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Alveoli Stock Photos

100,000 Alveoli stock images

Vectors alveoli

respiratory system

breathing system

diaphragm breathing

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Respiratory System

Respiratory System — Stock Vector

Alveoli in lungs - blood saturating by oxygen

Alveoli in lungs - blood saturating by oxygen — Stock Photo, Image

Alveoli in lungs - blood saturating by oxygen

Alveoli in lungs - blood saturating by oxygen — Stock Photo, Image

Human alveoli — Stock Vector

Pneumonia. Illustration shows normal and infected alveoli.

Pneumonia. Illustration shows normal and infected alveoli. — Stock Vector

Alveoli in lungs - blood saturating by oxygen. isolated

Alveoli in lungs - blood saturating by oxygen. isolated — Stock Photo, Image

Alveolus. gas exchange

Alveolus. gas exchange — Stock Vector

Alveoli anatomy, respiration

Alveoli anatomy, respiration — Stock Vector

Alveoli vector illustration

Alveoli vector illustration — Stock Vector

Alveoli anatomy, respiration

Alveoli anatomy, respiration — Stock Vector

Pulmonar alveoli

Pulmonar alveoli — Stock Photo, Image

Pulmonary emphysema

Pulmonary emphysema — Stock Vector

Alveoli anatomy icon

Alveoli anatomy, respiration

Alveoli anatomy, respiration — Stock Vector

Pulmonary alveolus

Pulmonary alveolus — Stock Vector

Alveoli in lungs - blood saturating by oxygen

Alveoli in lungs - blood saturating by oxygen — Stock Photo, Image

Human Anatomy of Lung Condition illustration

Human Anatomy Lung Condition Illustration — Stock Vector

Pneumonia - Normal alveoli vs Pneumonia

Pneumonia - Normal alveoli vs Pneumonia — Stock Photo, Image

Pneumonia and healthy alveoli

Pneumonia and healthy alveoli — Stock Vector

Labelled diagram illustrating gaseous exchange in the alveolus

Labelled diagram illustrating gaseous exchange in the alveolus — Stock Vector

Human Lung structure

Human Lung structure — Stock Photo, Image

Respiratory System

Respiratory System — Stock Vector

Human lungs — Stock Vector

Bronchiolitis - Inflammation of the bronchioles

Bronchiolitis - Inflammation of the bronchioles — Stock Photo, Image

The anatomical structure of the artery. Vector illustration

The anatomical structure of the artery. Vector illustration — Stock Vector

Alveoli — Stock Vector

Inflamation of the bronchus causing asthma

Inflamation of the bronchus causing asthma — Stock Vector

Alveoli vector illustration

Alveoli vector illustration — Stock Vector

Anatomy of human respiratory system

Anatomy of human respiratory system — Stock Photo, Image

Structure of the human lungs. Human Anatomy

Structure of the human lungs. Human Anatomy — Stock Vector

Anatomy Vector Medical illustration

Anatomy Vector Medical illustration — Stock Vector

Vector grunge texture in black and white

Vector Grunge Texture Black White — Stock Vector

Abstract background. Monochrome texture. Black and white textured background.

Abstract Background Monochrome Texture Black White Textured Background — Stock Photo, Image

Pomegranate illustration, hand drawn vector

Pomegranate Illustration Hand Drawn Vector — Stock Vector

Characteristics of fungi living in wood as a group, are polyphyletic under the microscope for education.

Characteristics Fungi Living Wood Group Polyphyletic Microscope Education — Stock Photo, Image

This diagram represents Gastric gland, vintage line drawing or engraving illustration.

Diagram Represents Gastric Gland Vintage Line Drawing Engraving Illustration — Stock Vector

Hydra Polyp isolated on white background

Hydra Polyp Isolated White Background — Stock Vector

Atrophic cirrhosis of the liver, vintage engraving.

Atrophic cirrhosis of the liver, vintage engraving. — Stock Vector

This picture showing plant stoma. The stoma is the found mostly on the undersurface of a plant, vintage line drawing or engraving illustration.

Picture Showing Plant Stoma Stoma Found Mostly Undersurface Plant Vintage — Stock Vector

Ricciocarpus, engraved simple vector illustration

Ricciocarpus Engraved Simple Vector Illustration — Stock Vector

This diagram represents Circulation of Blood, vintage line drawing or engraving illustration.

