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Nervous system

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Brain (1)

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Brain (2)

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Brain (3)

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Brain (4)

CortexCorpus callosumSeptum pellucidumFornixThalamus

HypothalamusOptic chiasmaHypophysis

3rd ventricle

4th ventricleCerebellum

Brain stem

Spinal cord

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Brain (5)

Hippocampus

Amygdala

Fornix

Mammillarybody

Cingulategyrus

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Brain (6)

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Brain (7)

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Brain (8)

Frontal lobe

Parietal lobe

Temporal lobe

Occipital lobe

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Functional areas of the brain

Highermental

functions

Broca’s area

Motorfunction

area

Motorfunction

area

SomatosensoryAssociationarea

Sensoryarea

Association area

Visual area

Wernicke’s area

Auditory area

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Suprachiasmatic nucleus

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Cerebrospinal fluid

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Brain arteries (1)

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Brain arteries (2)

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Brain arteries (3)

Circle of Willis

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Circle of Willis

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Brain sections (1)

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Brain sections (2)

Thalamus

Caudatenucleus

Putamen

Globuspallidus

Hippocampus

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Cerebellum

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Brainstem (1)

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Brainstem (2)

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Spinal cord sections (1)

C5

T2

T8

L1

L2

S2

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Spinal cord sections (2)

C5

T2

T8

L1

L2

S2

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Spinal cord sections (3)

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Dermatomes

C2

C3

C4

T2T3T4

T5

T6T7T8

T9

T10

T11

T12

T2 T2

T1

C7 C7C8 C8

C6 C6

L2 L2

L1

S2

S1

L3 L3

L4 L4

L5 L5

S1 S1

C5 C5

T1

C2

C3

C5

C6

T1

T2T3T4T5T6T7T8T9T10T11T12L1L2

L3S1

S1 S1

S2

S2 S2

S3

S5S4

C4

C6 C6

C7 C7C8 C8

C1

C2C3C4C5

C6C7

T1

T2

T3

T4

T5

T6

T7

T8

T9

T10

T11

T12

L1

L2

L3

L4

L5

S1

S2S3S4S5

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Meninges

Skin

Bone

Dura mater

Arachnoid

Pia mater

Cerebral cortex

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Nerve

Connective tissue

Bundle of nerves fibers

Blood vessels

Single nerve fiber

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Nervous system

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Sciatic nerve

Sciatic nerve

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Sympathetic nervous system

T1

T2

T3

T4

T5

T6

T7

T8

T9

T10

T11

T12

L1

L2

L3

Pupils

Salivary glands

Heart

Bronchi of lungs

LiverStomach

Small intestines

Adrenal gland

KidneyLarge intestine

Rectum

Bladder

Genitals

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Parasympathetic nervous system

Pupils

Salivary glands

Heart

Bronchi of lungs

LiverStomach

Small intestines

Large intestine

Rectum

Bladder

Genitals

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Neuropathies

Peripheral neuropathy Autonomic neuropathy

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Ischemic stroke

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Hemorrhagic stroke

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Meningitis

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Alzheimer disease

Severe diseaseMild disease

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Parkinson’s disease

Healthysubstantia nigra

Diminishedsubstantia nigra

in Parkinson’s disease