Tissues of the Body Flashcards

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Questions and Answers

Where in the body is stratified squamous epithelium found?

skin

esophagus

mouth

all of the above (correct)

What is the job of stratified squamous epithelium?

To protect against friction

How does the structure of stratified squamous epithelium relate to its function?

There is more than one layer of cells, so the top layer can be removed without harm.

Where in the body is simple squamous epithelium found?

Alveoli of the lungs Signup and view all the answers

What is the job of simple squamous epithelium?

Rapid diffusion Signup and view all the answers

How does the structure of simple squamous epithelium relate to its function?

There is only one layer of very flat, thin cells so oxygen, carbon dioxide, and nutrients can pass through very easily. Signup and view all the answers

What is the function of simple cuboidal epithelium?

Secretion Signup and view all the answers

What is the function of simple columnar epithelium?

Absorption Signup and view all the answers

What role do cilia have?

Moving material across the surface of the cell Signup and view all the answers

Where in the body is ciliated epithelium found?

Lining the respiratory tract, inner ear, fallopian tubes Signup and view all the answers

What is unique about transitional epithelium?

The cells are able to change shape: stretch and recoil Signup and view all the answers

How does the structure of transitional epithelium relate to its function?

The cells can go from being stratified squamous to round and circular. Signup and view all the answers

How is epithelial tissue classified?

By the shape of the cell and the number of layers Signup and view all the answers

What is intercellular material?

All the material between cells including waste, hormones, proteins, nutrients, gasses, and water. Signup and view all the answers

How much intercellular material does epithelial tissue have?

None Signup and view all the answers

How much intercellular material does connective tissue have?

Lots Signup and view all the answers

Identify these cells: stratified squamous

stratified squamous epithelium Signup and view all the answers

Identify these cells: simple cuboidal

simple cuboidal epithelium Signup and view all the answers

Identify these cells: simple columnar (ciliated)

ciliated simple columnar epithelium Signup and view all the answers

Identify these cells: transitional epithelium

transitional epithelium Signup and view all the answers

Identify these cells: areolar connective

areolar connective tissue Signup and view all the answers

Identify these cells: blood

blood cells Signup and view all the answers

Identify these cells: bone

bone cells Signup and view all the answers

Identify these cells: adipose (fat)

adipose tissue cells Signup and view all the answers

Identify these cells: hyaline cartilage

hyaline cartilage cells Signup and view all the answers

Identify these cells: skeletal muscle

skeletal muscle cells Signup and view all the answers

Identify these cells: cardiac muscle

cardiac muscle cells Signup and view all the answers

Identify these cells: smooth muscle

smooth muscle cells Signup and view all the answers

Identify these cells: neuron

neuron cells Signup and view all the answers

What are three functions of nervous tissue?

Sense, process, respond Signup and view all the answers

Where is skeletal muscle found in the body?

Attached to bones Signup and view all the answers

Where is cardiac muscle found in the body?

Heart Signup and view all the answers

Where is smooth muscle found in the body?

Hollow organs Signup and view all the answers

Identify 3 characteristics of skeletal muscle:

Striations, voluntary control, multinucleate Signup and view all the answers

Identify 3 characteristics of cardiac muscle:

Striations, involuntary control, intercalated disks Signup and view all the answers

Identify 3 characteristics of smooth muscle:

No striations, involuntary control, tapered cells Signup and view all the answers

What is a tendon?

A piece of dense connective tissue that joins a muscle with a bone Signup and view all the answers

What is a ligament?

A piece of connective tissue that joins two bones Signup and view all the answers

How is the structure of bone tissue related to its function?

Bone is the hardest tissue in the body; the cells are spread far apart and the space between them is loaded with a very strong calcified matrix. Signup and view all the answers

Study Notes

Epithelial Tissue Types and Functions

Stratified Squamous Epithelium: Found in areas like skin, esophagus, and mouth; protects against friction.
Simple Squamous Epithelium: Located in alveoli of lungs and capillaries; facilitates rapid diffusion due to its thin structure.
Simple Cuboidal Epithelium: Functions primarily in secretion.
Simple Columnar Epithelium: Specializes in absorption.
Ciliated Epithelium: Found in the respiratory tract and fallopian tubes; cilia help move materials across surfaces.
Transitional Epithelium: Capable of changing shape; accommodates organs like the bladder that fill and empty.

Structure and Function Relationship

The multiple layers in stratified squamous epithelium allow specific top layers to slough off without harm while providing friction protection.
Simple squamous epithelium's single layer of flat cells promotes gas and nutrient diffusion.
Transitional epithelium's ability to change from stratified to round shapes supports its role in organs that undergo volume changes.

Epithelial Tissue Classification

Classified by cell shape (squamous, cuboidal, columnar) and the number of layers (simple, stratified).

Intercellular Material

The term refers to substances between cells, including waste, hormones, proteins, nutrients, gases, and water.
Epithelial tissue contains minimal intercellular material, while connective tissue has a significant amount.

Types of Connective Tissue

Areolar Connective Tissue: Provides loose, flexible support.
Blood: Transports necessary substances and cells.
Bone: The hardest tissue, characterized by a calcified matrix which supports body structures.
Adipose Tissue: Stores fat and provides cushioning.
Hyaline Cartilage: Offers support while allowing some flexibility.

Muscle Tissue Types and Characteristics

Skeletal Muscle: Attached to bones, features striations, is under voluntary control, multinucleate, and cylindrical.
Cardiac Muscle: Found in the heart, exhibits striations, involuntary control, intercalated disks, uninucleate, and branching cells.
Smooth Muscle: Present in hollow organs, lacks striations, is involuntary, and has tapered cells.

Nervous Tissue Functions

Responsible for sensing, processing information, and initiating responses.

Connective Tissue Functions

Tendons: Connect muscles to bones.
Ligaments: Join two bones together.

Bone Structure and Function

Characterized by its hardness; the cells are spaced far apart, surrounded by a strong calcified matrix that enhances structural integrity.

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Description

Test your knowledge on various tissues in the human body with these flashcards. Delve into the properties and functions of stratified squamous epithelium, and where it can be found. Perfect for students in anatomy or biology classes.