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ORGANS

TISSUESand

CELLSTed LaneMay 2006

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Salivary

Glands

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PAROTID GLAND

MEDIUM POWER

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LUMEN

OFDUCT

MEDIUM POWER

SEROUS ACINI

of secretory cells

PAROTID GLAND

Individual cell boundaries

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MEDIUM POWER

SUBMANDIBULAR GLAND

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MEDIUM POWER

MUCOUS ACINI

of secretory cells

DUCT

SUBMANDIBULAR GLAND

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HIGH POWER

PAROTID GLANDSUBLINGUAL GLAND

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HIGH POWER

MUCOUS ACINI

of secretory cells

DUCT LUMEN

LUMEN

ofACINUS

PAROTID GLANDSUBLINGUAL GLAND

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HIGH POWER

MYOEPITHELIAL CELLS

surrounding acinus

PAROTID GLANDSUBLINGUAL GLAND

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Adrenal

Gland

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2.

ADRENAL GLAND

LOW POWER

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2.

ADRENAL GLAND

LOW POWER

CORTEX

MEDULLA

CENTRALVEI N

CONNECTIVE

TISS

UE

CAPSULE

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ADRENAL GLAND CORTEX

MEDIUM POWER

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ADRENAL GLAND CORTEX

MEDIUM POWER

CO

NNECTIVETISS

UECAPSULE

ROWS OF CELLS

ZONA FASCICULATA

CLUSTERS

OF CELLS

ZONA GLOMERULOSA

MEDULLA

ZONA RETICULARIS

and

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ADRENAL GLAND CORTEXZONA FASCICULATA

MEDIUM POWER

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ADRENAL GLAND CORTEXZONA FASCICULATA

MEDIUM POWER

CORDS (ROWS) OF CELLS

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Pancreas

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PANCREAS

LOW POWER

VEIN

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PANCREAS

LOW POWER

VEIN

ISLETS OF LANGERHANS

SEROUS ACINI

SEROUS ACINI

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PANCREAS

LOW POWER

VEIN

AREA OF NEXT SLIDE

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PANCREAS

MEDIUM POWER

VE

IN

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PANCREAS

MEDIUM POWER

VE

IN

ISLETS OF LANGERHANS

SEROUS ACINI

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PANCREAS

MEDIUM POWER

VE

IN

AREA OF NEXT SLIDE

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PANCREAS

HIGH POWER

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PANCREAS

HIGH POWER

ISLET OF LANGERHANS

SEROUS ACINI

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Ovary

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OVARY

LOW POWER

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OVARY

LOW POWER

PRIMORDIAL and PRIMARY

SECONDARY

IMMATURE FOLLICLES

MATURE (GRAAFIAN) FOLLICLE

ARTERIES

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OVARY

MEDIUM POWER

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OVARY

MEDIUM POWER

OOCYTE

GRAAFIAN FOLLICLE

OOCYTE

NUCLEUS

PRIMORDIALandPRIMARYFOLLICLES

SECONDARY

FOLLICLES

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OVARY

MEDIUM POWER

AREA OF NEXT SLIDE

OOCYTE in GRAAFIAN FOLLICLE

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OOCYTE in GRAAFIAN FOLLICLE

HIGH POWER

FOLLICUL

ARFL

UID

FOLLI

CULARFLU

ID

OOCYTE in GRAAFIAN FOLLICLE

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OOCYTE in GRAAFIAN FOLLICLE

HIGH POWER

FOLLICUL

ARFLU

ID

FOLLI

CULARFLU

ID

FOLLICLE CELLS

FOLLICLE CELLSOOCYTE

NUCLEUS

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Testis

TESTIS

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TESTIS

LOW POWER

TESTIS

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TESTIS

LOW POWER

SEMINIFEROUS TUBULES

each enclosed by

connective tissue

INTERSTI

TIAL

CELLS

SEMINIFEROUS TUBULE

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SEMINIFEROUS TUBULE

MEDIUM POWER

SEMINIFEROUS TUBULE

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SEMINIFEROUS TUBULE

MEDIUM POWER

LUMEN

CONN

ECTIVE

TISSU

E

SPERM PRECURSOR CELLSgerminal epithelium

GERMINAL EPITHELIUM of seminiferous tubule

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GERMINAL EPITHELIUM of seminiferous tubule

