Question | Answer |
cutaneous membrane | Skin |
epidermis | Epithelium covering the surface of the skin |
dermis | The connective tissue layer beneath the epidermis of the skin |
hypodermis | The layer of loose connective tissue below the dermis |
melanin | The yellow-brown pigment produced by the melanocytes of the skin |
carotene | A yellow-orange pigment, found in carrots and in green and orange leafy vegetables, that the body can convert to Vitamin A |
cyanosis | A bluish coloration of the skin due to the presence of deoxygenated blood in vessels near the body surface |
rickets | Develops in children who are not exposed to enough sunlight and whose diet does not include vitamin D3 |
sebaceous glands | Glands that secrete sebum; normally associated with hair follicles |
apocrine secretion | A mode of secretion in which the glandular cell sheds portions of its cytoplasm |
merocrine secretion | A method of secretion in which the cell ejects materials from secretory vesicles through exocytosis |
lunula | Pale arched area on fingernail |
keloid | Raised thickened mass of scar tissue |
granulation tissue | Combination of blood clot, fibroblasts and an extensive capillary network |
basal cell carcinoma | The most common form of skin cancer |
squamous cell carcinoma | Second most common form of skin cancer |
dermal papillae | Increase the surface area for attachment, firmly binding the epidermis to dermis |
dendritic cells | cells found in germinal centers of the lymphoid follicules of the spleen and lymph nodes; contain Fc receptors able to trap antigen bound to antibodies |
Malignant melanoma | Most serious form of skin cancer, melanocytes grow rapidly and metastasize through the lymphatic system |
arrector pili | Smooth muscles whose contractions force hairs to stand erect |