Nasal epithelium, SEM
Respiratory ciliated epithelium
Lung lining, SEM
Pseudostratified epithelium
Scanning electron micrograph of lung epithelium
Trachea lining, SEM
Nasal lining
Ciliated and nonciliated Clara cells
Bronchial epithelium, SEM
Transmission electron micrograph lung epithelium
Nasal lining, SEM
Respiratory epithelium, light micrograph
Ciliated pseudostratified columnar epithelium, LM
False-colour SEM of tracheal epithelium
Tracheal epithelium surface, SEM
Collapsed lung, light micrograph
Lung, light micrograph
TB bacteria infecting macrophages, SEM
Ciliated epithelium, light micrograph
Alveolar macrophage, SEM
Lung tissue, SEM
Alveolar cell, TEM
Fallopian tube, SEM
Alveolar macrophages, SEM
Carpet beetle hair, SEM
Lung bronchus cross-section, SEM
Lung epithelial cells, SEM
Lung bronchiole, fluorescence micrograph
Lung epithelial cancer cells, SEM
Lung epithelial cancer cell among healthy epithelia, SEM
Connective tissue, SEM
Trachea muscle, SEM
Sensory epithelium, SEM
Lung bronchiole and alveoli, SEM
Ciliated epithelium lining, bronchus
Alveolus and macrophage. SEM
Human larynx, light micrograph
Inner ear hair cells, SEM
Squid sensory hair cells, SEM
Meningitis bacteria, SEM
Cat windpipe, light micrograph
Lung alveoli, fluorescence micrograph
Lung cancer, SEM
Gallbladder surface, SEM
Intestinal villi, SEM
Penis foreskin, SEM
Blood vessels in the lung, SEM
Trachea and salivary gland, SEM
Smell receptor, TEM
Alveolar macrophage in a lung alveolus
Thyroid gland, SEM
Cross-section of the trachea, SEM
Trachea lining, TEM
Bronchus wall, light micrograph
Helicobacter pylori bacteria, SEM
Brain tumour, SEM
Astrocytic glial cell from CNS, SEM
Cave fish gill, SEM
Lung alveoli, SEM
Human lung tissue, light micrograph
Fallopian tube lining, SEM
Lung cancer cells, SEM
Tongue-shaped villi of the jejunum
Ciliate protozoan membranelles, SEM
Paramecium protozoan, SEM
Inner ear hairs, SEM
Gastrotrich freshwater animal, SEM
Tetrahymena protozoan, SEM
Ciliate protozoan, SEM
Vorticella protozoan, SEM
Ciliate protozoans, SEM
Euplotes protozoa, SEM
Climacostomum protozoan, SEM
Tracheal mucosa, light micrograph
Trachea, light micrograph
TEM of lung tissue
Lung artery, fluorescence micrograph
Flea respiratory system, SEM
Sensory hair cells in ear, SEM
Beaver penis, SEM
Lobar pneumonia, light micrograph