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chapter 8 joints and movement
vocabulary and some compehensive
91
Anatomy
Undergraduate 1
10/03/2011

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Term
Gomphoses
Definition
specialized joints cosisting of pegs that fit into sockets and are held in place by fine bundles of regular collagenous conective tissue
Term
Meniscus
Definition
fibrocartilage pad found in joints such as the knee and wrist (crescent shaped)
Term
Periodontal ligaments
Definition
allow a slight amount of give to the teet during mastication. (bundles between the teeth adn their sockets)
Term
amphiarthroses
Definition
slightly movable joints
Term
angular movements
Definition
one part of the linear structure bends relative to another part of a structure thereby changing the angle between the two parts.
Term
ankle joint
Definition
distal tibia and fiula form a highly modivied hinge joint with the talus
Term
articular cartilage
Definition
provides a smooth surface where boes meet and cover articular surface of bones containing synovial joints
Term
articular disk
Definition
flat plate of fibrocartilage, it lies between the articular cartilages of bones
Term
articulations
Definition
a place where two bones come together
Term
ball socket joint
Definition
ball at the end of one bone and a socket in an adjacent bone into which a portion of the ball fits
Term
biaxial
Definition
movement occurig around two axes situated at right angles to each other
Term
bursa
Definition
synovial membraneextends as a pocket or sac (example: shouler and knee)
Term
bursitis
Definition
inflammaion of the bursa
Term
cartilaginous joints
Definition
unite two bones by meas of wither hyaline cartilage or fibrocartilage.
Term
cartilaginous joints
Definition
unite two bones by meas of wither hyaline cartilage or fibrocartilage.
Term
cartilaginous joints
Definition
unite two bones by meas of wither hyaline cartilage or fibrocartilage.
Term
cartilaginous joints
Definition
unite two bones by meas of wither hyaline cartilage or fibrocartilage.
Term
condyloid joint
Definition
modified ball and socket joint
Term
costochondral joints
Definition
joints between the ribs ad the costal cartilages
Term
cubital joint
Definition
elbow joint
Term
diarthroses
Definition
freely movable joints
Term
elbow joint
Definition
compound hingejoint consisting of humeroulnar joint, humeroadial joint, and proximal raioulnar joint
Term
ellipsoid joint
Definition
modified ball and socket joint
Term
fibrous capsule
Definition
outer layer layer of joint capsule, consists of dense irregular connective tissue and is contiuous with the fibrous layer of the periosteum that covers the bones united at the joint....fibrous capsule can thicken and form ligaments.
Term
fibrous joints
Definition
consist of two bones that are united by fibrous connective tissue, have no joint cavity, and exhibit little no movement
Term
fontanel
Definition
membranous area of some sutures in newborns
Term
gildig joints
Definition
two flat bones surfaces of about equal size between which a slight gilding motion can occur
Term
give an example of a hinge joint
Definition
elbow and knee joints
Term
give an example of a pivot joint
Definition
the articulation between the head of the radius and the proximal end of the ulna
Term
give an example of ball socket joints
Definition
shoulder ad hip joints
Term
give and example of a biaxial joint.
Definition
saddle joint
Term
gliding movement
Definition
simplest of all the types of movement. occur in plane joints.
Term
hinge joint
Definition
convex cylinder in one bone is applied to a corresponding concavit in the other bone
Term
hip joint
Definition
femoreal head articulates with the relatively deep concave acetabulum of the coxal bone
Term
how is stability of the shoulder joint maitained primarily?
Definition
by four sets of ligaments ad four muscles
Term
hyaluronic acid
Definition
provides for much of the slippery cosistecy and lubricating qualities of synovial fluid (this is a major polysaccharide)
Term
joint capsule
Definition
surrounds the joint cavity and helps hold the bones togetherwhile still allowing for movement
Term
joint cavity
Definition
articular surface of bones that meet at a synovial joint and are enclosed
Term
joints
Definition
a place where two ones come together
Term
knee joint
Definition
modified hinge joint located between the gemur ad te tibia
Term
look to page 254 and 255...its time for a review of the diagrams
Definition
Dont continue till you know them
Term
multiaxial
Definition
movement occurring around several axes
Term
name three joints with articular disks.
