Study Guide for Unit 2: Cells & Histology

1. Complete the following chart:

2. Describe the structure of the cell membrane and draw a picture. 3. What is diffusion? 4. Why does diffusion occur? 5. What is osmosis? 6. What is equilibrium?

7. Do molecules continue to cross the membrane once molecules are in equilibrium? 8. How can a membrane be semipermeable? 9. What is Passive Transport? (Describe direction of movement & energy requirements) Give 3 examples. 10. What is Active Transport? (Describe direction of movement & energy requirements) Give 3 examples.

Organelle Organelle Function

Ribosome

Site of protein synthesis, transports proteins to the Golgi bodies

Smooth Endoplasmic Reticulum

Nucleus

Modifies, packages, and labels proteins

Picture of cell Membrane:

Histology 1. What is histology?

2. What is a tissue?

Tissue Type Function 1. 2. 3.

3. What are the 4 types of tissues and the functions?

4. 4. Describe simple epithelial tissue and draw a picture.

5. Describe stratified epithelial tissue and draw a picture.

6. Describe columnar epithelial tissue and draw a picture.

7. What is the function of the cilia found in the epithelium cell?

8. What are the 4 main types of connective tissues?

1. 3. 2. 4.

9. What are the functions of connective tissue?

10. Where is loose connective tissue found and what is its function?

11. What type of tissue is adipose tissue?

12. What are the 3 types of cartilage?

1. 2. 3.

13. What type of cartilage is found on the nose?

14. What type of cartilage is found in the outer ear?

15. What are the 2 types of bones?

1. 2.

16. Where are blood cells made?

17. What are the 3 types of muscular tissue?

1. 2. 3.

18. What is the function of muscular tissue?

19. Which type of muscle is voluntary?

20. Which type of muscle is involuntary?

21. Where are cardiac muscles found?

22. What are neurons?

23. Where is nervous tissue found?

24. Label the structures on the neuron: Dendrites, axon, cell body, nucleus, axon terminals, node

25. Be able to identify the types of tissues in the picture to the right. 26. Chondrocyte cells are found in _______________. 27. The ______________ _______________ of epithelial tissues attaches cells to underlying tissues. 28. What are 2 examples of fibrous dense fibrous connective tissues? 1) 2) 29. The matrix determines the properties of the _______________ tissue.