Skeletal System Flashcards
(21 cards)
What is the skeletal system?
The skeletal system is a human body organ system composed of bones, cartilage, ligaments and tendons.
List the components of the skeletal system.
- Bones
- Cartilage
- Ligaments
- Tendons
What is one role of the skeletal system?
Provide a framework
Fill in the blank: The skeletal system helps to ______ internal organs.
Protect
What are the two main divisions of the skeletal system?
- Axial system
- Appendicular system
What is the role of the axial system?
To provide support and protection for the brain, spinal cord, and thoracic organs.
What is the role of the appendicular system?
Facilitates movement and interaction with the environment.
What is the function of the spinal column?
To provide structure and support, allowing movement and protecting the spinal cord.
How many vertebrae are in the cervical section of the spinal column?
7
What is the common name for the coccyx?
Tailbone
What type of bone serves as an anchor point for the ribs?
Thoracic vertebrae
How many lumbar vertebrae are there?
5
What does the sacrum provide during movement?
Stability and helps maintain a stable center of gravity
What is the role of ligaments in the spinal column?
Provides a natural brace to help protect the spine from injury
What is the primary function of red bone marrow?
Produce blood cells
What is the primary function of yellow bone marrow?
Store fat
What are the main types of bones in the human body?
- Long bones
- Short bones
- Flat bones
- Irregular bones
What are the components of a long bone?
- Articular cartilage
- Epiphysis
- Diaphysis
- Spongy bone
- Compact bone
- Red bone marrow
- Yellow bone marrow
- Medullary cavity
- Endosteum
- Periosteum
True or False: The spinal cord connects the brain with the rest of the body.
True
What do tendons do?
Connect muscle to bone to help you move, located at the end of muscles, made up of strong tissue
What do ligaments do?
Connect bones to bones to keep joints steady, located around joints, made up of flexible tissue
