Main joints

The tutorial explores the anatomy and classification of joints in the human body, focusing on fibrous, cartilaginous, and synovial joints. It details the main joints of the upper and lower body, including their structure and function. The video also discusses osteoarthritis, a common joint pathology, and concludes with a summary of key points.

What is the primary function of a joint in the human body?

• To connect muscles

• To store calcium

• To link bones together

• To produce blood cells

Which type of fibrous joint is found between the bones of the skull?

• Syndesmosis

• Gomphosis

• Sutures

• Synchondrosis

What type of cartilage is found in synchondrosis joints?

• Elastic cartilage

• Articular cartilage

• Fibrocartilage

• Hyaline cartilage

Which synovial joint type allows for sliding or gliding movements?

• Hinge joint

• Ball and socket joint

• Pivot joint

• Plane joint

What is the main function of synovial fluid?

• To provide nutrients

• To lubricate the joint

• To produce blood cells

• To connect bones

Which joint connects the skull to the lower jaw?

• Temporomandibular joint

• Sternoclavicular joint

• Acromioclavicular joint

• Glenohumeral joint

What type of joint is the elbow classified as?

• Hinge joint

• Ball and socket joint

• Saddle joint

• Pivot joint

Which joint is responsible for the movement of opposition in the thumb?

• Interphalangeal joint

• Radiocarpal joint

• Metacarpophalangeal joint

• Carpometacarpal joint

What is the primary function of the sacroiliac joint?

• To allow for extensive movement

• To bear the weight of the axial skeleton

• To connect the femur to the pelvis

• To enable rotation of the hip

Which condition is characterized by the degeneration of articular cartilage in joints?

• Rheumatoid arthritis

• Gout

• Osteoporosis

• Osteoarthritis