Body Systems WebQuest!
System: The Integumentary System
Go to the following website and read about this system. Use what you’ve read to help you answer the questions below.
http://www.innerbody.com/anatomy/integumentary
1. What is the major organ of the integumentary system? Skin
2. Approximately how much surface area does this organ cover? 20 square feet
3. What are the 3 layers within this organ?
-epidermis
-dermis
-hypodermis
4. List 4 accessory structures found within this system.
- hair
- nails
- exocrine glands
-skin
5. What are the main functions of this system?
Forms the body’s outer covering and protects the body from chemicals, disease, UV light and
physical damage
6. Define the following in your OWN WORDS:
a) keratinization: new cells form in the epidermis and old cells shift upward and die
b) vitamin D synthesis: it is the changing of Vitamin D from its inactive for to its active form
c) cutaneous sensation: it is a sensation in the skin
7. What is the main function of both skeletal and muscular systems? Muscles serve to move
substances throughout the body and the movement of the body. The skeletal is to support and
protect
8. Approximately how many muscles are there in our bodies? 600
9. Bones? 206
10. What type of muscle makes up the heart and why do you think this is so? myocardium
11. What other body system plays a direct role in moving muscles? __Skeletal muscles connect to
the bones and work with connective tissue to allow movement._
Nervous System:
Watch the following video to help you answer the questions.
http://www.gamequarium.org/cgi-bin/search/linfo.cgi?id=3770
12. Why is the nervous system like a “telegraph”?
13. What are the 2 parts of the Central Nervous System (CNS)?
14. What is the peripheral nervous system?
15. What functions are controlled by the autonomic nervous system?
Cardiovascular System
Watch the following video to help you answer the questions.
http://www.nlm.nih.gov/medlineplus/ency/anatomyvideos/000023.htm
16. What are the main components of the cardiovascular system?
17. How much blood does the average adult contain? _______________
18. What is the main function of blood?
19. What are the different components of blood?
Respiratory System
http://www.fi.edu/learn/heart/systems/respiration.html
20. What is the main function of the respiratory system? Supply blood with oxygen
21. What organs are involved in carrying out these functions? Mouth, nose, trachea, lungs and
diaphragm
22. What are the differences between the systemic and pulmonary circuits? (click on these tabs in
the menu on the right) systemic supplies nourishment to the tissue pulmonary is the movement
of blood from the heart to the lungs and back to the heart again
Digestive System
Read the following article and answer the questions.
http://www.innerbody.com/image/digeov.html
23. What is the purpose of the digestive system? Converts food into energy and basic nutrients to
feed the entire body
24. What are the main organs of the alimentary canal? Oral cavity, pharynx, esophagus, stomach,
small intestines and large intestines
25. List the accessory organs of the digestive system and explain why they are called “accessory”.
Teeth, tongue, salvary glands, liver, gallbladder and pancreas. To break down food into
smaller parts for further digestion
26. Define the term “peristalsis” and explain why it is important. Involuntary constriction and
relaxation of the muscles of the intestine or another canal. It completes the process of
digestion.
Urinary System
http://www.livescience.com/27012-urinary-system.html
27. What is another name for the urinary system? ___renal system_____________________
28. What is the purpose of the urinary system? Produces, stores and eliminates urine (fluid waste)
29. Give some examples of factors that can affect the amount of urine excreted each day.
Perspiring and breathing, medications and certain beverages
30. What are the main components of the urinary system? Kidneys, ureters, bladder and urethra
31. Name main functional unit of the urinary system. bladder
32. How are you able to control urination? Muscles blocking off opening of bladder
*For the following systems, briefly explain the main function of each system and list the organs
found in them. You may use one of the websites we have already been to or research on your own.*
Endocrine System
33. Function: release hormones and balance them
34. Organs: Hypothalamus, pituitary gland, pancreas, pineal gland, thyroid gland, adrenal gland
and ovaries or testes
Lymphatic System
35. Function: collect and transport tissue fluids from the intercellular spaces back to veins
36. Organs: thymus, spleen, tonsils, appendix
Reproductive System (Male & Female)
37. Function: produce egg and sperm cells, transport and sustain these cells, nurture developing
offspring and produce hormones
38. Organs: testicles, penis, duct system and accessory glands /vagina, uterus, ovaries and
fallopian tubes