Chapter 5 - Skeletal Anatomy

Question 1

Name 2-3 Functions of the Skeletal System

Answer 1

1. Support - Provides support by providing a framework that allows upright posture
2. Movement - Allows movement by providing a rigid lever system for muscle attachment across joints.
3. Protection - Protects vital organs and soft tissues

Question 2

What do muscles attach to?

Answer 2

Tendons

Question 3

What do tendons attach to?

Answer 3

Bones

Question 4

The average human has how many bones?

Answer 4

206

Question 5

How many bones are babies born with?

Answer 5

270

Question 6

When landed on this card, label the skeleton

Question 7

Are the spine and ribs part of the Axial Skeleton or the Appendicular skeleton?

Answer 7

Axial Skeleton

Question 8

What are the four classifications of bones?

Answer 8

1. Long Bones
2. Short Bones
3. Irregular bones
4. Flat Bones

Question 9

Name 3-4 bones that would be classified as Long Bones?

Answer 9

1. Femur
2. Humerus
3. Ulna
4. Radius

Question 10

Name the bones that would be classified as Short Bones?

Answer 10

1. Tarsals
2. Carpals

Question 11

Name 2-3 bones that would be classified as Falt Bones?

Answer 11

1. Ribs
2. Scapula

Question 12

Name 2-3 bones that would be classified as Irregular Bones?

Answer 12

1. Ischium
2. Pubis
3. Vertebrae

Question 13

Draw and label, the diagram of all three planes of movement

Answer 13

Check the textbook for answers

Question 14

Name and describe the three Important Synovial Joints

Answer 14

1. Hinge Joint - Allows for movement in 1 direction or plane of motion
2. Condyloid Joint - Allows for movement in 2 directions or planes of motion
3. Ball and Socket Joint - Allows for movement in 3 directions or planes of motion

Question 15

Define Medial and Lateral

Answer 15

Medial: Closer to the Midline

Lateral: Further away from the midline

Question 16

Define Supine and Prone

Answer 16

Supine: Stomach is facing up

Prone: Stomach is facing down

Question 17

Define Plantar and Dorsal Side

Answer 17

Plantar: The bottom base of the foot

Dorsal side: The top of the foot

Question 18

Define Proximal and Distal

Answer 18

Proximal: The end of the bone or muscle that is closer to the midline

Distal: The end of the bone or muscle that is further from the midline

Question 19

Define Flexion, Extension, and Hyperextension

Answer 19

1. Flexion: The joint angle becomes smaller
2. Extension: The joint angle becomes larger
3. Hyperextension: Movement that occurs beyond the range of motion (ROM)

Question 20

Name 3-4 bones of each Skeleton - Axial and Appendicular

Answer 20

Axial - Skull, Thorax, and Vertebrael Colum

Appendicular - Tibia, Fibula, Ulna, Radius, Femur, and Humerus

Question 21

What three systems control the Spinal Stabilization system?

Answer 21

1. Control Subsystem
2. Passive Subsystem
3. Active Subsystem