Understanding Joints and Cartilage

What is the primary focus of the lesson series introduced in the video?

• The function of the nervous system

• The structure of muscles

• The anatomy of the heart

• The connections between bones

What cells are responsible for creating cartilage?

• Fibroblasts

• Myoblasts

• Chondroblasts

• Osteoblasts

What happens to chondroblasts as they lay down their matrix?

• They become fibroblasts

• They dissolve

• They transform into chondrocytes

• They become osteocytes

How does cartilage receive its nutrition?

• Through lymphatic vessels

• Through diffusion

• Through nerve endings

• Through direct blood supply

Which of the following is NOT a type of cartilage?

• Compact

• Hyaline

• Fibrocartilage

• Elastic

What is one of the primary functions of cartilage in joints?

• To increase bone density

• To act as a shock absorber

• To produce red blood cells

• To store calcium

What role does cartilage play in the development of a newborn's bones?

• It acts as a permanent structure

• It serves as a temporary placeholder

• It ossifies immediately after birth

• It provides a blood supply to bones

What is the function of articular cartilage?

• To store fat

• To produce synovial fluid

• To connect muscles to bones

• To provide a frictionless surface

Which type of cartilage is most commonly known for acting as a shock absorber?

• Elastic cartilage

• Hyaline cartilage

• Fibrocartilage

• Compact cartilage

What is the significance of intervertebral discs in the vertebral column?

• They store minerals

• They produce cartilage

• They prevent bones from grinding

• They increase flexibility