chem sf 10 - AnIntroductiontoVertebrate Histology...

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An Introduction to Vertebrate  Histology
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Objectives for this Exercise Know and be able to recognize the four  major tissue types in vertebrates. Recognize specific structures and  morphology of each tissue studied. Become competent in the proper use of a  compound microscope. Have a general understanding of the  locations of the tissues and cells studied.
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An Introduction to Tissues Tissues – groups of cells similar in  structure and function 4 primary tissue types: Epithelium Connective Nervous Muscle Organs – made up of tissues Histology – study of tissues
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Epithelial tissue Where to find it: Covers the external  body surface Lines cavities and  tubules Marks off our “insides”  from our “outsides” Endocrine and  exocrine glands also  considered epithelium Functions include: Protection (respiratory) Absorption (stomach) Excretion Secretion (kidneys) Sensory reception
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Epithelial tissue Distinguishing characteristics Polarity – membranes have one free surface (apical
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chem sf 10 - AnIntroductiontoVertebrate Histology...

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