histology Flashcards
Tissue
A group of similar cells working together to perform common functions.
Nervous Tissue Characteristics
Cell body
Axon
Dendrites
Nervous Tissue Function
Sense stimuli
Send electrical impulses
Nervous Tissue Locations
Brain
Spinal cord
Nerves
Muscle Tissue
Skeletal, Cardiac, and Smooth
Skeletal Muscle Tissue Characteristics
Visible striations
Multiple nuclei
Skeletal Muscle Tissue Functions
Movement
Maintain Posture
Skeletal Muscle Tissue Locations
Attached to skeleton by tendons
Cardiac Muscle Tissue Characteristics
Large number of mitochondria
Visible striations
Intercalated discs
Cardiac Muscle Tissue Functions
Heart contractions
Cardiac Muscle Tissue Locations
Heart
Smooth Muscle Tissue Characteristics
Uninucleate
Smooth
Smooth Muscle Tissue Functions
Move substances around body
Smooth Muscle Tissue Locations
Digestive organs
Respiratory organs
Blood vessels
Bladder
Uterus
Epithelial Tissue
Classification based on cell shape and number of layers.
Simple Squamous Epithelium Characteristics
Single layer
Thin, flattened cells
Simple Squamous Epithelium Functions
Diffusion
Filtration
Simple Squamous Epithelium Locations
Air sacs of lungs
Blood and Lymph Vessels
Simple Columnar Epithelium Characteristics
Single layer
Longer than they are wide