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25 terms

ML U3 Joints & Muscles

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Articulation
a joint
Ball and socket
Joint type in shoulder and hip
Gliding
Synovial joint in wrist and ankle
Hinge
Synovial joint that allows movement in one plane (elbow)
intervertebral disc
a flat, circular plate-like structure of fibrous cartilage that serves as a cushion or shock absorber between vertebrae
ligaments
connective tissue bands that join bone to bone, offering support to the joint
pivot joint
Synovial joint w/rotation around axis (skull or radius)
suture
immovable joint of the skull in which bones are connected by fibers without cartilage present
symphysis
slightly movable joint, bones joined by fibrous cartilage
synovial joint
a freely movable joint in which the bones are connected by ligaments
abduction
movement of limb away from trunk
adduction
movement of limb toward trunk of body
circumduction
movement of limb describing a circle
extension
straightening of a limb, increasing angle formed by two bones forming a joint
flexion
bending of a limb which decreases the angle formed by two bones that form a joint, bringing bones closer to one another
plantar flexion
bending the foot downward at the ankle
pronation
rotation of forearm so that thumbs are directed medially
supination
rotation of forearm so that thumbs are directed laterally
cardiac muscle
the type of muscle tissue found in the walls of the heart
involuntary muscle
a type of muscle tissue AKA visceral, smooth or nonstriated muscle
skeletal muscle
a name for the type muscle attached to the bones of the skeleton
smooth muscle
a type of muscle tissue AKA visceral, nonstriated or involuntary muscle
striated muscle
name for skeletal muscle tissue based on its striped appearance under the microscope
visceral muscle
another name for smooth muscle; found in the walls of hollow organs
voluntary muscle
AKA skeletal muscle; named for the fact it is consciously controlled by the nervous system