Definition
temporomandibular, steroclavicular, and acromioclavicular joins
Term
pivot joint
Definition
ristricts movement to rotation around a single axis
Term
plane joint
Definition
two flat bones surfaces of about equal size between a slight gilding motion can occur
Term
rotator cuff
Definition
four mucles in the shoulder, hold the humeral head tightly withig the glenoid cavity
Term
saddle joint
Definition
two saddle shaped articulating surfaces oriented at right angles to each other so that their complementary surfaces articulate
Term
shoulder joint
Definition
ball socket joint, has less stability but more mobility
Term
sutural ligament
Definition
two layers of periosteum plus dense fibrous conective tissue
Term
sutures
Definition
seams between the bones of the skull
Term
sydesmoses
Definition
fibrous joint in which the bones are farther apart than in a suture and are joined by ligamets
Term
symphyses
Definition
joints containing fibrocartilage
Term
symphysis
Definition
consist of two fibrocartilage uniting two bones example: junction between the manubrium ad the boy of the sternum. -somewhat moveable
Term
synarthroses
Definition
nonmovable joint
Term
synchondroses
Definition
joints containing hyaline cartilage
Term
synchondrosis
Definition
two bones joined by hyaline cartilage where little or no movement occures (most synchondroses are temporary)
Term
synotosis
Definition
when two bones grow together across a joint to form a single bone
Term
synovial fluid
Definition
consists of complec mixture of polysaccharides, proteins, fat, and cells
Term
synovial joints
Definition
contain synovial fluid and allow considerable movement between articulating bones
Term
synovial membrane
Definition
inner layer of joint capsule, lines the joint cavity except over articular cartilage and disks.membrance produces synovial fluid
Term
temporomandibular joint (TMJ)
Definition
mandible articulats with the temporal bone
Term
tendon sheaths
Definition
bursae extended along tedons for some distance form ______ sheaths
Term
uniaxial
Definition
movement occuring around one axis
Term
weight transfer?
Definition
the foot contains most the bodies weigt and the ligaments streach to accomidate then when the weight is transferred to the other foot, the once streched foot's ligaments recoil back to its original shape.
Term
what adds cosiderable stability to sutures?
Definition
interdigitate (iterlocking fingerlike processes)
Term
what allows for pronation and supination of the hand?
Definition
rounded radial head rotating in the radial notch
Term
what are most of the joints that unite the bones of the appendicular skeleton?
Definition
Synovial joints
Term
what are the articular surfaces of bones within synovial joints covered with?
Definition
A thin layer of hyaline catilage
Term
what are the most common angular movements?
Definition
flexion extension abduction and adduction
Term
what are the two systems for classifying joints?
Definition
according to where they are and how they are strucruarlly.
Term
what do bursae do?
Definition
the provide a cushion between structures that wold otherwise rub against each other
Term
what does the aterior cruciate ligament prevent?
Definition
prevents the displacement of the tibia relative to the femur.
Term
what does the posterior cruciae ligament prevent?
Definition
posterial displacement of te tibia
Term
what is an example of an ellipsoid joint?
Definition
atlantooccipital joint of the neck
Term
what is the only gomphoses in the human body?
Definition
THE TEETH AND SOCKETS OF THE MANDIBLE AND MAXILLAE
Term
what limits movement of the elbow?
Definition
trochlear notch and its association with the trochlea of the humerus
Term
what makes the hip more stable but less mobile than the shoulder joint?
Definition
acetabular labrum, ligaments of the hip
Term
what movement can occur in the shouler joint?-flexion
Definition
flexion, extension, abduction,adduction, and circumduction
Term
what movement is capable of the ankle joint?
Definition
dorsilflexion,plantarflexion, and limited inversion and eversion
Term
what movement is the elbow cabable of? -extention
Definition
flextion, extension
Term
what movement is the hip capable of?
Definition
the hip is capable of a wide range of movement, including flexion, extension, abduction, aduction, rotation, ad circumduction
Term
what movemet does the knee allow?
Definition
flexionm, extesion, ad a small amount of rotation fo the leg.
Term
what part of the skeleton is more mobile? :Appedicular or axial?
Definition
Appendicular because it contains more synovial joints
Term
what two major function do the ligaments in the arches serve?
Definition
hold the bones i ntheir proper relationship and provide ties across the arc for weight support.
Term
what type of movement does the ellipsoid joint provide?
Definition
biaxial
Term
what type of movemet does the ball socket joint have?
Definition
multiaxial
Term
where is the cruiate ligaments
Definition
extend between the intercondylar eminece of the tibia and the fossa of the femur
Term
where is the humeroradial joint
Definition
between humerus and radius
Term
where is the humeroulnar joint
Definition
between humerus and ulna
Term
where is the proximal radioulnar joint
Definition
between proximal radius and the ulna
Term
which joints are anatomically more comlex: fibrous, cartilagious, or syovial joins?
Definition
synovial joints
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