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Chapter 8: Joints
T/F A person who has been diagnosed with rheumatoid arthritis would be suffering loss of the synovial fluids.
T/F Bending of the tip of the finger exhibits flexion.
The ligaments that protect the alignment of the femoral and tibial condyles and limit the movement of the femur anteriorly and posteriorly are called ______.
Bending your head back until it hurts is an example of __________.
The gliding motion of the wrist is accomplished because of the _______ joint.
Football players often sustain lateral blows to the extended knee. Which of the ligaments are damaged as a result?
medial collateral, medial meniscus, anterior cruciate
T/F Chondromalacia patellae is hardening of the articular cartilage on the posterior patella surface.
Which of the following statements best describes angular movements?
they change (increase or decrease) the angle between 2 bones
When a ballerina point the toes, its know as _____.
Lyme disease is a bacterial disease that is transmitted by the bite of a _______.
T/F Dislocations in the TMJ almost always dislocate posteriorly with the mandimular condyles ending up in the infratemporal fossa.
T/F Movement at the hip joint does not have as wide a range of motion as the shoulder joint.
T/F Flaxion of the ankle so that the superior aspect of the foot approaches the shin is called dorsiflexion.
Multiaxial joints of the body include ______.
the hip and shoulder
Presence of a synovial cavity, articular cartilage, synovial membrane, and ligaments are characteristics of what type of joint?
Articular cartilage found at the ends of long bones serve to____________.
provide a smooth surface at the ends of synovial joints
If a patient was suffering from bursitis, this condition would be disgnated as inflammation of a ___________.
small sac containing fluid.
In the classification of joints, which of the following is true?
All synovial joints are freely moveable
Extracapsular ligaments stabalizing the knee include _____.
lateral and medial collateral ligaments preventing lateral or medial angular movements.
T/F Cruciate ligaments are important ligaments that stabilize all ball-and-socket joints.
An immovable joint found only between skull bones is called a _______.
The cruciate ligaments of the knee ______.
prevent hyperextention of the knee.
T/F Synovial fluids contain phagocytic cells that protect the cavity from invasion by microbes or other debris.
On the basis of structural classification, which joint is fibrous connective tissue?
When one is moving a limb away from the median plane of the body along the frontal plane, its called _____.
Connective tissue sacs lined with synovial membranes that act as crsions in places where friction develops are called ________.
T/F A nonaxial movement is usually seen as a joint such as a hinge.
T/F A movement of the forearm in which the palm of the hand is turned from posterior to anterior is supination.
Synarthic joints ______.
permit essentially no movement
T/F The knee joint allows for extension and flexion only.
An example of an interosseus fibrous joint is _____.
the radiusand ulna along its length
T/F the only movement allowed between the 1st and 2nd cervical vertebrae is flexion.
Which is correct about development of joints?
joints develop in parallel with bones
Compared to the shoulder, displacements of the hipjoints are ______.
rare because of ligament reinforcement
A fibrous joint that is a peg-in-socket is called a ______ joint.
Which of these joint types afford unaxial movement?
T/F The major role of ligaments at synovial joints is to help direct movement and restrict undesirable movement.
Which defines synchondroses?
cartiliganous joints where hyaline unites ends of bones
The hip joint is a good example of a ______ synovial joint.
Saddle joints have concave and convex surfaces. Name the 2 bones of the hand that articulate to form a saddle joint.
Trapezium of carpal and thumbs metacarpal
In symphysis joints the articular surfaces of the bones are covered with ________.
T/F A person who has been diagnosed with a sprained ankle has an injury to the ligaments that attach to that joint.
Which is true regarding gliding movements?
occur at the intercarpal and intertarsal joints
Menisci refer to _____.
semilunar cartilage pads
The terms inversion and eversion pertain only to the ____.
T/F The gripping of thetrochlea by the trochlear notch constitutes the "hinge" for the elbow joint.
Synovial fluid is present in joint cavities of freely moveable joints. Which is true abut fluids?
contains hyaluronic acid
T/F The structural classification of joints is based on the composition of the binding material and the presence or absense of a joint cavity.
T/F The articular surfaces of synovial joints play a minimal role in joint stability.
T/F Moving the arm in a full circle is an example of circumduction.
T/F Synovial fluid is a viscous material that is derived by filtration from blood.
_____, or articulatins, are sites where bones meet.
Joints are classified structurally as ____,____, and ____.
fibrous, cartilaginous, synovial
Joints are classified functionally as ____,____, or _____.
synarthrotic, amphiarthrotic, diarthrotic
T/F Nearly all fibrous joints are synarthrotic.
T/F Most body joints are synovial joints, all of which are diarthrotic.
_____ prevent undesirable movements and reinforce the joint.
T/F Because ligaments are poorly vascularized, healing is slow.
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