Station 1: Anatomy & Physiology Revealed

Module 3: Tissues

Make Sure to CLICK TAGS ‘ON' for Histology Views

A. Animation: Epithelial Tissue Overview

1. What does epithelium mean?
2. What is the purpose for your body to have epithelium?
3. How are epithelial cells classified?
4. What is the difference between simple and stratified?
5. Where might you find keratinized stratified epithelium?
6. Which part of the epithelial cell will increase absorption?
7. What are the four types of intercellular junctions?
8. What are connexons?

B. Histology: Epithelial tissue - simple squamous

1. What does ‘simple squamous' mean?
2. Does the term ‘simple stratified' exist? Why or why not?
3. Name the locations where you will find simple cuboidal?
4. What is the difference between a cuboidal and a columnar cell?
5. What is the function of the cilia that is attached to the columnar cell?
6. Draw an example of each cell:

Simple Squamous

Stratified Cuboidal

Simple Columnar

C. Histology: Epithelial tissue - stratified squamous

1. What is the function of the keratinized squamous layer?
2. Name a location where you will find keratinized squamous cells.

D. Animation: Connective Tissue Overview

1. What two substances that makes the matrix?
2. Difference between loose and dense connective tissue?
3. Areolar tissue is a subcategory of what type of connective tissue?
4. Dense regular tissue help form
5. Where might you find hyaline cartilage?

E. Histology: Connective tissue proper - loose

1. What is the function of elastic fiber in areolar tissue?
2. What type of cells are adipocytes?
3. True or False: Adipose tissues contain a peripherally-located nucleus in their cells
4. True or False: Reticular tissue is greatly involved in the lymphatic system.

F. Histology: Connective tissue proper - dense

1. True or False: Dense tissue has more ground substance than loose.
2. Why is dense regular tissue used for tendons and ligaments?
3. How does the arrangement of fibers differ in dense regular vs. dense irregular tissue?
4. What is the function of elastic tissue in the tunica media of an elastic artery?
5. Draw the following

Dense regular

Dense irregular

Adipose Tissue

G. Histology: Supporting connective tissue - cartilage

1. What is the purpose of a lacuna?
2. What type of cell is a chondrocyte?

H. Histology: Supporting connective tissue - bone

1. What is an osteocyte?
2. What is the structural unit of bone?
3. True or False: Compact bone is the outer portion and the spongy bone is inner

I. Histology: Fluid connective tissue - blood

1. What type of cell has the kidney shaped nuclei?
2. Red blood cells are also known as
3. Why do you think the center of the erythrocyte is light in color?
4. What is the function of platelets?
5. What is the function of white blood cells?

J. Animation: Muscle Tissue Overview

1. What type of fibers form muscle tissue?
2. Which type of muscle tissue is usually attached to bones?
3. Describe the perimysium.
4. Each myofibril is composed of what type of bundles?
5. What type of tissue forms a covering around the muscle fibers?
6. What organ is cardiac muscle is found in?
7. True or False: Intercalated discs are a unique feature to all muscle tissue.
8. Where is smooth muscle tissue located?
9. Describe the shape of a smooth muscle cell.

K. Histology: Muscle tissue - skeletal muscle

1. Describe what the dark band represents.
2. Describe what the light band represents.

L. Histology: Muscle tissue - cardiac muscle

1. What is the function of an intercalated disc?
2. Draw the following

Skeletal Muscle

Cardiac Muscle

M. Histology: Muscle tissue - smooth muscle

1. Smooth muscle fiber is also known as

N. Animation: Nervous Tissue Overview

1. What are the two types of cells that compose nervous tissue?
2. What is the purpose of an axon?
3. What are the four types of glial cells?
4. True or False: Schwann cells are found in the CNS.
5. Describe the blood-brain barrier.
6. Which glial cell plays an important role in the production and circulation of CSF?
7. When are microglia activated?
8. Which type of PNS cell myelinate the axons?

O. Histology: Nervous tissue - nervous

1. Draw a neuron
Label the axon, cell body, and dendrite