ctional classification of joints _______. Choose all answers that are correct.
is based on the amount of movement allowed.
includes synarthroses, amphiarthroses, and diarthroses.
Gomphoses, sutures, and syndesmoses ______.
are all types of fibrous joints.
An example of a syndesmosis that is diarthrotic is ______.
the interosseous membrane between the radius and ulna.
In an adult of age 25, which joints are synchondroses?
The joint between the first rib and manubrium.
A __________ is formed by the periodontal ligament that holds a tooth in its socket.
gomphosis
Synovial fluid is primarily a filtrate of __________.
blood
The general structural type of joint between articular processes of vertebrae is __________.
synovial
What is the function of the fibrous capsule of a synovial joint?
It strengthens the joint so that bones are not pulled apart.
Structures common to all synovial joints are _______. Select all answers that are correct.
the joint cavity and articular capsule.
nerves, blood vessels, and articular cartilage
In which joints are articulating surfaces a major contributor to joint stability? Choose all answers that are correct.
Elbow joint
Hip joint
A __________ is a flattened fibrous sac lined with a synovial membrane that occurs where ligaments, muscles, skin, tendons, or bones overlie each other and rub together.
bursa
s a rule, the more __________ a joint has, the more stable it is.
ligaments
Ligaments located on the medial or inferior side of a joint resist excessive __________.
abduction
Functional movement allowed at the sternocostal joints of ribs 2-7 is __________.
diarthrotic
Flexion, extension, abduction, and adduction are all examples of __________ movement.
angular
Extension
Increases the angle between the joining bones
Abduction
Movement of a limb away from the body midline.
Circumduction
Movement of a limb or finger so it describes a cone in space.
Elevation
Moving a body part superiorly.
Eversion
Turning the sole of the foot laterally.
Pronation
Rotating the forearm so the palm faces posteriorly.
During plantar flexion, ______.
the toes are pointed (foot is depressed).
Hinge joints ______.
include the elbow and interphalangeal joints.
Which factor contributes the most to the stability of the glenohumeral joint?
Muscle tendons that cross the shoulder joint.
The rotator cuff can be injured when ______.
a baseball player overuses his or her pitching arm.
Which of the following movements cannot occur at either the radiocarpal or intercarpal joints?
Rotation
Elbow joint
Anular ligament.
Glenohumeral joint
Most moveable/least stable.
Knee
Structurally compound and bicondyloid.
Ankle
. Hinge joint between the united distal ends of tibia and fibula and the talus
Intertarsal joints
Inversion and eversion occur here.
Sternoclavicular joint
Contains articular disc; saddle joint.
_________ arthritis is a disorder characterized by uric acid buildup in body fluids and urate crystals precipitating in synovial membranes.
Gout
The __________ joint is the only bony articulation of the pectoral girdle to the axial skeleton.
sternoclavicular
Synovial joints develop from __________ that fills the spaces between cartilaginous "bone models" in the late embryo
mesenchyme
At the knee joint, the structures that stabilize the joint during flexion and extension and prevent side-to-side rocking of the femur on the tibia are __________.
menisci
meniscuses
articular discs
The role of the anterior cruciate ligament (ACL) is to ______.
prevent anterior sliding of the tibia relative to the femur.
A severe lateral blow to the knee usually tears ______.
the ACL, tibial collateral ligament, and medial meniscus.
__________ is a condition in which scar tissue interconnects bone ends and ossifies, immobilizing a joint affected by rheumatoid arthritis.
Ankylosis
When you reach your arm forward, movement at the sternoclavicular joint includes ____________.
protraction of the sternoclavicular joint.