Articulations: General Features Flashcards
What are the three types of Structural joints?
Synovial, fibrous, and cartilaginous
What are the three types of functional joints?
Diarthroses, Amphiarthrosis, Synarthrosis
What type of joint is held together by fiborous tissues, has no joint cavity, and is immovable?
Fiborous
What is the joint where teeth articulate with aveoli?
Gomphosis
What type of joint is a gomphoses?
Synarthrosis fibrous joint
What is the articulation between long strands of tissue?
Syndesmoses
What type of joint is held together by cartilage and has no joint cavity?
Cartilaginous joints
What is the joining of hyline cartilage?
Synchondrosis
What type of joints are synchondrosis?
Synarthrosis cartilaginous
What is the Fibrocartilage pad between bones?
Symphysis
Where do you find symphyses?
Between the bodies of vertebrae
What type of joint is symphysis?
Amphiarthrosis cartilaginous
What are the most obvious type of joints?
Diarthrotic synovial joints
What type of joint is separated by a joint cavity, lubricated by synovial fluid, and enclosed in a fibrous joint capsule?
Synovial joints
What can Marfans syndrome lead to?
Hyper mobile joints
What makes the synovial fluid?
Inner synovial membrane
What makes the cracking sound in joints?
Synovial fluid
What connects bones to bones?
Ligaments
What contains the synovial fluid?
Bursae
What are modified elongated bursae?
Tendon sheaths
What acts as packing material?
Fat pads
What connects muscle to bone?
Tendons
Where do you find bursae?
Around joints
Where do you find tendon sheaths?
Wrapped around tendons
What are immovable joints?
Synarthrosis
What are slightly movable joints?
Amphiarthrosis
What are freely moveable joints?
Diarthroses
What joints move in just one plane or axis?
Uniaxial
What joints move in two planes or axis?
Biaxial joints
What joints move in multiple planes or axis?
Multiaxial joints
What are the least moveable diarthroses uniaxial joints?
Planar (Gliding) joints
What uniaxial joint has the convex surface of one bone fit into a concave depression in another?
Hinge joints
What uniaxial joints have one bone with rounded surface fit into a ring formed by ligament and another bone?
Pivot joints
What biaxial joint have an oval convex surface on one bone that articulates with a concave surface on the second bone?
Condyloid joint
What biaxial joint has a concave surface in one direction and a convex surface in another?
Saddle joint
What joint gives us apposable thumbs?
Saddle
What joints are multiaxial and have the spherical head of one bone fits into the rounded socket of a second bone?
Ball and socket joints
What decreases the angle between bones?
Flexion
What increases the angle of bones?
Extension
What bacterial infection can lead to muscle contractions?
Tetanus
What is extension beyond 180 degrees?
Hyperextension
What occurs when the trunk moves in a coronal plane away from the body?
Lateral flexion
What is lateral movement away from the body midline?
Abduction
What is movement toward the body midline?
Adduction
What is the distal part of the body making a circular motion?
Circumduction
What is pivoting motion on its own longitudinal axis?
Rotation
What is medial rotation of the forearm so that palm is down?
Pronation
What is medial rotation of forearm so that palm is facing up?
Supination
What is the inferior movement of a part of the body?
Depression
What is the opposite of depression?
Elevation
What occurs when foot is bent up?
Dorsiflexion
What occurs when foot is bent down?
Plantar flexion
What occurs when the plantar surface moves inward?
Inversion
What occurs when the plantar surface moves outward?
Eversion
What is movement anteriorly on horizontal plane?
Protraction
What is movement posteriorly on the horizontal plane?
Retraction
