CEREBRI , and a posterior part –TEGMENTUM

25
Q

Part of the midbrain posterior to the cerebral aqueduct

A

Tectum

26
Q

The Tectum has four surface swellings, which are?

A

Two superior and two inferior colliculi

27
Q

Small glandular structure that lies between the superior colliculi; attached by a stalk to the region of the posterior wall of the third ventricle

A

Pineal Body

28
Q

Shortest part of the brainstem and contains the nuclei of the Oculomotor and Trochlear nerves. Centers associated with auditory, visual and pupillary reflexes.

A

Midbrain

29
Q

The Midbrain is known to be with centers associated with?

A

Auditory, visual, and pupillary reflexes

30
Q

Situated on the anterior surface of the cerebellum below the midbrain and above the medulla oblongata

A

Pons

31
Q

Composed mainly of nerve fibers connecting the 2 parts of cerebellum; and ascending and descending fibers connecting the forebrain, midbrain and spinal cord

A

Pons

32
Q

Forms the floor of the rostral part of the 4th ventricle

A

Pons

33
Q

Contains nuclei related to the Trigeminal, Abducent ,Facial and Vestibulocochlearnerves

A

Pons

34
Q

Centers associated with mastication, eye movements, facial expression, blinking, salivation, equilibrium and audition.

A

Pons

35
Q

Conical in shape and connects the Pons above to the Spinal cord below

A

Medulla Oblongata

36
Q

Median fissure is present on the anterior surface and on each side of this is a swelling called the Pyramidwhich tapers below forming the Decussation of the Pyramid

A

Medulla Oblongata

37
Q

On the posterior surface of the inferior part of the medulla oblongata are the _____ and _______

A

Gracile and Cuneatetubercles

38
Q

This forms the caudal floorof the 4th ventricle

A

Medulla Oblongata

39
Q

Contains nuclei related to Glossopharyngeal, Vagus, Accessory and Hypoglossal nerves

A

Medulla Oblongata

40
Q

Centers associated with deglutition, coughing, vomiting, salivation, tongue movements, respiration and circulation

A

Medulla Oblongata

41
Q

Consisting Corpora Quadrigemina

A

Tectum

42
Q

The floor of the 4th ventricle divisible is into two parts, which are?

A

Pontine and medullary

43
Q

Caudal tip of the 4th ventricle

A

Obex

44
Q

On either side of the posterior median sulcus is the ______

A

Gracile tubercle

45
Q

T or F:

Lateral to each gracile tubercle is the CUNEATE TUBERCLE

A

T

46
Q

Lies within the posterior cranial fossa beneath the Tentorium cerebelli; situated posterior to the Pons and medulla oblongata

A

Cerebellum

47
Q

The Cerebellum consists of two hemispheres connected by a median portion called?

A

Vermis

48
Q

Influences thetimingand force of contractionsof voluntary muscles–smooth, coordinated movements

A

Cerebellum

49
Q

What Lobe?

Paleocerebellum or Spinocerebellum–limbs via spinal connections

A

Anterior Lobe

50
Q

What Lobe?

Neocerebellum or Cerebrocerebellum–cerebral cortex

A

Posterior Lobe

51
Q

What Lobe?

Archicerebellum or Vestibulocerebellum–vestibular apparatus

A

Floculonodular lobe

52
Q

Located above tentorium cerebelli

A

Supratentorial Level

53
Q

Located belowtentorium cerebellibut aboveforamen magnum

A

Infratentorial / Posterior fossa level

54
Q

Located below foramen magnum but contained within the vertebral column

A

Spinal level

55
Q

Located outside the skull and vertebral column

A

Peripheral level

Neuroscience Module 1 (6 decks)

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