Diagram Represents Circulation Blood Vintage Line Drawing Engraving Illustration — Stock Vector

This is Leaf Epidermis and it contains opening stomate and Guard cells are present. Inside the stomata T-piece at stomatal pole is present. At center stomatal aperture are present, vintage line drawing or engraving illustration.

Leaf Epidermis Contains Opening Stomate Guard Cells Present Stomata Piece — Stock Vector

Graphic dinasaur eggs

Graphic dinasaur eggs — Stock Vector

Graphic dinasaur eggs

Graphic dinasaur eggs — Stock Vector

Black and white Lily ovary micrograph

Black and white Lily ovary micrograph — Stock Photo, Image

Decorative Algae Seaweed Coral Vintage Vector

Decorative Algae Seaweed Coral Vintage Vector — Stock Vector

The image of the wall, for use as a background.

Image Wall Use Background — Stock Photo, Image

Create a unique look with a brown ceramic texture

Create Unique Look Brown Ceramic Texture — Stock Photo, Image

Human lung tissue under microscope, The lungs is organs of the respiratory system in humans. Human pathology education.

Human Lung Tissue Microscope Lungs Organs Respiratory System Humans Human — Stock Photo, Image

Black calla lilies

Black calla lilies — Stock Vector

Endemic goiter, light micrograph, abnormal enlargement of the thyroid gland due to dietary iodine deficiency. Photomicrograph shows follicles of varying size, abundant colloid, lymphocytic infiltrate

Endemic Goiter Light Micrograph Abnormal Enlargement Thyroid Gland Due Dietary — Stock Photo, Image

Fresh tomato half icon

Endemic goiter, light micrograph, abnormal enlargement of the thyroid gland due to dietary iodine deficiency. Photomicrograph shows follicles of varying size, abundant colloid, lymphocytic infiltrate

Endemic Goiter Light Micrograph Abnormal Enlargement Thyroid Gland Due Dietary — Stock Photo, Image

Hand drawn corals isolated on white. Sketch drawing

Hand Drawn Corals Isolated White Sketch Drawing — Stock Vector

Human thyroid icon in monochrome style isolated on white background. Human organs symbol stock vector illustration.

Tubular atrophy, light micrograph, photo under microscope

Tubular Atrophy Light Micrograph Photo Microscope — Stock Photo, Image

Cross section Human testis under microscope view. Shows spermatogonia, spermatocytes in meiosis, spermatids, and spermatozoa

Cross Section Human Testis Microscope View Shows Spermatogonia Spermatocytes Meiosis — Stock Photo, Image

Photomicrograph of a toxic goiter tissue sample under a microscope, revealing hypertrophy of thyroid follicular cells, increased vascularity, and colloid depletion.

Photomicrograph Toxic Goiter Tissue Sample Microscope Revealing Hypertrophy Thyroid Follicular — Stock Photo, Image

This diagram represents Gastric gland, vintage line drawing or engraving illustration.

Diagram Represents Gastric Gland Vintage Line Drawing Engraving Illustration — Stock Vector

Set of cute holiday objects. Vector hand drawn doodle balloons illustration.

Set of cute holiday objects. Vector hand drawn doodle balloons illustration. — Stock Vector

Creative pattern. Stone pattern. Ceramic texture. wallpaper design. Vector pattern. Repeat lines.

Creative Pattern Stone Pattern Ceramic Texture Wallpaper Design Vector Pattern — Stock Photo, Image

Philodendron aerial root in cross section 100x

Philodendron Aerial Root Cross Section 100X — Stock Photo, Image

Scotch egg british or england food cuisine isolated doodle hand drawn sketch with outline style vector illustration

Scotch Egg British England Food Cuisine Isolated Doodle Hand Drawn — Stock Vector

Medical illustration of alveoli on black background

Medical Illustration Alveoli Black Background — Stock Photo, Image

Abstract geometric pattern. 3d paper layers cut out colorful wave background. Origami cut out abstract waves for web background

Abstract geometric pattern. 3d paper layers cut out colorful wave background. Origami cut out abstract waves for web background — Stock Vector

Isabella grapes icon, outline style

Vector grunge texture in black and white

Vector Grunge Texture Black White — Stock Vector

Abstract ink background. Marble style. Black paint stroke texture on white paper. Wallpaper for web and game design. Grunge mud art. Macro image of pen juice. Dark Smear

Abstract Ink Background Marble Style Black Paint Stroke Texture White — Stock Photo, Image

Cells of a Buttercup steam (Caltha palustris).

