Chapter 7 spelling words Flashcards
atrophy
wasting away; “without development”
a=without troph/o=development -y=noun ending
cardiac muscle
muscle of the heart walls; involuntary muscle
card/i=heart ac=pertaining to
contracture
an abnormal (usually permanent) bending of a joint into a fixed position; usually caused by atrophy and shortening of muscle fibers
fascia
thin sheets of fibrous connective tissue that penetrate and cover the entire muscle, holding the fibers together
insertion
the point of attachment of a muscle to a bone it moves
pseudohypertrophic muscular dystrophy
a form of muscular dystrophy that is characterized by progressive weakness and muscle fiber degeneration without evidence of nerve involvement or degeneration of nerve tissue; also know as Duchenne’s muscular dystrophy
pseud/o=false hyper=excessive troph/o=development -ic=pertaining to
skeletal muscle
attach tot he bones of the skeleton; known as striated muscle; act voluntarily
striated muscle
muscles that have a striped appearance when viewed under a microscope. skeletal and cardiac muscles are examples
tendon
a strong fibrous band of tissue that extends from a muscle, attaching it to the bone by becoming continuous with the periosteum of the bone
torso
trunk
visceral muscle
muscles of the internal organs; smooth muscle
viscer/o=pertaining to the internal organs of the body
voluntary muscle
muscles that operate under conscious control; responsible for movement of the fave, eyes, tongue, and pharynx; voluntary
abduction
movement of a bone away from the midline of the body
adduction
movement of a bone toward the midline of the body
arthralgia
joint pain
arthr/o=joint -algia=pain
articular cartilage
thin layer of cartilage protecting and covering the connecting surfaces of the bones
articulation
the point at which two bones come together; a joint
bunion
abnormal enlargement of the joint at the base of the great toe
bunionectomy
surgical removal of a bunion; removing the bony overgrowth and the bursa*
-ectomy=surgical removal
bursa
a small sac that contains synovial fluid* for lubricating the area around the joint where friction is most likely to occur
burs/o=bursa -a=noun end
crepitation
clicking or crackling sounds heard upon joint movement
dorsiflexion
bending the foot backward or upward at the ankel
extension
a straightening motion that increases the angle between two bones
flexion
a bending motion that decreases the angle between two bones
hinge joint
a joint that allows movement in one direction, a back and forth motion
ligaments
connective tissue bands that joins bone to bone, offering support to the joint