CXC CSEC exam guide: Human and Social Biology - Section B: Life Processes: Unit 4: The Skeletal System

CXC Human and Social Biology exam guide: Life processes Unit 4

CXC CSEC exam guide: Human and Social Biology



UNIT 4: The Skeletal System  

Specific Objectives

Students should be able to:


Explanatory notes


identify the major bones of the skeleton;

cranium, clavicle, scapula, vertibral column, humerus, radius, ulna, rib cage, sternum, pelvic girdle, femur, tibia, fibula.


relate the structure of the skeleton to its function;


movement, protection, support, breathing, production of blood cells.



relate the structure of a typical bone to its functions; 

diagram of long bone required (internal view).



distinguish between bone and cartilage;

Comparison of characteristics of bone and cartilage.


5. explain the importance of cartilage;


6. distinguish between tendons and ligaments;

Comparison of characteristics and functions of tendons and ligaments.



identify a hinge joint, fixed joint and a ball and socket joint;

Diagrams required.

Definition of the term joint; location of joints.


8. describe movement in the hinge and ball and socket joints;

Diagrams required; thickness of walls, size of lumen, presence or absence of valves.

9. identify the biceps and triceps of the upper arm;

Diagrams required;

points of origin (location and definition);

points of insertion (location and definition)


10. explain how skeletal muscles function in the movement of a limb;

Diagrams required;

the role of antagonistic muscles in the development of limbs;

effect of exercise - muscle tone.

11. explain the importance of locomotion to man;



12. evaluate the factors which adversely affect the skeletal system.

Include posture and poor footwear.

Average: 5 (4 votes)
Your rating: None
riana's picture
riana (not verified)
I feel like I've been reading

I feel like I've been reading but seems to be sticking. Is the Human and Social Biology exam paper 2 May 6th or 7th?

Post new comment

The content of this field is kept private and will not be shown publicly.
  • Web page addresses and e-mail addresses turn into links automatically.
  • Allowed HTML tags: <a> <em> <strong> <cite> <code> <ul> <ol> <li> <dl> <dt> <dd>
  • Lines and paragraphs break automatically.

More information about formatting options

This question is for testing whether you are a human visitor and to prevent automated spam submissions.
Enter the characters shown in the image.