click below
click below
Normal Size Small Size show me how
Fall341
CH 1 & 2
| Term | Definition |
|---|---|
| Apoptosis | Programmed cell death - Eliminated by phagocytosis via specialized cells -means of eliminating transient and obsolete tissues -Typically occurs at sites during folding or invagination of tissues |
| Tissues from Endoderm | -GI tract epithelium and associated glands |
| Tissues of ectoderm | -Nervous system -Sensory epithelium of eye, ear, nose -Epidermis, hair , nails -Mammary and cutaneous glands -Epithelium of sinuses, Oral and nasal cavities, intraoral glands -Tooth enanmel |
| Tissues of mesoderm | -Muscle -CT derivatives: Bone, cartilage, blood, dentin, pulp, cementum, periodontal ligament |
| Trilaminar disk | made up of 3 germ layers: ectoderm, mesoderm, and endoderm. |