Cells of a Buttercup steam (Caltha palustris). — Stock Photo, Image

Cartoon doodle whooshing cloud

Cartoon Doodle Whooshing Cloud — Stock Vector

Cartoon doodle whooshing cloud

Cartoon Doodle Whooshing Cloud — Stock Vector

Bilobol molecular structure isolated on black

Bilobol molecular structure isolated on black — Stock Photo, Image

Watermelon sketch vector drawing. Isolated hand drawn berry on white background. Summer berry engraved style illustration. Decoration for food packaging.

Watermelon Sketch Vector Drawing Isolated Hand Drawn Berry White Background — Stock Vector

Abstract deformed shapes isolated on a white background. Black and white 3D rendering. Raster.

Abstract deformed shapes isolated on a white background. Black and white 3D rendering. Raster. — Stock Photo, Image

Giant Polytene chromosomes

Giant Polytene chromosomes — Stock Photo, Image

Vector grunge texture in black and white

Vector Grunge Texture Black White — Stock Vector

Pink liquid ink, digital wallpaper

Pink Liquid Ink Digital Wallpaper — Stock Photo, Image

Black outline of sweet peppers in a section on a white background

Black outline of sweet peppers in a section on a white background — Stock Photo, Image

Abstract black ink stain. Chinese ink background on watercolor paper.

Abstract Black Ink Stain Chinese Ink Background Watercolor Paper — Stock Photo, Image

Blurred Christmas snowflake abstract background, stylized minimal design, neon glowing colors. Vector neon background. Snow background

Blurred Christmas snowflake abstract background, stylized minimal design, neon glowing colors. Vector neon background. Snow background — Stock Vector

Hand drawn capsicum illustration vector

Hand Drawn Capsicum Illustration Vector — Stock Vector

Follicles of colloid in the thyroid

Follicles Colloid Thyroid — Stock Photo, Image

Texture under microscope, Microscopic

Texture Microscope Microscopic — Stock Photo, Image

Lower Section of Sponge in which their bodies consist of an outer thin layer of cells, vintage line drawing or engraving illustration.

Lower Section Sponge Which Bodies Consist Outer Thin Layer Cells — Stock Vector

Isolated boxing gloves

Isolated boxing gloves — Stock Photo, Image

This illustration represents Bone Section, vintage line drawing or engraving illustration.

Illustration Represents Bone Section Vintage Line Drawing Engraving Illustration — Stock Vector

Coloring page with structure of Hydra Polyp

Coloring Page Structure Hydra Polyp — Stock Vector

Banana leaf doodle line nature plant illustration isolated white

Banana Leaf Doodle Line Nature Plant Illustration Isolated White — Stock Photo, Image

The study Plant tissue of under the microscope for classroom education.

Study Plant Tissue Microscope Classroom Education — Stock Photo, Image

Microscope shot of abstract cell element on gray background

Microscope Shot Abstract Cell Element Gray Background — Stock Photo, Image

Hand Drawn of Galangal Roots on White Background

Hand Drawn of Galangal Roots on White Background — Stock Vector

Tissue of Blood human, Vein human, Artery human and Heart muscle human under the microscope in Lab.

Tissue Blood Human Vein Human Artery Human Heart Muscle Human — Stock Photo, Image

Radish vegetal healthy cut line

Radish vegetal healthy cut line — Stock Vector

Black doodle of a lemon Handdrawn citrus illustration

Black Doodle Lemon Handdrawn Citrus Illustration — Stock Vector

The form of the capillary network presents considerable variety in the different textures of the body, vintage line drawing or engraving illustration.

Form Capillary Network Presents Considerable Variety Different Textures Body Vintage — Stock Vector

Salmon steak on white background. Vintage vector engraving monochrome black illustration. Hand drawn design in a graphic ink style.

Salmon Steak White Background Vintage Vector Engraving Monochrome Black Illustration — Stock Vector

Hand Drawn of Fresh Lima Beans Background

Hand Drawn of Fresh Lima Beans Background — Stock Vector

Shiny yellow leaf gold foil texture background

Shiny Yellow Leaf Gold Foil Texture Background — Stock Photo, Image

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