LAB 2 histology slides Flashcards
simple columnar epithelium
general tissue type: epithelium
specific tissue type: simple columnar
features: lumen, apical side with cilia, basal side with basement membrane, associated connective tissue layer
location in body: digestive tract excratory ducts of glads, fallopian tubes, bronchi, spinal cord
description of tissue: single layer of column-shaped cells, basal nuclei are oval
simple cuboidal epithelium
general tissue type: epithelium
specific tissue type: simple cuboidal
features: lumen, apical side, basal side with basement membrane, associated connective tissue layer
location in body: kidney tubules, ducts of glands, surface of ovary
description of tissue: single layer of cube-shaped cells with spherical central nuclei
stratified squamous epithelium
general tissue type: epithelium
specific tissue type: stratified squamous
features: lumen or external environment, apical side, basal side with basement membrane, associated connective tissue layer
location in body: surfaces of mouth, esophagus, vagina
description of tissue: cells at basal layer cuboidal or columnar, but transformed to flattened squamous cells as they approach the surface
psuedostratified epithelium
general tissue type: epithelium
specific tissue type: psuedostratified
features: lumen, apical side with cilia, basal side with basement membrane, associated connective tissue layer
location in body: trachea
description of tissue: appears stratified but single layer of tall and short cells along base
dense regular connective tissue
general tissue type: connective tissue
specific tissue type: dense regular
features: thick bands of collagen fibers in same direction, flat nuclei of fibroblasts
location in body: tendons, ligaments, aponeuroses
description of tissue: parallel collagen fibers with fibroblasts between fibers
dense irregular connective tissue
general tissue type: connective tissue
specific tissue type: dense irregular
features: thick bands of collagen fibers in different directions, flat nuclei of fibroblasts, more visible matrix, hair follicle
location in body: dermis, submucosa of digestive tract, fascia
description of tissue: irregular array of fibers (collagen and elastic) with fibroblasts
areolar connective tissue
general tissue type: connective tissue
specific tissue type: areolar
features: many different cells, different fibers, matrix visible among cells and fibers
location in body: around organs, underneath skin and mucous membranes, around blood vessels
description of tissue: all three types of fibers with various cells in gel-like matrix
hyaline cartilage
general tissue type: connective tissue
specific tissue type: hyaline cartilage
features: chondrocytes in lacunae, thick matrix
location in body: costal cartilage of ribs, nose, trachea, ends of long bones, embryonic skeleton
description of tissue: collagen fibers and chondrocytes in lacunae
elastic cartilage
general tissue type: connective tissue
specific tissue type: elastic cartilage
features: chondrocytes in lacunae, thick matrix, elastic fibers
location in body: epiglottis, external ear
description of tissue: similar to hyaline cartilage, but many elastic fibers
compact bone (cross section)
general tissue type: connective tissue
specific tissue type: compact bone
features: osteon, lamellae, central (haversian) canal, osteocytes, perforating (volkman) canal, canaliculi
location in body: bone
description of tissue: composed of calcium salts, collagen fibers, and osteocytes in lacunae
blood smear
general tissue type: connective tissue
specific tissue type: blood
features: white blood cells with nuclei, red blood cells without nuclei, platelets
location in body: blood
description of tissue: consists of blood plasma, wbc, rbc, and platelets
skeletal muscle (longitudinal section)
general tissue type: muscle tissue
specific tissue type: skeletal muscle
features: striations, flattened nuclei pushed to edges of cells
location in body: attaches to bone, fascia, skin
description of tissue: long and cylindrical bundles of tissue, striations
cardiac muscle
general tissue type: muscle tissue
specific tissue type: cardiac muscle
features: striations, branching cells, intercalated discs
location in body: myocardium of heart
description of tissue: branching chains of cells with striations and intercalated discs
smooth muscle (longitudinal section)
general tissue type: muscle tissue
specific tissue type: smooth muscle
features: no striations, long smooth cells with slightly elongated appearing nuclei
location in body: hollow organs, blood vessels
description of tissue: sheets of cells with no striations
neuron (spinal cord)
general tissue type: nervous tissue
specific tissue type: neuron
features: cell body with nucleus, processes (dendrites and axons), nuclei of neurological cells
location in body: spinal cord
description of tissue: obvious cell body with multiple processes
