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BI 241 > CH 12 : Brain (Final Exam) > Flashcards

CH 12 : Brain (Final Exam) Flashcards

1
Q

What is included in the External and Internal Brain Structures?

A

Tellencephalon, Diencephalon, Brain Stem. & Cerebellum

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2
Q

The Telencephalon has ?

A

Two Cerebral Hemispheres ; Most Top

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3
Q

what is in the Telecephalon?

A

Longitudinal fissure, Sulcus, Brain Lobes,& Olfactory Bulbs

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4
Q

What is the function of the Longitudinal Fissure?

A

Divides brain into left & Right hemispheres

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5
Q

What is the function of the Sulcus?

A

Divides Brain into different gyri & lobes ; shallower than Fissure

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6
Q

What is the function of the Central Sulcus ?

A

divides Frontal lobe from Parietal Lobe

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7
Q

What is the Function of the Lateral Sulcus?

A

Divides Frontal Lobe from Temporal Lobe

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8
Q

What are the 5 Brain Lobes?

A

Frontal, Parietal, Occipital, Temporal, & Insula

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9
Q

Where is the Insula located?

A

Part of Cerebral Cortex; Within Lateral Sulcus

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10
Q

What are the Functions of the cerebrla Cortex?

A
  1. Sensory Cortex; 2. Motor Cortex
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11
Q

What is within the Sensory Cortex?

A

General Sense; Special Sense

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12
Q

Where can Genral sense be found?

A
  • Everywhere

- in postcentral gyrucs of Parietal lobe

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13
Q

What is considered General Sense?

A
  • Pain, Pressure, Touch, Temperature, & Pacinia

PPTT

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14
Q

How does Somatosensory sensation work?

A

The larger area, the better sensed

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15
Q

What is included in Special Senses?

A
  • Visual Cortex.
  • Auditory Cortex
  • Olfactory Cortex
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16
Q

What happenes when the General Sense is damaged?

A

Losses Sense ONLY ( Still has function)

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17
Q

The Visual Cortex is located in _____ and it used for ____ ?

A
  • Occipital Lobe ; Vision
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18
Q

The Auditory Cortex can be found in ___ and its function is ____?

A
  • Temporal Lobe; Hearing
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19
Q

Where is the sensory Cortex located?

A
  • Lobes posterior to central Sulcus

- Temporal or occipital lobes

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20
Q

Where is the Motor Cortex located?

A

Frontal Lobe

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21
Q

The motor cortex is divided into the. _____ system and _____ System?

A
  • Somatic; Autonomic
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22
Q

What Controls Skeletal Muscles VOLUNTARILY ?

A

Somatic Nercous System

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23
Q

what controls Cardiac & Smooth Muscles INVOLUNTARILY?

A

Autonomic Nercous System

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24
Q

The Olfactory Bulb is a _____ sense?

A

Special

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25
Q

What is the Name for Cranial Nerve II

A

Optic Nerve Chiasma

26
Q

What Nerve is the only Nerve to branch from the telencephalon ?

A

Cranial Nerve I

27
Q

What structure can be seen from the VENTRAL View of the Diencephalon ?

A
  • Optic Nerve/ Chiasma
  • Pituitary Gland
  • Mammillary Body
28
Q

The optic Nerve, Pituitary Gland, & Mammillary body are all ______ to the Brainstem?

29
Q

What is the master organ for the Endocrin System and is located in the Sphenoid Bone?

A

Pituitary Gland?

30
Q

The Cortical Homunculus is the :

A

Brains Surface

31
Q

What Structues are in the DORAL VIEW of the Diencephalon?

A
  • Pineal Gland

- Endocrine Gland

32
Q

What is the smallest Gland & Organ ?

A

Pineal Gland

33
Q

What Gland Secretes Melatonin& Modulates Sleep Patterns?

A

Endocrine Gland

34
Q

What structure contains the Midbrain, Pons, & Medulla Oblongata?

A

Brain Stem

35
Q

Where is the cerbral peduncle located?

A

Within the Midbrain

36
Q

What connects the Motor Cortex on the Ventral Side?

A

CEREbral Peduncle

37
Q

The Tectum , Corpora Quadrigemina & Superior / Inferior collicular are apart of what?

A

Diencephalon ; Dorsal Side

38
Q

Where is the Pons located?

A
  • Between midbrain & Medulla Oblongata

- Anterior to cerebellum

39
Q

What structure controls heart rate, respiratory Rythm, and blood pressure?

A

Medulla Oblongata

40
Q

Where is the Cerebellum located?

A

-Under Occipital Lobes of Cerebrum

41
Q

What connects to the pons by the Cerebellar Peduncle?

A

Cerebellum

42
Q

What does the Internal view of the Telencephalon Show?

A
  • Corpus Callosum, Septum Pellucidum, Grey Matter Vs. White Matter
43
Q

What is the major Commissure that connects left and Right Hemispheres?

A

Corpus Callosum

44
Q

The Corpus Callosum is above the ____ and is ____?

A

Diencephalon ; Nerve Tissue

45
Q

What is the function os the Septum Pellucidum?

A

Separates two lateral Ventricles

46
Q

Cerebrospinal Fluid (CSF) Flows in the ___?

A

Septum Pellucidum

47
Q

In the brain…. Grey Matter is :

A

Cell bodies of Cerebral Neurons

48
Q

In the Brain White Matter is ___?

A

Nerve Tracts

49
Q

What part of the Diencephalon is separated by the 3rd Ventricle?

50
Q

What is the largest component of the Diencephalon & How many are there?

A
  • Thalamus; 2
51
Q

What is the function of the Thalamus?

A

Relay station / hub for sensory & Motor signals

52
Q

What structure of the brain regulates temperature, Food, & Sex?

A

Hypothalamus

53
Q

What Two places in the Brain carry CSF?

A
  • Cerebral Aqueduct; Septum Pellucidum
54
Q

Where is the hypothalamus located and how many are there?

A
  • Under thalamus ; 2
55
Q

What structure of the brain connects with pituitary gland by Infundibulum & works with pituitary gland to link the Nervous system with the Endocrine System?

A

Hypothalamus

56
Q

What is the mass organ of the Endocrine System?

A

Pituatry Gland

57
Q

What structure of the brain is under the Hypothalamus

A

Pituitary Gland

58
Q

How many Pituitary Glands are there?

59
Q

How does the Cerbellum separate from the Pons ?

A

-Separates by the 4th ventricle

60
Q

What Brain Structure connects the 3rd ventricle to the 4th ventricle?

A

Brain Stem: Cerebral Aqueduct

61
Q

In the BRAIN What is Grey & White Matter?

A

Grey: Surface
White: Middle

BI 241 (8 decks)

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