Ciliated Collection

Trachea lining, SEM
Trachea lining, coloured scanning electron micrograph (SEM). The tracheal lining contains mucus-secreting goblet cells and epithelial cells bearing hair-like cilia (blue)

Canary creeper, Tropaeolum peregrinum
Canary creeper, Indian cress or ciliated tropaeolum, Tropaeolum peregrinum. Handcoloured copperplate engraving by F. Sansom after an illustration by Sydenham Edwards from William Curtis The Botanical

Crown Jellyfish, Cephea cephea, Hawaii, USA
The Crown jellyfish (Cephea cephea) is also known as the cauliflower jellyfish, Hawaii. This species lives in open ocean with a lifespan of three to six months

Paramecium sp. protozoan, SEM
Paramecium protozoan. Coloured scanning electron micrograph (SEM) of a Paramecium sp. protozoan. This single-celled organism is aquatic, living in freshwater habitats

Nasal lining, SEM
Nasal lining. Coloured scanning electron micrograph (SEM) of the olfactory epithelium that lines the nasal cavity, showing olfactory cells (red) surrounded by numerous cilia (hair-like projections)

Didinium ciliate protozoan, SEM C019 / 0235
Didinium sp. ciliate protozoan, coloured scanning electron micrograph (SEM). This tiny single-celled organism is found in freshwater and marine habitats

Trachea lining, SEM C013 / 7126
Trachea lining. Coloured scanning electron micrograph (SEM) of the lining of a trachea (wind pipe), showing the cilia (hair-like) and goblet cells (orange). The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7122
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe). The trachea links the larynx to the lungs

Nose mucosa, light micrograph
Nose mucosa. Light micrograph of a section through the nasal mucosa (the tissue that lines the airways of the nose), in the region lying over the nasal concha

Allergens in trachea. Coloured scanning electron micrograph (SEM) of the surface of the trachea (windpipe) with a number of pollen grains (yellow) attached

Trachea, SEM
Trachea. Coloured scanning electron micrograph (SEM) of the lining of the trachea (windpipe). The trachea links the larynx (voice box) to the lungs

Holosticha ciliate protozoan, SEM
Holosticha ciliate protozoan. Coloured scanning electron micrograph (SEM) of a Holosticha sp. ciliate protozoan ingesting diatoms (blue). Holosticha is a tiny single-celled aquatic organism

Euplotes protozoa, SEM C016 / 9040
Euplotes protozoa. Coloured scanning electron micrograph (SEM) showing the upperside (bottom) and underside (top) of two Euplotes sp. hypotrich ciliate protozoa

Climacostomum protozoan, SEM C016 / 9063
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, centre)

Climacostomum protozoan, SEM C016 / 9121
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, centre)

Climacostomum protozoan, SEM C016 / 9061
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, upper right)

Climacostomum protozoan, SEM C016 / 9120
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, centre)

Climacostomum protozoan, SEM C016 / 9065
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, upper right)

Climacostomum protozoan, SEM C016 / 9064
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, centre)

Climacostomum protozoan, SEM C016 / 9122
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, centre)

Euplotes protozoa, SEM C016 / 9041
Euplotes protozoa. Coloured scanning electron micrograph (SEM) showing the upperside (bottom) and underside (top) of two Euplotes sp. hypotrich ciliate protozoa

Climacostomum protozoan, SEM C016 / 9062
Climacostomum protozoan. Coloured scanning electron micrograph (SEM) of a Climacostomum sp. unicellular ciliate protozoan, showing the cells large oral apparatus (round, upper right)

Ciliate protozoan ingesting algae. Darkfield illuminated light micrograph of a ciliate protozoan ingesting green algae (green)

Tetrahymena protozoan, SEM
Tetrahymena protozoan. Coloured scanning electron micrograph (SEM) of a Tetrahymena sp. ciliate protozoan. Tetrahymena are free-living freshwater unicellular organisms found in ponds

Smell receptor, TEM
Smell receptor. Transmission electron micrograph (TEM) of a section through the olfactory epithelium that lines the nasal cavity, showing an olfactory cell (smell receptor)

Ciliate protozoan, light micrograph
Ciliate protozoan. Darkfield illuminated light micrograph of a ciliate protozoan, showing green algae (green) that it has ingested

Didinium ciliate protozoan, SEM C019 / 0237
Didinium sp. ciliate protozoan, coloured scanning electron micrograph (SEM). This tiny single-celled organism is found in freshwater and marine habitats

Gastrotrich, SEM C019 / 0231
Gastrotrich. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich. Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats

Gastrotrich, SEM C019 / 0232
Gastrotrich. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich. Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats

Paramecium sp. protozoa (SEM) C014 / 2148
Paramecium protozoa. Coloured scanning electron micrograph (SEM) of Paramecium sp. protozoa. These single-celled organisms are aquatic, being found in freshwater habitats

Ciliate protozoan, light micrograph C016 / 8593
Ciliate protozoan. Differential interference contrast (DIC) light micrograph of a ciliate protozoan. Magnification: x280 when printed 10 centimetres wide

