Study Guide for Skeletal System Test
Mrs. Ashley
Name _________________________________________________
Please complete for homework, due January 15. The test on the skeletal system will also be on the 15th
after we go over the answers to this study guide. This assignment will count as a homework grade.
Use the resources on the teacher website and the PowerPoint lecture handout from class:
pnwboces.schoolwires.net to help you complete this assignment.
1. Distinguish between the appendicular skeleton and the axial skeleton>
2. How many bones are in the adult skeleton? _________
3. What are five functions of the skeletal system?
a.
b.
c.
d.
e.
4. Give the definitions for the following and give and example of each:
a. cartilage
b. long bone
c. short bone
d. sesamoid bone
e. flat bone
f. irregular shaped bone
5. The infant skeletal system has fontanels. What are the functions of these in the infant body?
6. The vertebral column is made up of the following. Please describe the appearance of each and the
location on the body relative to each other.
a. coccyx
b. cervical vertebrae
c. lumbar vertebrae
d. sacrum
e. lumbar vertebrae
7. When looking to identify the radius and ulna, how will you know which bone is which on the lower
arm?
8. When looking to identify the tibia and the fibula, how do you know which bone is which in the lower
leg?
9. How many vertebrae are in the adult human body? _________
10. Ribs: How many are there? ________ What is the difference between true ribs and false ribs?
What is the purpose of the costal cartilage?
What is the name for the ribs that are not attached to cartilage and are lowest in the body?
___________________________________________
11. What is the name of the structure that is where the growth of bones occur? ___________________
12. What are five things that help in bone development?
a.
b
c
d
e
13. What is the difference between red marrow and yellow marrow?
14. There are two main bone textures or structures: compact bone and spongy bone. What is the
function of each?
spongy bone
compact bone
15. The skeletal system does have many diseases. List 5 different diseases or injuries and how they are
treated.
a
b
c
d
e
16. What is a compound fracture?
17. What fracture is most often seen in sports injuries?