Bone and Biomechanics

Question 1

What is the basic structural unit of bone?

Answer 1

Osteon

Question 2

True or False: Bone is a static tissue that does not change over time.

Answer 2

False

Question 3

Fill in the blank: The process of bone formation is called __________.

Answer 3

Ossification

Question 4

What type of bone is dense and forms the outer layer of bones?

Answer 4

Cortical bone

Question 5

What is the primary function of the skeletal system?

Answer 5

Support, protection, movement, mineral storage, and blood cell production

Question 6

Multiple Choice: Which type of joint allows for the greatest range of motion? A) Hinge B) Ball-and-socket C) Pivot D) Saddle

Answer 6

B) Ball-and-socket

Question 7

What is the term for the cartilage that covers the ends of bones at joints?

Answer 7

Articular cartilage

Question 8

True or False: Ligaments connect muscle to bone.

Answer 8

False

Question 9

What type of connective tissue connects bones to other bones?

Answer 9

Ligaments

Question 10

Fill in the blank: The cells responsible for bone resorption are called __________.

Answer 10

Osteoclasts

Question 11

What is the name of the liquid found in synovial joints?

Answer 11

Synovial fluid

Question 12

Multiple Choice: Which of the following is NOT a type of synovial joint? A) Hinge B) Gliding C) Fibrous D) Ball-and-socket

Answer 12

C) Fibrous

Question 13

What is the primary mineral found in bone?

Answer 13

Calcium

Question 14

True or False: The femur is the longest bone in the human body.

Answer 14

True

Question 15

Fill in the blank: Bone tissue is composed of cells, fibers, and an __________ matrix.

Answer 15

Extracellular

Question 16

What are the two main types of bone tissue?

Answer 16

Cortical and trabecular bone

Question 17

Multiple Choice: Which structure is responsible for the production of blood cells? A) Yellow marrow B) Red marrow C) Cortical bone D) Periosteum

Answer 17

B) Red marrow

Question 18

What is the function of the periosteum?

Answer 18

To provide a protective layer and serve as an attachment point for tendons and ligaments

Question 19

True or False: Cartilage is more flexible than bone.

Answer 19

True

Question 20

Fill in the blank: The joint between the skull bones is an example of a __________ joint.

Answer 20

Fibrous

Question 21

What type of joint allows for rotation around a single axis?

Answer 21

Pivot joint

Question 22

Multiple Choice: Which of the following bones is part of the axial skeleton? A) Humerus B) Femur C) Vertebrae D) Scapula

Answer 22

C) Vertebrae

Question 23

What is the term for the functional unit of muscle contraction?

Answer 23

Sarcomere

Question 24

True or False: Osteoporosis is characterized by increased bone density.

Answer 24

False

Question 25

Fill in the blank: The __________ is the soft tissue that fills the medullary cavity of long bones.

Answer 25

Bone marrow

Question 26

What is the role of chondrocytes in cartilage?

Answer 26

To produce and maintain the cartilaginous matrix

Question 27

Multiple Choice: Which type of joint allows for sliding movements? A) Hinge B) Gliding C) Ball-and-socket D) Saddle

Answer 27

B) Gliding

Question 28

What is the primary function of tendons?

Answer 28

To connect muscle to bone

Question 29

True or False: The epiphyseal plate is responsible for the growth in length of long bones.

Answer 29

True

Question 30

Fill in the blank: The __________ is the tough outer covering of a bone.

Answer 30

Periosteum

Question 31

What type of load is a compression load?

Answer 31

A load that pushes material together.

Question 32

Multiple Choice: Which type of bone is more porous and lighter? A) Cortical B) Trabecular C) Compact D) Dense

Answer 32

B) Trabecular