The Skeletal System- Movements and Articulations
An upward movement away from the longitudinal axis of the body in the frontal plane is
Abduction
Which of the following is the most important normal hip movement, one that is primarily limited by the surrounding muscles?
Abduction
Pads of _______ are often found around the edges of diarthrotic joints to provide protection for the articular cartilages
Adipose tissue
The special movement of the thumb that allows it to grasp an object and hold onto it is called
Opposition
Which of the following is an example of synchondrosis?
Articulation between the diaphysis and epiphysis in a growing long bone
The ___________ joint is the most frequently dislocated joint of the body as it provides an excellent demonstration of the principle that stability must be sacrificed to obtain mobility
Shoulder
In anatomical position, when the palm is moved to face posteriorly, the movement of the wrist and hand is called
Pronation
The __________ ligaments of the knee cross each other as they attach the tibia to the femur
Cruciate
Which joint type can perform rotation movements?
Ball-and-socket
Which type of synovial joint is described as an oval articular face nestling within a depression on the opposing surface?
Condylar
Which of the following associations is most accurate?
Diarthroses; synovial
Typical movements at a hinge joint include
Extension and flexion
Movement in the anterior-posterior plane that decreases the angle between articulating bones is which movement?
Flexion
Dorsiflexion involves ____________ at the ankle joint and ___________ of the foot
Flexion; elevation of the sole
A joint with flattened or slightly curved articulating surfaces is called a __________ joint
Gliding
A joint that binds each tooth within a bony socket is called a
Gomphosis
The joints between the phalanges are classified as
Hinges
A twisting motion of the foot that turns the sole inward is termed
Inversion
What is the function of the tibial and fibular collateral ligaments?
Stabilize the joint at full extension
Most skull bones are joined by tight connections called
Sutures
Which of the following joints is located between the spinal vertebrae?
Symphysis
A joint that permits no movement and is described as an interposition of cartilage plates is called a
Synchondrosis
Why is the elbow joint considered to be extremely stable?
The bony surfaces of the humerus and ulna interlock