HIGH POWER

GERMINAL EPITHELIUM of seminiferous tubule

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GERMINAL EPITHELIUM of seminiferous tubule

HIGH POWER

LUMEN

CONNECTIVE TISSUE

4. SPERMATOZOAN

Xmature sperm

2. SPERMATOCYTE

3. SPERMATID

1. SPERMATOGONIUMgerminalepit

helium

germ

inalep

itheliu

m

TESTIS

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TESTIS

HIGH POWER

TESTIS

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TESTIS

HIGH POWER

germina

lepitheliu

m

germina

lepithelium

CONN

ECTIVE

TISSUE

enclo

singtubule

CONN

ECTIV

ETISSUE

enclo

singt

ubule

BLOOD

VESSEL

RBCs

INTERSTITIAL CELLS

INTERSTITIAL CELLS

RBCs

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Skin

THIN SKIN

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VERY LOW POWER

THIN SKIN

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VERY LOW POWER

EPIDERMIS

dark purple

DERMIS

HYPODERMISmostly fat

HAIR

SHAFTS

HAIR

ROOT

connective tissue

DERMIS

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MEDIUM POWER

HAIRSHAFT

CONNECTIVE TISSUE

DERMIS

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MEDIUM POWERCONNECTIVE TISSUE

HAIRSHAFT

SEBACEOUS (OIL) GLANDSassociated with hair shaft

DERMIS

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HIGH POWER

CONNECTIVE TISSUE

DERMIS VEIN

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HIGH POWER

CONNECTIVE TISSUE

VEIN

RBCs

ADIPOCYTES

fat cells

sections of convoluted

LIGHT DUCT PORTIONSECRETORY

DARK

PORTION

SWEAT GLAND

THICK SKIN

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LOW POWER

THICK SKIN

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LOW POWER

EPIDERMIS

DERMIS

purple

connective tissue

vein

artery

RBCs

many layers of dead keratinized cells

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LARGE ARTERY and VEIN

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LOW POWER

LARGE ARTERY and VEIN?

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LOW POWER

VEIN

ARTERY

SMOOTH MUSCLE

CONNECTIVE TISSUERBCsPINK

LINING

RBCs

air bubble

ENDOTHELIUM

thick wall

thin

wall

DARK

?

?

LARGE ARTERY

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HIGH POWER

LARGE ARTERY

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HIGH POWER

RBCs

WBCs

SMOOTH

MUSCLE

CONNECTIVE TISSUE

?

?

?

ENDOTHELIUM

LARGE VEIN

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HIGH POWER

LARGE VEIN

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HIGH POWER

RBCs

WBCs

ENDOTHELIALCELLS

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Lungs

LUNG SECTION

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LOW POWER

LUNG SECTION

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LOW POWER

ALVEOLUS

ALVEOLUS

ALVEOLUS

ALVEOLUS

ALVEOLUS

VEIN

VEINCAPILLARIES

CAPILLARIES

CAPILLARIES

LUNG SECTION

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MEDIUM POWER

LUNG SECTION

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MEDIUM POWER

ALVEOLUS

ALVEOLUS

ALVEOLUS

CAPILLARIES

with RBCs

ALVEOLUS

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HIGH POWER

ALVEOLUSRBCs

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HIGH POWER

CAPILLARIES

RBCs

PLUS

RED CIRCLES

ARE

EXTREMELY FLAT LAYER OF PNEUMOCYTES

EXTREMELY FLAT LAYER OF ENDOTHELIUM

INDIVIDUAL

ALVEOLUS

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HIGH POWER

ALVEOLUS

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HIGH POWER

ALVEOLUS

ALVEOLUS

ALVEOLUS

VEIN

CAPILLARIESCIRCLED

MACROPHAGES

SURFACTANT

PNEUMOCYTES

OR

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