Images Vidéos

Échange de gaz Photos ❘ Science Photo Library

Earth's climate system, illustration
13736751 - Earth's climate system, illustration
Earth's climate system, illustration
13736522 - Earth's climate system, illustration
Capillary system, illustration
12493476 - Capillary system, illustration
Capillary system, illustration
12493480 - Capillary system, illustration
Capillary system, illustration
12493481 - Capillary system, illustration
Capillary system, illustration
12493479 - Capillary system, illustration
Capillary system, illustration
12493478 - Capillary system, illustration
Capillary system, illustration
12493477 - Capillary system, illustration
Agricultural gas exchange research
12375306 - Agricultural gas exchange research
Arum leaf surface,light micrograph
11675212 - Arum leaf surface,light micrograph
Arum leaf surface,light micrograph
11675211 - Arum leaf surface,light micrograph
Chemical warfare demonstration,WW1
11566509 - Chemical warfare demonstration,WW1
Lily (Lilium sp.) stomata, light micrograph
12450494 - Lily (Lilium sp.) stomata, light micrograph
Stomata in hyacinth (Hyacinthus sp.) leaf, light micrograph
13954159 - Stomata in hyacinth (Hyacinthus sp.) leaf, light micrograph
Stomata in tulip leaf epidermis, light micrograph
13954538 - Stomata in tulip leaf epidermis, light micrograph
Stomata in spath leaf epidermis, light micrograph
13954442 - Stomata in spath leaf epidermis, light micrograph
Stomata in spath leaf epidermis, light micrograph
13954448 - Stomata in spath leaf epidermis, light micrograph
Stomata in croton leaf, light micrograph
13954393 - Stomata in croton leaf, light micrograph
Stomata in croton leaf, light micrograph
13954388 - Stomata in croton leaf, light micrograph
Lily of the valley stomata, light micrograph
12450481 - Lily of the valley stomata, light micrograph
Stomata in spath leaf epidermis, light micrograph
13954447 - Stomata in spath leaf epidermis, light micrograph
Stomata in spath leaf epidermis, light micrograph
13954441 - Stomata in spath leaf epidermis, light micrograph
Stomata in hyacinth (Hyacinthus sp.) leaf, light micrograph
13954161 - Stomata in hyacinth (Hyacinthus sp.) leaf, light micrograph
Stoma of a milkweed leaf (Asclepias spp.), SEM
12539885 - Stoma of a milkweed leaf (Asclepias spp.), SEM
Stomata in spath leaf epidermis, light micrograph
13954444 - Stomata in spath leaf epidermis, light micrograph
Stomata in hyacinth (Hyacinthus sp.) leaf, light micrograph
13954160 - Stomata in hyacinth (Hyacinthus sp.) leaf, light micrograph
Upper and lower respiratory tract infections, illustration
13376813 - Upper and lower respiratory tract infections, illustration
Lower respiratory tract infection, illustration
12991882 - Lower respiratory tract infection, illustration
Grasshopper and insect respiratory system, illustration
12987294 - Grasshopper and insect respiratory system, illustration
Human lung anatomy, illustration
13601085 - Human lung anatomy, illustration
Stomata in croton leaf, light micrograph
13954392 - Stomata in croton leaf, light micrograph
Stomata in spath leaf epidermis, light micrograph
13954446 - Stomata in spath leaf epidermis, light micrograph
Stomata in spath leaf epidermis, light micrograph
13954443 - Stomata in spath leaf epidermis, light micrograph
Stomata in croton leaf, light micrograph
13954394 - Stomata in croton leaf, light micrograph
Stomata in tulip leaf epidermis, light micrograph
13954537 - Stomata in tulip leaf epidermis, light micrograph
Stomata in spath leaf epidermis, light micrograph
13954445 - Stomata in spath leaf epidermis, light micrograph
Human lung anatomy, illustration
13601084 - Human lung anatomy, illustration
Lung alveoli in pneumonia, illustration
12969971 - Lung alveoli in pneumonia, illustration
Lung alveoli anatomy, 19th century
12970454 - Lung alveoli anatomy, 19th century
Stomata structure, illustration
13743839 - Stomata structure, illustration
Leaf stomata (Arabidopsis sp.), SEM
12378159 - Leaf stomata (Arabidopsis sp.), SEM
Upper and lower respiratory tract infections, illustration
12991881 - Upper and lower respiratory tract infections, illustration
Male respiratory system, illustration
13962160 - Male respiratory system, illustration
Grasshopper and insect respiratory system, illustration
12987289 - Grasshopper and insect respiratory system, illustration
Stoma of a milkweed leaf (Asclepias spp.), SEM
12539884 - Stoma of a milkweed leaf (Asclepias spp.), SEM
Respiratory system, illustration
13962204 - Respiratory system, illustration
Bronchiole Surrounded by Smooth Muscle, 1 of 3
13495262 - Bronchiole Surrounded by Smooth Muscle, 1 of 3
Male respiratory system, illustration
13962203 - Male respiratory system, illustration
Grasshopper and insect respiratory system, illustration
