Types and Functions of Bones

This anatomy lesson covers the different types of bones in the human skeleton, categorized into major and minor groups. The major categories include long, short, flat, and irregular bones, while the minor categories are sesamoid and sutural bones. Each type is described with its characteristics and examples. The lesson emphasizes the importance of understanding these categories for anatomical studies and suggests checking textbooks for variations in classification. A quiz and additional resources are available for further learning.

Which of the following is NOT a major category of bones?

• Sesamoid bones

• Short bones

• Irregular bones

• Long bones

What is the defining characteristic of long bones?

• They have a cube-like appearance.

• They are longer than they are wide.

• They are wider than they are long.

• They are flat and curved.

Which of the following bones is considered a long bone?

• Humerus

• Pisiform

• Scapula

• Vertebrae

Short bones are primarily composed of which type of bone?

• Cartilage

• Marrow

• Spongy bone

• Compact bone

Sesamoid bones are typically found embedded in what?

• Ligaments

• Joints

• Muscles

• Tendons

Which bone is an example of a flat bone?

• Patella

• Femur

• Scapula

• Hyoid

What is the primary function of flat bones?

• Support weight

• Protect vital organs

• Store minerals

• Facilitate movement

Sutural bones are most commonly found in which part of the body?

• Wrist

• Spine

• Skull

• Ankle

Irregular bones are characterized by what feature?

• Uniform shape

• Cube-like appearance

• Various shapes and sizes

• Flat and curved surfaces

Which of the following is an example of an irregular bone?

• Clavicle

• Vertebrae

• Radius

• Tarsals