1. Recognizing Cells

2. A. Somatic Body Cells 1. Trillions of cells in a human body.
2. Over 200 different types of cells.
3. Shapes go with their functions.

3. B. Types of Cells 1. Fibroblast a. Found in Connective Tissue
b. Makes collagen
c. Secretes proteins to make fibers
d. Elongated with many ER.

4. Fibroblast

5. B. Types of Cells 2. Erythrocte(red blood cell)
a. Carries oxygen in blood
b. Disk shape
c. It has no cell organelles

6. Red Blood Cells

7. B. Types of Cells 3. Epithelial Cell
a. Form surfaces like mouth or skin
b. Hexagonal shape
c. Has fibers which resist tearing
d. Form compact layers

8. Epithelial Cell

9. B. Types of Cells 4. Smooth Muscle Cell a. Can contract
b. Long pointed cells
c. Move muscles around organs

10. Smooth Muscle

11. B. Types of Cells 5. Fat Cell a. Formed by a fat droplet b. Stores fat
c. Round, little room for organelles

12. Fat cell

13. B. Types of Cells 6. Macrophage a. Cell found in blood
b. Engulf debris, viruses, bacteria
c. Has pseudopodia extensions for
moving

14. Macrophage

15. B. Types of Cells 7. Nerve Cell (neuron) a. Has dendritic extensions
b. Transmits electrical impulses
c. Covered in an insulating plasma
membrane

16. Neuron

17. B. Types of Cells 8. Goblet Cell a. Found in the stomach
b. Secrete substances that make
mucus
c. Protect the stomach from acids

18. Goblet Cell

19. B. Types of Cells 9. Osteocyte a. Found in bones
b. Control new bone formation
c. Regulator of phosphate
metabolism

20. Osteocyte

21. B. Types of Cells 10. Chief Cell a. Makes pepsinogen to help digest
proteins
b. Produces lipase to aid in digesting
triglycerides
c. Found in the stomach lining

22. Chief Cell

23. C. Sex Cells 1. Cells made by either testes or ovaries
2. Called Gametes
3. Have half the number of chromosomes as somatic cells

24. D. Types of Sex Cells 1. Egg a. Produced by females
b. Largest cell in the body
c. Has and abundance of cell organelles
d. Has half the chromosomes to produce
and offspring

25. Egg Cell

26. D. Types of Sex Cells 2. Sperm a. Produced by ales
b. Has a flagella to aid in movement
c. Has and abundance of mitochondria
d. Has half the chromosomes to produce
and offspring

27. Sperm