Chapter 9 Joints
The terms inversion and eversion pertain only to the ___
feet
The attachment of a tooth to its socket is classified as a joint called a ___
gomphposis
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
A first class lever ___
is one with the fulcrum in the middle, such as a seesaw (EFR)
Extracapsular ligaments stabilizing the knee include ___
lateral and medial collateral ligaments preventing lateral and medial angular movements
The hip joint is a good example of an ___ synovial joint
multiaxial
The gliding motion of the wrist uses ___ joints
plane
Pointing the toes are an example of ___
plantar flexion
What ligament keeps the femur from sliding off the front of the tibia and prevents the tibia from being displaced backward?
posterior cruciate ligament
The cruciate ligaments of the knee ___
prevent hyperextension of the knee
Articular cartilage found at the ends of the long bones serves to ___
provide a smooth surface at the ends of synovial joints
Compared to the shoulder, displacements of the hip joints are ___
rare because of the ligaments reinforcement
What movement does NOT increase or decrease the angle between bones?
rotation
A joint united by dense fibrocartilaginous tissue that usually permits a slight degree of movement is a ___
symphysis
On the basis of structural classification, which joint is fibrous connective tissue?
syndesmosis
The lubricant of diarthrosis is ___
synovial fluid
Each is comprised of collagenous connective tissue, a ___ attaches a muscle to the bone, whereas a ___ attaches one bone to another.
tendon; ligament
What is a characteristic of a second class lever?
the resistance is in the middle
All synovial joints are freely moveable
true
Synchondroses is a cartilaginous joints
true
What is moving a limb away from the median plane of the body along the frontal plane called?
abduction
Articulations permitting only slight degrees of movement are ___
amphiarthroses
Connective tissue sacs lined with synovial membranes that act as cushions in places where friction develops are called ___
bursae
Define synchondroses
cartilaginous joints where hyaline cartilage unites the ends of the bones
The ligaments that protect the alignment of the femoral and tibial condyles and limit the movement of the femur anteriorly and posteriorly are called ___
cruciate ligaments