Hypotrich protozoan, light micrograph C016 / 8592
Hypotrich protozoan. Differential interference contrast (DIC) light micrograph of a Euplotes sp. hypotrich ciliate protozoan. Magnification: x280 when printed 10 centimetres wide

Hypotrich protozoan, light micrograph C016 / 8590
Hypotrich protozoan. Differential interference contrast (DIC) light micrograph of a Euplotes sp. hypotrich ciliate protozoan. Magnification: x280 when printed 10 centimetres wide

Ciliate protozoan, light micrograph C016 / 8582
Ciliate protozoan. Differential interference contrast (DIC) light micrograph of a ciliate protozoan. Magnification: x280 when printed 10 centimetres wide

Vorticella protozoan, light micrograph
Vorticella protozoan. Rheinberg illuminated light micrograph of a Vorticella sp. ciliate protozoan. This single-celled organism consists of a bell-shaped head

Vorticella protozoa, light micrograph C016 / 3042
Vorticella protozoa. Differential interference contrast (DIC) light micrograph of Vorticella sp. ciliate protozoa. These single-celled organisms consist of a bell-shaped head

Vorticella protozoan, light micrograph C016 / 3043
Vorticella protozoan. Differential interference contrast (DIC) light micrograph of a Vorticella sp. ciliate protozoan. This single-celled organism consists of a bell-shaped head

Vorticella protozoa, light micrograph C016 / 3041
Vorticella protozoa. Differential interference contrast (DIC) light micrograph of Vorticella sp. ciliate protozoa. These single-celled organisms consist of a bell-shaped head

Vorticella protozoa, light micrograph C016 / 3040
Vorticella protozoa. Differential interference contrast (DIC) light micrograph of Vorticella sp. ciliate protozoa. These single-celled organisms consist of a bell-shaped head

Trachea lining, SEM C013 / 7127
Trachea lining. Coloured scanning electron micrograph (SEM) of the lining of a trachea (wind pipe), showing the cilia (hair-like) and goblet cells (pink). The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7125
Trachea lining. Coloured scanning electron micrograph (SEM) of the lining of a trachea (wind pipe), showing the cilia (hair-like) and goblet cells (orange). The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7124
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe). The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7123
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe). The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7121
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe), showing the ciliated epithelial cells. The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7120
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe), showing the ciliated epithelial cells. The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7119
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe), showing the ciliated epithelial cells. The trachea links the larynx to the lungs

Giardia protozoan, TEM
Giardia protozoan. Coloured transmission electron micrograph (TEM) of a Giardia sp. protozoan. It is a single-celled organism that has two cell nuclei (green)

Rotifer worm, light micrograph
Rotifer worm. Light micrograph of the rotifer worm Platyas quadricornis. This free-swimming, aquatic micro-organism has a body which is divided into three sections

Sessile rotifers. Light micrograph of five rotifers (Floscularia ringens) attached to vegetation. Each rotifer is encased in a sheath (brown) constructed from faecal pellets

Rotifer colony. Light micrograph of a colony of Conochilus hippocrepis rotifer worms. The colony is composed of between 50 and 100 individual worms, attached at the base of their feet

Lung lining, SEM
Lung lining. Coloured scanning electron micrograph (SEM) of mucus-producing cells (orange, round) and cilia (yellow) lining a bronchus (lung airway)

Trachea epithelium, light micrograph
Trachea epithelium. Light micrograph of a vertical section through the pseudostratified columnar epithelium from the trachea

Lung cells, light micrograph
Lung cells. Light micrograph of a section through the wall of a bronchus in the lungs. This is the upper layer of cells (the epithelium). The cell nuclei (round, dark) are across bottom

Inner ear sensory cells, SEM
Inner ear sensory cells. Coloured scanning electron micrograph (SEM) of bundles of cilia (hair cells, blue) situated in the macula utriculi within the human inner ear

Fallopian tube lining, SEM
Fallopian tube lining. Coloured scanning electron micrograph (SEM) of the folded internal mucosal lining of a fallopian tube (oviduct)

Uterus cells, TEM
Uterus cells. Coloured transmission electron micrograph (TEM) of endometrial cells (yellow) from the uterus. These cells form the endometrium, the epithelial tissue lining inside the uterus

Bronchial cilia, SEM
Bronchial cilia. Coloured scanning electron micrograph (SEM) of a normal human bronchial epithelium, the mucus membrane lining the major airways of the lung

Nasal cavity, SEM
Nasal cavity. Coloured scanning electron micrograph (SEM) of the surface of the nasal cavity. It is covered in epithelial hair-like structures known as cilia (orange)

Nasal lining, TEM
Nasal lining. Transmission electron micrograph (TEM) of a section through cilia (green) covering the epithelial lining of the nasopharyx, the part of the throat behind the nasal cavity

Smell receptors, TEM
Smell receptors. Coloured transmission electron micrograph (TEM) of a section through smell receptors (cilia) projecting from an olfactory neurone (blue)

Trachea mucous membrane, SEM
Trachea mucous membrane. Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue

Fallopian tube cells, SEM
Fallopian tube cells. Coloured scanning electron micrograph (SEM) of the surface of a fallopian tube, showing non-ciliated (pink) and ciliated (yellow) cells

