Skeletal System

Question 1

These parts make up the AXIAL skeleton.

Answer 1

The axial skeleton is composed of the skull, vertebrae and rib cage.

Question 2

This is the name of the division of the skeleton that includes all appendages and the pelvis.

Answer 2

The appendicular skeleton includes the bones of all appendages and the pelvis.

Question 3

These are the 5 functions of the skeletal system.

Answer 3

The 5 functions of the skeletal system are:

1. Protect organs
2. Produce blood cells
3. Store minerals
4. Allow movement
5. Support and structure for the body

Question 4

This is the function of cartilage.

Answer 4

The function of cartilage is to add flexibility when needed.

Question 5

Joints are classified by this property.

Answer 5

Joints are classified by the type and level of movement.

Question 6

The sutures in the skull are this type of joint.

Answer 6

Skull sutures are immovable joints because they are fused together.

Question 7

This is the function of red bone marrow.

Answer 7

Red bone marrow makes blood cells.

Question 8

This is the function of yellow bone marrow.

Answer 8

Yellow bone marrow produces fat cells.

Question 9

True or False? Spongy bond is soft & squishy.

Answer 9

False - spongy bone is porous but solid.

Question 10

This is the tough connective tissue surrounding some bones.

Answer 10

The periosteum is tough connective tissue that surrounds some bones.

Question 11

This is the name of the process that hardens bones.

Answer 11

Ossification is the process that hardens bones.

Question 12

This is how long ossification generally takes in humans.

Answer 12

Ossification takes about 20 years to complete & occurs in embryos, newborns, toddlers and teens.

Question 13

This connective tissue connects muscles to bones.

Answer 13

Tendons connect muscles to bones. Think “Achilles’s heal”.

Question 14

These are passageways that run through compact bone.

Answer 14

Haversian Canals run through compact bone to allow nerves and blood vessels to feed the bone.

Question 15

Ligaments connect these together.

Answer 15

Ligaments connect bone to bone.

Question 16

This is another name for the breastbone.

Answer 16

The sternum is also called the breastbone.

Question 17

True or False? Compact bone is important because it reduces the weight of the skeleton.

Answer 17

False - Compact bone is very dense & heavy. Spongy bone reduces weight.

Question 18

These are the tiny shock absorbing sacs found in some joints.

Answer 18

Bursae are sac that add padding to joints.

Question 19

This is the name of the lubricating fluid found in joints.

Answer 19

Sinovial fluid reduces friction in joints.

Question 20

These bones make up the palm of your hand.

Answer 20

The metacarpals are the bones found in the palm of your hand.

Question 21

A Ball and Socket joint would be classified as this type of movable joint.

Answer 21

Ball and Socket joints are FREELY movable joints.

Question 22

These are examples of a slightly movable joint.

Answer 22

The joints between the vertebrae are only slightly movable.

Question 23

These are the 2 minerals stored by bones.

Answer 23

Bones store calcium and phosphorus.

Question 24

This is the number of bones that is found in an adult human skeleton.

Answer 24

Adults have 206 bones in their skeletons.

Question 25

This is what the skeleton said when he went on a cruise.

Answer 25

“Bone Voyage!” : )

Question 26

This is what a skeleton orders at a restaurant..

Answer 26

Spare Ribs : )