musculoskeletal system

Question 1

Which bones are really tough to break?

Answer 1

the skull and femur.

Question 1

How many pounds of pressure does it take to break the average bone?

Answer 1

10-16 pounds.

Question 2

What are some of the vital functions of the system?

Answer 2

giving the body its form, assisting with bodily movements and producing new blood cells.

Question 3

Why is the bones storing calcium helpful?

Answer 3

it provides the bones their hardness.

Question 4

What is the largest bone?

Answer 4

the thighbone or femur.

Question 5

What is the largest joint in the body?

Answer 5

the knee.

Question 6

How big is the femur in adults?

Answer 6

20 inches.

Question 7

What are some long bones?

Answer 7

clavicle, humerus, radius, tibia, fibula and metatarsals.

Question 8

What are some short bones?

Answer 8

carpals and tarsals.

Question 9

What are flat bones?

Answer 9

spatula, sternum and ribs.

Question 10

What are sesamoid bones?

Answer 10

special, formed in ligament where stress occurs, patella.

Question 11

What are irregular bones?

Answer 11

irregularly shaped, vertebra, sacrum and coccyx.

Question 12

What are cranial bones?

Answer 12

frontal bone, parietal bone, sphenoid bones, ethmoid bones, temporal bones, occipital bone.

Question 13

What are facial bones?

Answer 13

nasal bone, lacrimal bone, zygomatic bone, inferior nasal conchae, vomer, maxilla, mandible.

Question 14

What does fibrous mean?

Answer 14

immoveable.

Question 15

What does cartilaginous mean?

Answer 15

semi moveable.

Question 16

What does synovial mean?

Answer 16

freely moveable.

Question 17

What does the skeleton do?

Answer 17

supports the muscles, blood vessels and nerves of the body and protects the organs.

Question 18

What are the joints?

Answer 18

where one bone meets another.

Question 19

What do muscles do?

Answer 19

allow various parts of the body to move.

Question 20

What do ligaments do?

Answer 20

hold moveable joints together.

Question 21

What do tendons do?

Answer 21

hold muscle to the bone.

Question 22

What are ligaments?

Answer 22

dense fibrous connective tissue.

Question 23

What are tendons?

Answer 23

dense connective tissue continuous.

Question 24

What are muscles?

Answer 24

highly specialised to create force.

Question 25

What are bursae?

Answer 25

flattened fibrous sacs lined with synovial membrane containing a thin film of synovial fluid.

Question 26

What are the three types of muscular tissue?

Answer 26

skeletal, cardiac and visceral smooth muscle.

Question 27

What are some muscle functions?

Answer 27

produces movement, maintain posture and body position, stabilising joints and generating heat.

Question 28

What are some back muscles?

Answer 28

multifidus, erector spinae, spinalis and latissimus dors.