johns tissue presentation
TRANSCRIPT
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Tissues
• 4 types of tissues in the human body: Epithelial, connective, muscle, nerve
Epithelial Tissue Connective Tissue Muscle Tissue Nerve Tissue Credits
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Epithelial Tissue
• Almost entirely made up of cells and can regenerate by cell division
Simple Epithelial Stratified Epithelial Home
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simple epithelial
• simple means 1 layer of cells
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stratified epithelial
• stratified means more than 1 layer
Home Stratified cubodial Stratified squamous Stratified columnar Pseudo stratified columnar transitional
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pseudo stratified columnar
• pseudo stratified columnar nuclei are seen at different layers
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Stratified Squamous
• outer layer of skin and the esophagus and mouth.
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Stratified Cubodial
• Found in some sweat glands and mammary glands
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Stratified columnar
• found in the male urethra, pharynx and some granular ducts.
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Transitional
• lines the urethra, uterus and the bladder
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connective tissue
• Has 2 separate categories that are then divided into 5 subcategories.
• Connective tissue attaches bones to bones and muscles to bones.
Home connective tissue: bone Connective tissue: blood Connective tissue: cartilage connective tissue proper: dense irregular connective tissue proper: dense regular
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connective tissue bone
• supports, protects and provides levers for muscle to become active
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Connective tissue: blood
• made of red and white cells in a fluid matrix.
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Connective tissue: cartilage
• 3 separate categories of cartilage
Home elastic cartilage hyaline cartilage fibro cartilage
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hyaline cartilage
• found in trachea, the ends of long bones, nose, and larynx
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elastic cartilage
• supports epiglottis and ears
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fibro cartilage
• found in the knee joint, intervertebrael discs and the pubic symphysis
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connective tissue proper: dense regular
• found in ligaments, tendons, euroses
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connective tissue proper: dense irregular
• found in fibrous organ capsules, the dermis, and the sub mucosa of the digestive tract.
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Muscle
• Divided into Skeletal muscle, cardiac muscle, and smooth muscle.
• Helps the body’s skeletal system move
Home skeletal muscle smooth muscle cardiac muscle
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skeletal muscle
• found in muscles that attach to bones and skin
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Cardiac muscle tissue
• found in the walls of the heart
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smooth muscle tissue
• found in the walls of hollow organs
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Nervous tissue
• found in brain, spinal cord, and peripheral nerves
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Credits
• This presentation was brought to you by John Peters!!!!