Sperm cell, SEM
Sperm cell. Coloured scanning electron micrograph (SEM) of a sperm cell in a fallopian tube. Magnification: x400 when printed at 10 centimetres wide

Rotifer feeding, light micrograph
Rotifer feeding. Light micrograph of a rotifer (centre) feeding on an alga (green, left). Rotifers (phylum Rotifera) are microscopic aquatic animals that are related to roundworms

Frontonia protozoa, light micrograph
Frontonia protozoa. Light micrograph of a group of Frontonia sp. ciliate protozoa

Frontonia protozoan, light micrograph
Frontonia protozoan. Light micrograph of a Frontonia sp. ciliate protozoan

Stentor coeruleus protozoan, micrograph
Stentor coeruleus protozoan. Light micrograph of Stentor coeruleus amongst green algae. This large single-celled protist measures 0.5 to 2 millimetres when fully extended

Philodina rotifer, light micrograph
Philodina rotifer. Light micrograph of a Philodina roseola rotifers head, showing its mouthparts (left). Rotifers are microscopic aquatic animals that are related to roundworms

Vorticella protozoan, SEM
Vorticella protozoan. Coloured scanning electron micrograph (SEM) of a Vorticella sp. ciliate protozoan. This single-celled organism consists of a bell-shaped head

Rotifer foot, light micrograph. Rotifers are microscopic aquatic animals that are related to roundworms. The hair-like cilia surrounding the rotifers mouth (right) are used to trap food particles

Gram-negative bacteria, artwork
Gram-negative bacteria. Computer artwork showing the cell structure of a gram-negative bacterium. Gram-negative bacteria are bacteria that do not retain crystal violet dye in the Gram staining

Fallopian tube, SEM
Fallopian tube. Coloured scanning electron micrograph (SEM) of the lining of a fallopian tube (oviduct). The fallopian tubes carry the egg from the ovary to the uterus (womb)

Loxophyllum ciliate, light micrograph
Loxophyllum ciliate. Light micrograph of a Loxophyllum helus ciliate protozoan. This tiny single-celled organism is found in marine environments

Vestibular ciliated cells, diagram
Vestibular ciliated cells. Diagram of the anatomical structure and function of the vestibular ciliated cells found in the inner ear that help sense and control of balance

Vestibular ciliated cells, artwork
Vestibular ciliated cells. Artwork of the anatomical structure and function of the vestibular ciliated cells found in the inner ear that help sense and control of balance

Vorticella protozoa, light micrograph
Vorticella protozoa. Differential interference contrast micrograph of a colony of Vorticella sp.. This ciliate protozoan consists of a bell-shaped head and a stalk that is anchored to the substrate

Trachea with pollen grains, SEM
Trachea (windpipe) with pollen grains, coloured scanning electron micrograph (SEM). When airborne particles such as pollen grains are breathed in through the nose or mouth

Gastrotrich freshwater animal, SEM
Gastrotrich, coloured scanning electron micrograph (SEM). Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats

Snake ciliated lung cells and mucus, SEM
Snake ciliated lung cells and mucus. Coloured scanning electron micrograph (SEM) of ciliated cells (green) and mucus (pink) in the lung of a snake

Lepadella rotifer, light micrograph
Rotifer. Differential interference contrast micrograph of a Lepadella sp. rotifer. Rotifers are microscopic aquatic animals that are related to roundworms

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"Ciliated: The Tiny Hair-Like Structures That Power Our Respiratory System" The trachea lining, as observed under a scanning electron microscope (SEM), reveals the intricate network of cilia that play a vital role in our respiratory health. These tiny hair-like structures are responsible for sweeping away mucus and foreign particles from our airways, ensuring smooth breathing. In nature, the canary creeper (Tropaeolum peregrinum) showcases its own ciliated wonders. Delicate tendrils adorned with vibrant flowers exhibit cilia-like projections that aid in climbing and capturing sunlight for photosynthesis. Venturing into the depths of the ocean, we encounter the mesmerizing Crown Jellyfish (Cephea cephea) off the coast of Hawaii, USA. Its translucent body is adorned with countless cilia that propel it gracefully through water while also assisting in feeding by capturing prey. Zooming back to microscopic lifeforms, we discover Paramecium sp. , a fascinating protozoan species. SEM images reveal its densely covered surface with numerous cilia acting as oars to navigate through water environments efficiently. Returning to human anatomy, SEM captures another glimpse of nasal lining where ciliated cells diligently work together to filter out impurities and protect our delicate respiratory system from harmful substances present in the air we breathe. Further exploring the trachea lining using SEM technology (specifically C013 / 7126 and C013 / 7122), we witness these remarkable hair-like structures extending like an army ready to defend against allergens or irritants that may enter our airways. Indeed, these incredible ciliary mechanisms within our trachea serve as guardians against potential harm. Their synchronized movements create a wave-like motion known as mucociliary clearance - an essential defense mechanism protecting us from infections and maintaining healthy lungs. As we delve deeper into microscopy studies, Paramecium sp. Once again captivates our attention.