Tissues Office 2003
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Transcript of Tissues Office 2003
![Page 1: Tissues Office 2003](https://reader033.fdocuments.us/reader033/viewer/2022042614/55a1442b1a28aba1048b4668/html5/thumbnails/1.jpg)
Tissues
Groups of CellsSimilar in StructurePerform common or related functions
Muscle Neurons Epithelia Connective Credits
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Muscle Tissue
Highly Cellular Vascular Composed of
Myofilaments Responsible for a
lot of the body’s movement
Smooth Cardiac Skeletal
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Skeletal Muscle
Packed by Tissue sheets into organs
Made of long, cylindrical cells
Help with voluntary movement
Attached to bones and occasionally skin
Smooth Cardiac Muscle
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Cardiac Muscle
Found in the wall of the heart
Has contractions Uninucleic Have branching cells
that fit tightly together Made up of titrations
Smooth Muscle Skeletal
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Smooth Muscle
No visible titrations Spindle shaped Contain closely
aligned cells which form sheets
In the walls of hollow organs
Muscle Cardiac Skeletal
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Epithelial Tissue
Covers body’s surface Forms the outer layer
of the skin Lines the open cavities
of the systems Covers walls and
organs
Simple stratified
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Simple Epithelial
Composed of a single layer
Typically found where absorption and filtration occurred
Thin epithelial barrier
Simple squamous Simple columnar Simple cuboidal Psuedostratified
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Simple Squamous Epithelial Tissue
Flattened Laterally Disc shaped central
nuclei Simplest of epithelia Found in many body
parts
Epithelial Simple columnar Simple cuboidal Psuedostratified
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Simple Columnar Epithelial Tissue
Single layer of tall cells
Round to oval nuclei
Some cells bear cilia
May contain mucus
Simple squamous Epithelial Simple cuboidal Psuedostratified
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Simple Cuboidal Epithelial Tissue
Consists of a single layer of cells
Tall wide Spherical central
nuclei
Simple squamous Simple columnar Epithelial Psuedostratified
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Pseudostratified Columnar Epithelial
Single layer of cells
Different heights Some do not
reach free surface
Simple squamous Simple columnar Simple cuboidal Epithelial
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Stratified Epithelial Tissue
Contain 2 or more layers
More durable than simple epithelial tissues
Major role is protection
Stratified Squamous Stratified Columnar Stratified Cuboidal Transitional
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Stratified Squamous Epithelial Tissue
Most widespread of the epithelial tissues
Composed of many thick layers
Protects the body
Epithelial Stratified Columnar Stratified Cuboidal Transitional
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Stratified Cuboidal Epithelial Tissue
Rare in the body Found in the ducts
of some of the larger glands
Have 2 layers of cuboidal cells
Stratified Squamous Stratified Columnar Epithelial Transitional
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Transitional Epithelial Tissue
Resembles stratified squamous
It has basal cells Dome shaped or
squamous depending
Stratified Squamous Stratified Columnar Stratified Cuboidal Epithelial
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Connective Tissue
Found everywhere in the body
Consists of 4 types Has an extra
cellular matrix
Proper Cartilage Bone Blood
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Proper Connective Tissue
Divided into 2 subclasses
Includes areolar, adipose, and reticular
Areolar Adipose Reticular Dense Regular Dense Irregular
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Areolar Connective Tissue
Support and bind other tissues
Hold body fluids Stores nutrients
and fat Made of a gel like
matrix
Connective Adipose Reticular Dense Regular Dense Irregular
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Adipose Connective Tissue
Good at storing nutrients
Made of closely packed adipocytes
Provides reserve food fuel
Supports and protects organs
Areolar Connective Reticular Dense Regular Dense Irregular
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Reticular Connective Tissue
Has reticular fibers There are reticular
cells and fibroblasts are scattered along matrix
Supports many free blood cells
Areolar Adipose Connective Dense Regular Dense Irregular
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Dense Regular Connective Tissue
Mainly consists of fibers
Closely packed bundles of collagen
Makes up tendons and ligaments
Areolar Adipose Reticular Connective Dense Irregular
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Dense Irregular Connective Tissue
Found in body where tension is exerted
Found in skin Forms joint capsules Fibrous coverings
around some organs
Areolar Adipose Reticular Dense Regular Connective
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Cartilage
Can stand up to tension and compression
Tough but flexible Lacks nerve fibers Made of 80% water Vascular and aging
cartilage
Hyaline Elastic Fibro Cartilage
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Hyaline Cartilage
Most abundant Contains large
numbers of fibers Provides support Found in the
embryonic skeleton
Cartilage Elastic Fibro Cartilage
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Elastic Cartilage
Many elastic fibers Found where
stretch and strength are needed
Forms external ear and epiglottis
Hyaline Cartilage Fibro Cartilage
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Fibro Cartilage
Has a matrix similar to hyaline cartilage
Made of thick collagen fibers
Absorbs compressive shock
Hyaline Elastic Cartilage
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Bone (Osseous Tissue)
Support body structure
Stores fat Many collagen
fibers Supports and
protects minerals
Proper Cartilage Connective Blood
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Blood
Develops from mesenchyme
Consists of blood cells
Surrounded by non-living
Located with blood cells
Proper Cartilage Bone Blood
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Nervous Tissue
Main component of nervous system
Purpose is to regulate and control body functions
Made of neurons Found in the brain
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Credits
Pictures from:-Flickr.com-Roxanne McKinley
Slide Show by:-Roxanne McKinley
Sounds by:-Roxanne McKinley