Joint Classification and Cartilage Quiz

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What type of cartilage primarily unites bones in synchondroses?

Fibrocartilage

Hyaline cartilage (correct)

Elastic cartilage

Collagenous cartilage

Which statement is true about symphyses joints?

They contain only hyaline cartilage.

They are primarily immovable.

They are examples of diarthrotic joints.

They are slightly movable. (correct)

Which type of joint is classified as nonaxial?

Hinge joint

Saddle joint

Condylar joint

Plane joint (correct)

What is a characteristic of synovial joints?

They involve a fluid-filled joint cavity. Signup and view all the answers

Which of the following types of synovial joints allows for uniaxial movement?

Hinge joint Signup and view all the answers

What is the primary function of articular cartilage in synovial joints?

To prevent the crushing of bone ends Signup and view all the answers

Which component of synovial joints creates a lubricating environment for cartilage?

Synovial fluid Signup and view all the answers

What are the characteristics of synovial fluid?

A viscous, slippery filtrate of plasma and hyaluronic acid Signup and view all the answers

Which of the following is NOT a feature of synovial joints?

Fused bone structure Signup and view all the answers

What type of synovial joint is characterized by a rounded end of one bone fitting into the cuplike end of another?

Ball-and-socket joint Signup and view all the answers

What are the primary functions of joints in the skeleton?

Hold the skeleton together and provide mobility Signup and view all the answers

Which layer comprises the outer portion of the articular joint capsule?

Outer fibrous layer Signup and view all the answers

What type of ligaments are located outside the articular capsule in synovial joints?

Extracapsular ligaments Signup and view all the answers

What type of joint is characterized by bones connected by dense fibrous connective tissue without a joint cavity?

Fibrous joint Signup and view all the answers

Which part of the joint capsule is responsible for producing synovial fluid?

Inner synovial membrane Signup and view all the answers

Which type of joint allows for no movement and is commonly found in the skull?

Synarthroses Signup and view all the answers

What is a defining characteristic of gomphoses?

They are peg-in-socket joints found only in teeth. Signup and view all the answers

How do syndesmoses differ from sutures?

Syndesmoses can allow movement depending on the length of fibers, while sutures are rigid. Signup and view all the answers

What happens to the sutures of the skull as a person reaches middle age?

They ossify and fuse into immovable joints. Signup and view all the answers

Which type of joint is NOT classified as a fibrous joint?

Hinge joint Signup and view all the answers

What type of functional joint classification allows for some movement but is not considered freely movable?

Amphiarthroses Signup and view all the answers

What is the primary function of nerves associated with synovial joints?

Detect pain and monitor joint position Signup and view all the answers

Which structure improves the fit of bone ends in a synovial joint?

Articular discs (menisci) Signup and view all the answers

What role do bursae play in relation to synovial joints?

Reduce friction between moving parts Signup and view all the answers

Which factor has the greatest influence on the stability of synovial joints?

Muscle tone Signup and view all the answers

How do tendon sheaths differ from bursae?

They are elongated and wrap around tendons Signup and view all the answers

What is the function of fatty pads in synovial joints?

Cushion the joint and bone surfaces Signup and view all the answers

Which statement about the shape of joint surfaces is true?

Stability is minimally affected by surface shape Signup and view all the answers

What contributes minimally to the strength of a synovial joint?

Ligament number and location Signup and view all the answers