Science Source December 1, 2009 DVD

Light micrograph of breast connective tissue, magnification 200x.

Light micrograph of areolar connective tissue with elastin (thin lines) and collagen fibers (pink bands). Areolar connective tissue supports epithelia...

Columnar epithelium of small intestine, with goblet cells (modified cells which synthesize and secrete mucus). Magnification x125.

Amniocentesis; withdrawal of fluid from the amnion during 12-16 weeks of pregnancy by inserting needle into uterus; the fluid can be assessed for foet...

Transverse section of the ileum (small intestine); injected to show blood vessels and capillaries of villi. Magnification x5.

Stratified squamous epithelium; human vagina; 64x magnification.

Light micrograph of fibrocartilage. Alternating layers of hyaline cartilage matrix (stained blue) and dense collagen fibers (stained pink). These are...

Intestinal lymphoid aggregations; Peyer's patch in colonic mucosa contains antigen-transporting cells. Magnification x32.

Light micrograph of heart myocardium (middle layer of heart wall), showing layers of cardiac muscle around a group of Purkinje fibers; the latter comp...

Abnormal lump in the upper arm of a male patient caused by the rupturing of one of the heads of the biceps muscle. The biceps has two heads that attac...

Atheroma (plaque resulting from atherosclerosis) present in a coronary artery. Degeneration of the arterial wall and narrowing of the lumen, resulting...

Scars from first degree and second degree burns. First degree burns refer to superficial damage to outer layer of epidermis while second degree refers...

Light micrograph of a vertical section of transitional epithelium in the lining of a relaxed urinary bladder. Plaques and folds in the cell membrane a...

Light micrograph of smooth muscle from human bowel. Such muscles produce slow, lengthy contractions under the direction of the autonomic nervous syste...

Light micrograph of areolar tissue. Areolar, or loose connective tissue, fastens down the skin, membranes, vessels, and nerves. It also binds muscles...

Finger clubbing, thickening of the tissues at base of the nail, seen in pulmonary tuberculosis, bronchiectasis, empyema, endocarditis, heart disease a...

Light micrograph of a longitudinal section of cardiac muscle. Magnification: 128x.

Light micrograph of a transverse section from hyaline cartilage. Hyaline cartilage occurs in the nasal septum, trachea, the articular surfaces of join...

VS thin skin; keratinocytes form 4 layers, (proliferation, development, maturation, exfoliation), external to the dermis. 160x magnification.

Light micrograph of a longitudinal section of cardiac muscle. Magnification: 350x.

Light micrograph of active fibroblasts healing a wound. Fibroblasts are flat, elongated, undifferentiated cells in connective tissue that give rise to...

Bruise (contusion) on human arm; escape of blood under skin from ruptured vessels; pinky-red at first, then blue, then yellow-green as hemoglobin brea...

Neutrophil formation in a human bone marrow smear, magnified 500x. The large cell is a myelocyte, and the anthers are maturing neutrophil granulocytes...

Erythroblasts, red cell precursors, divide before extrusion of nuclei to become red cells. Human bone marrow smear. The sample in this light micrograp...

Light micrograph showing a transverse section of elastic cartilage. Elastic cartilage is found in the auricle of the ear, eustachian tubes, and the ep...

Psoriatic plaque. Psoriasis is a chronic skin disease, occurring in about 1% of adults, characterized by itchy, scaly patches (psoriatic plaques). For...

Detached retina; opthalmoscope view of detachment of retina from choroid in eye; occurs when fluid accumulates between the choroid and retina; can be...

Atheroma (plaque resulting from atherosclerosis) present in a coronary artery. Degeneration of the arterial wall and narrowing of the lumen, resulting...

Light micrograph of human fibroblasts. Fibroblasts are flat, elongated, undifferentiated cells in connective tissue that give rise to various precurso...

Micrograph of human brain shows signs of Parkinson's disease. Spherical inclusions seen in the melanin-containing neurons in Parkinson's disease, knwo...

Single particle of bacteriophage T4, negatively stained to reveal polygonal head, helical tail, base plate, six kinked tail fibers (by which the parti...

Villi of the human small intestine (ileum). Structure may be finger-like, leaf-like or ridge-like as seen in this SEM (Scanning Electron Micrograph)....

Close-up of a human finger tip.

Light micrograph of cartilage abutting smooth muscle. Magnification 35x.

Human tongue.

Human eye.

Amniocentesis; withdrawal of fluid from the amnion during 12-16 weeks of pregnancy by inserting needle into uterus; the fluid can be assessed for foet...

Shadowcast electron micrograph of collagen fibrils, which provide the tensile strength of tissues. Collagen fibrils are formed from precursor proteins...

Mitosis in primitive blood cells from blood marrow smear. The central cell is in metaphase, and chromosomes are arranged in an equatorial plane prior...

Purulent conjunctivitis (pink eye); inflammation of the conjunctiva caused by bacterial infection.

Dupuytren's contracture, forward curvature of the fingers due to fixation of the flexor tendons to the skin of the palm. This can be treated with surg...

External auditory meatal polyp. Usually a benign growth protruding from a mucus membrane, in this case the ear passage.

Fingertip showing the region used for a fingerprint.

Eruptive Xanthomata: Skin nodules resulting from deposits of fat; usually accompanies raised blood cholesterol level.

Lesions on the skin of a patient with Sweet's disease, also known as acute fibrile neutrophilic dermatosis. Although it can occur alone, Sweet's disea...

Lichen planus, a self-limiting inflammatory skin condition of unknown aetiogoly lasting 6-17 months; diagnostic feature is Wickham's striae (the fine...

Transmission Electron Micrograph (TEM) section of a single mitochondria (pink) in the phytoflagellate Euglena, showing the 2-membraned envelope and gr...

Color enhanced Transmission Electron Micrograph (TEM) section of Pyrenoid: Region of dense stroma (green) projecting from the main body of the chlorop...

Color enhanced Transmission Electron Micrograph (TEM) section of cell wall (pink) traversed by plasmodesmata, plasmalemma-lined pores through which ad...

Color enhanced Transmission Electron Micrograph (TEM) section of two of the large Golgi bodies characteristic of euglenoids (in this case Euglena grac...