Chapter 8 A&P

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

Diarthrotic

A person who has been diagnosed with rheumatoid arthritis would be suffering loss of the synovial fluids

FALSE

All joints permit some degree of movement, even if very slight.

FALSE

Pronation is a much stronger movement than supination.

False

the terms inversion and eversion pertain only to the _____?

Feet

Extracapsular ligaments stabilizing the knee include____

Fibular and tibial collateral ligaments, which prevent lateral or medial rotation

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

Flexion

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

Gliding movements occur at the intercarpal and intertarsal joint

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

Rotation

A person who has been diagnosed with a sprained ankle has an injury to the ligaments that attach to that joint.

TRUE

Gliding movements occur when one flat, or nearly flat, bone surface glides or slips over another:

TRUE

Movement of the ankle so that the superior aspect of the foot approaches the shin is called dorsiflexion:

TRUE

Moving a limb so that it describes a cone in space is called circumduction?

TRUE

Synovial fluid contains phagocytic cells that protect the cavity from invasion by microbes or other debris

TRUE

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

Tendon Sheath

Which of the following is a true statement?

The annular ligament surrounds the head of the radius

Which ligament of the knee initiates the knee-jerk reflex when tapped?

The patellar ligament

Football players often sustain lateral blows to the extended knee. Which of the following is (are) damaged as a result?

Tibial collateral ligament, medial meniscus and anterior cruciate ligament

Hinge joints permit movement in only one plane.

True

Movement at the hip joint does not have as wide a range of motion as the shoulder joint?

True

Synovial fluid is a viscous material that is derived by filtration from blood.

True

the structural classification of joints is based on the composition of material and the presence or absence of a joint cavity?

True

Synarthrotic joints ____

are immovable joints

Which of the following statements defines synchondroses?

cartilaginous joints where hyaline cartilage unites the ends of bones

The wrist joint can exhibit adduction and eversion movements?

false

The hip joint is a good example of a ____ synovial joint.

multiaxial

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

number of bones in the joint

The cruciate ligaments of the knee ________.

prevent hyperextension of the knee

Moving your jaw forward, causing an underbite, is called?

protraction

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

provide a smooth surface at the ends of synovial joints

Fibrous joints are classified as_____

sutures, syndesmoses and gomphoses

Which of the following are cartilaginous joints?

synchondroses

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

syndesmosis

An example of an interosseous fibrous joints is ________.

the radius and ulna along its length

What are menisci (Articular discs)?

wedges of fibrocartilage that partially or completely divide the synovial cavity.

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

Abduction

Tendons sheaths

Act as friction-reducing structures

Articulations permitting only slight degrees of movement are ___.

Amphiarthroses

Which joints are correctly matched?

Ankle; hinge

Which of the following conditions is joint inflammation or degeneration accompanied by stiffness, pain, and swelling?

Arthritis

Synchondroses and symphyses are examples of ______ joints.

Cartilaginous

the ligaments that protect the alignment of the femoral and tibial condyles and the movement of the femur anteriorly and posteriorly are called_____?

Cruciate ligaments

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

Hinge joint

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

Hyaline cartilage

Bending your head back until it hurts is an example of _______

Hyperextension

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

It contains hyaluronic acid.

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

carpometacarpal joint of the thumb

Bending of the tip of the finger exhibits flexion.

true

Supination is the movement of the forearm in which the palm of the hand is turned anteriorly or superiorly.

true