JOINTS Mastering Questions Exam 2

Articulations permitting only slight degrees of movement are

amphiarthroses

Synarthrotic joints

are immovable joints

Freely movable joints

Diarthroses

Slightly moveable

Amphiarthroses

Sites where two bones meet

Joints

Immovable joints

Synarthroses

Synovial joints are freely movable

TRUE

A situation where the bones are connected exclusively by ligaments, cords, or bands of fibrous tissue is a

Syndesmosis

On the basis of structural classification, which is a fibrous joint?

Syndemosis

Fibrous joints are classified as

sutures, syndesmosis, and gomphoses

An example of an interosseous fibrous joint is

the radius and ulna along its length

Synchondroses and symphyses are examples of ________ joints

cartilaginous

Which of the following are cartilaginous joints?

synchondroses

In symphysis joints the articular surfaces of the bones are covered with

hyaline cartilage

Which of the following statements defines synchondroses?

cartilaginous joints where hyaline cartilage unites the ends of bones

Articular cartilage found at the ends of the long bones serves to

provide a smooth surface at the ends of synovial joints

Connective tissue sacs lined with synovial membrane that act as cushions in places where friction develops are called

bursae

Bowing to your opponent before a jiu jitsu match would be considered a ________ movement

Flexion

Synovial fluid is present in joint cavities of freely movable joints. Which of the following statements is true about this fluid?

It contains hyaluronic acid.

What are menisci (articular discs)?

wedges of fibrocartilage that partially or completely divide the synovial cavity

Which of the following is a true statement regarding gliding movements?

Gliding movements occur at the intercarpal and intertarsal joints.

What is moving a limb away from the midline of the body along the frontal plane called?

abduction

The terms inversion and eversion pertain only to the

feet

The hip joint is a good example of a(n) ________ synovial joint

multiaxial

Which of the following movements does NOT increase or decrease the angle between bones?

rotation

Pointing the toes is an example of

plantar flexion

Presence of a synovial cavity, articular cartilage, synovial membrane, and ligaments are characteristics of what type of joint?

hinge joint

Which of the following statements best describes angular movements?

They change (increase or decrease) the angle between two bones

Saddle joints have concave and convex surfaces. Identify a saddle joint of the skeleton

carpometacarpal joint of the thumb

Tendon sheaths

act as friction-reducing structures

Which of the following is NOT strictly a part of a synovial joint?

tendon sheath

All of the following are factors that influence synovial joint stability EXCEPT

number of bones in the joint.

Performing "jumping jacks" requires

abduction and adduction

Moving your jaw forward, causing an underbite, is called

Protraction

Lifting up a glass to take a drink involves the elbow joint. Which of the following correctly characterizes that joint?

Diarthrotic

What does it mean to be "double-jointed?"

The joint capsules and ligaments are more stretchy and loose than normal.

The type of joint between the carpal (trapezium) and the first metacarpal is a ________ joint

Saddle

Which joint does NOT belong with the others?

Wrist

Which joints are correctly matched?

Ankle; hinge

Moving a limb so it describes a cone in a space

Circumduction

Movement of a limb away from the midline of the body

Abduction

Movement of a limb toward the midline of the body

Adduction

A bending movement that decreases the angle of the joint

Flexion