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anatomy 4
| Question | Answer |
|---|---|
| Supports, protects, and binds tissues together | Connective |
| Found in the brain and spinal cord | Nervous |
| Can be simple or stratified | Epithelial |
| Specialized to contract and produce movement | Muscle |
| Simple cuboidal epithelium | One layer of squares |
| Stratified squamous epithelium | Multiple layers of flattened squares |
| Simple squamous epithelium | One layer of flattened squares |
| Skeletal | Straight across, no gaps |
| Cardiac Muscle | Gaps. downturned |
| Connective Tissue | Support, avascular, stratified/simple |
| Muscle Tissue | Movement |
| Epithelial Tissue | Cover/line |
| Nervous Tissue | Control |
| What is a tissue? | Group of cells with similar structure and function |
| Which tissue type allows stretching? | Transitional epithelium |
| What is an endocrine gland? | Ductless, diffuse into blood vessels |
| What is an exocrine gland? | Secretions empty through ducts |
| Where would squamous tissue show up in our body? | The outer skin, mouth, and esophagus |
| What does stratified squamous form? | Covers/lines body surfaces |
| Tendons and ligaments are which type of tissue? | Dense connective tissue |
| What tissue is commonly referred to as fat? | Adipose connective tissue |
| Bone is best described as which type of tissue (specifically)? | Osseous tissue |
| What are Chondrocytes | Cartilage cells |
| Which type of connective tissue is avascular? Vascular? | Avascular - cartilage Vascular - bone |
| Which tissue type can be found in hollow organs? | Smooth muscle tissue |
| What are two major functional characteristics of nervous tissue? | Irritability and conductivity |
| Damaged tissues that are repaired by the same kind of cells experience a replacement process known as... | Regeneration |
| Which type of tissue is most likely to repair itself? | Epithelial |
| What is the first stage to occur during tissue repair? | Inflamation |
| What are the 2 days tissue repair occurs? | regeneration, fibrosis |
| Involuntary or voluntary | Muscle |
| Common in glands and their ducts | Epithelial |
| Functional characteristics are irritability and conductivity | Nervous |
| Contain collagen, elastic, or reticular fibers | Connective |
| Apical surface/basement membrane | Epithelial |
| Classified as loose or dense | Connective |
| Consists of living cells surrounded by extracellular matrix | Connective |
| What does simple epithelium function in | Absorption, secretion, and filtration Very thin |
| Where is simple squamous epithelium located | Lungs, capillaries (blood vessels) Forms serous membrane that lines/covers ventral cavity organs |
| Where can you find simple cuboidal epithelium | glands/ducts, kidney tubules, ovaries |
| What does simple columnar secrete? Where is it located? | Mucus Lining of digestive tract (stomach to anus) |
| Where is psuedostratified columnar epithelium found | Respiratory tract Ciliated |
| What does stratified epithelia primarily function in | Protection |
| What does stratified squamous function in | Protective covering where friction is common |
| Where are stratified cuboidal and columnar found | Ducts of large glands |
| What is transitional epithelium composed of | Stratified squamous epithelium |
| Where is transitional epithelium found | Lining of urinary system organs |
| What are the characteristics of connective tissue | Nonliving matrix, variation in blood supply |
| What are the types of connective tissue (rigid to softest) | Bone, cartilage, dense connective, loose connective, blood |
| Has osteocytes and hard matrix of calcium salts | Bone |
| Is flexible, composed of chondrocyte, and avascular | Cartilage |
| Glassy, rubbery matrix Attaches ribs to breastbone, covers ends of long bones, trachea | Hyaline cartilage |
| Provides elasticity, outer ear | Elastic cartilage |
| Compressible, forms cushion like discs between vertebrae of spinal column | Fibrocartilage |
| Tendons, ligaments, dermis | Dense connective |
| Softer, few cells/fewer fibers Areolar, adipose, reticular | Loose connective |
| Most widely distributed tissue, glue to organs, soak up excess fluid | Areolar |
| insulates body, protects some organs, fuel storage | Adipose |
| Internal framework of organs Lymph nodes, spleen, bone marrow | Reticular |
| Surrounded by fluid matrix (blood plasma) Transport vehicle for cardiovascular system | Blood |
| Striations, multinucleate, long cylindrical shape | Skeletal |
| Striations, one nucleus, short branching cells, intercalated discs contain gap junctions | Cardiac |
| Found in stomach, uterus, blood vessels No striations, one nucleus, spindle-shaped | Smooth |
| Receive/conduct electrochemical impulses Support neuroglia, insulate, protect, support neurons | Nervous |
| Regeneration of fibrosis depends on | type of tissue damaged, severity |
| Events of tissue repair | inflammation, granulation, regeneration/fibrosis |
| Regenerate poorly | Skeletal |
| Replaced largely with scar tissue | Cardiac, nervous |
| When does nervous tissue become amitotic *lose ability to divide | after birth |
| Hyperplasia | increase in size, strongly irritated |
| Atrophy | decrease in size, no longer stimulated normally |