12987291 - Grasshopper and insect respiratory system, illustration
Man Inhaling Smoke in Lungs
13495284 - Man Inhaling Smoke in Lungs
Lower respiratory tract infection, illustration
13376814 - Lower respiratory tract infection, illustration
Hyacinth root, light micrograph
12581450 - Hyacinth root, light micrograph
Stoma of a milkweed leaf (Asclepias spp.), SEM
12539886 - Stoma of a milkweed leaf (Asclepias spp.), SEM
Male respiratory system, illustration
13962211 - Male respiratory system, illustration
Healthy Bronchiole, 1 of 3
13495259 - Healthy Bronchiole, 1 of 3
Grasshopper and insect respiratory system, illustration
12987292 - Grasshopper and insect respiratory system, illustration
Heart and Pulmonary Circulatory System
12650490 - Heart and Pulmonary Circulatory System
Squill (Scilla sp.) stomata, light micrograph
12450451 - Squill (Scilla sp.) stomata, light micrograph
Grasshopper and insect respiratory system, illustration
12987295 - Grasshopper and insect respiratory system, illustration
Grasshopper and insect respiratory system, illustration
12987288 - Grasshopper and insect respiratory system, illustration
Heart and Pulmonary Circulatory System
12648678 - Heart and Pulmonary Circulatory System
Squill (Scilla sp.) stomata, light micrograph
12450458 - Squill (Scilla sp.) stomata, light micrograph
Hyacinth (Hyacinthus sp.) stoma, light micrograph
12450454 - Hyacinth (Hyacinthus sp.) stoma, light micrograph
Male respiratory system, illustration
13962179 - Male respiratory system, illustration
Grasshopper and insect respiratory system, illustration
12987296 - Grasshopper and insect respiratory system, illustration
Male respiratory system, illustration
13962193 - Male respiratory system, illustration
Grasshopper and insect respiratory system, illustration
12987293 - Grasshopper and insect respiratory system, illustration
Respiratory system, illustration
13962166 - Respiratory system, illustration
Bronchiole Partially Filled with Mucus, 2 of 3
13495260 - Bronchiole Partially Filled with Mucus, 2 of 3
Pine (Pinus sp.) needle, light micrograph
12450540 - Pine (Pinus sp.) needle, light micrograph
Male respiratory system, illustration
13962201 - Male respiratory system, illustration
Healthy Lung vs. Smoker's Lung
13495282 - Healthy Lung vs. Smoker's Lung
Grasshopper and insect respiratory system, illustration
12987290 - Grasshopper and insect respiratory system, illustration
Male respiratory system, illustration
13962174 - Male respiratory system, illustration
Bronchiole Constricted by Tightened Muscle, 2 of 3
13495263 - Bronchiole Constricted by Tightened Muscle, 2 of 3
Plant leaf and stomata,illustration
12099178 - Plant leaf and stomata,illustration
Squill (Scilla sp.) stomata, light micrograph
12450457 - Squill (Scilla sp.) stomata, light micrograph
Plant stomata, light micrograph
12420844 - Plant stomata, light micrograph
Leaf stomata (Ohia Lehua tree; Metrosideros polymorpha), SEM
12378170 - Leaf stomata (Ohia Lehua tree; Metrosideros polymorpha), SEM
Male respiratory system, illustration
13962194 - Male respiratory system, illustration
Alveoli, illustration
12641865 - Alveoli, illustration
Squill (Scilla sp.) stomata, light micrograph
12450453 - Squill (Scilla sp.) stomata, light micrograph
Stoma of a milkweed leaf (Asclepias spp.), SEM
12378141 - Stoma of a milkweed leaf (Asclepias spp.), SEM
Male Chest Revealing Heart and Lungs
13495266 - Male Chest Revealing Heart and Lungs
Lung structure,illustration
12960230 - Lung structure,illustration
Idiopathic Pulmonary Fibrosis, illustration
12641866 - Idiopathic Pulmonary Fibrosis, illustration
Idiopathic Pulmonary Fibrosis, illustration
12641864 - Idiopathic Pulmonary Fibrosis, illustration
Tubular myelin in alveolar lung fluid, TEM
12491960 - Tubular myelin in alveolar lung fluid, TEM
Plant stomata, LM
12394312 - Plant stomata, LM
Bronchial tree, illustration
13959183 - Bronchial tree, illustration
Lily (Lilium sp.) stomata, light micrograph
12450491 - Lily (Lilium sp.) stomata, light micrograph
Primate, reptile and fish blood circulation, illustration
12349531 - Primate, reptile and fish blood circulation, illustration
Male respiratory system, illustration
13962175 - Male respiratory system, illustration
Bronchial Hyperreactivity, 3 of 3
13495264 - Bronchial Hyperreactivity, 3 of 3
Pine (Pinus sp.) needle, light micrograph
12450541 - Pine (Pinus sp.) needle, light micrograph
Stoma of a leaf (Dahlia sp.), SEM
12378137 - Stoma of a leaf (Dahlia sp.), SEM
Male respiratory system, illustration
13962165 - Male respiratory system, illustration
Breathing,conceptual image
11720485 - Breathing,conceptual image
Lily of the valley leaf, light micrograph
12450480 - Lily of the valley leaf, light micrograph
page suivante
;