The Anatomy and Physiology of Animals/Skeleton Worksheet/Worksheet Answers

1. Add the labels to the diagrams of the long bone below.





2. Add the labels to the diagram of the vertebra shown below:



3. Add the labels to the diagram of the dog skeleton shown below:



4. Cross out the statements that are NOT correct.


 * The skeleton:
 * supports and protects the organs of the body
 * provides a means of locomotion
 * grows throughout the life of the animal
 * helps keep the level of calcium ions in the body constant
 * develops from the cartilage laid down in the fetus

5. True or False. If false indicate the correct answer.


 * The elbow joint is a synovial joint T
 * The patella is a compact bone F It is a sesamoid bone
 * The joints in the skull are fixed (immovable joints) T
 * Unguligrade locomotion is walking on the toenails or hoofs T
 * Flexion means increasing the angle between two bones F It is decreasing the angle of the joint.
 * The joint between the axis and the atlas is a hinge joint. F It is a pivot joint.
 * The articular surface of a joint is covered with spongy bone F It is covered in compact bone which itself has a covering of cartilage.
 * Ligaments join two bones together at a joint. T
 * Plantigrade locomotion is walking on the digits only. F It is walking on the "palms" of the fore or hindlimb.
 * The hip joint is a hinge joint. F It is ball and socket joint.