Exam 1 Flashcards
what is a sprain?
partial or complete tearing of ligament fibers
what do ligaments attach?
bone to bone
characteristics of grade 1 sprain
stretching and small tears
characteristics of grade 3 sprain
completely torn
what is a strain
overstretching of muscle fibers
what is tendonitis?
inflammation of a tendon
what is bursitis?
inflammation of bursa
characteristic of elastic cartilage
bendable and goes back into shape
what is the toughest cartilage?
fibrocartilage
what does hyaline mean?
transparent or near transparent
slippery smooth
where is elastic cartilage found?
ear
3 characteristics of joints
allow motion
bear bodies weight
provide stability
what kind of joints are sutures of the skull?
fibrous
what does the gomphosis joint do?
keep teeth in place
most common type of fibrous joint?
syndesmosis
what connects two bones?
joints
what is the most common type of joint?
synovial
how many types of synovial joints?
6
pivot joint?
neck
first joint of cervical spine?
atlas
ball and socket joint?
shoulder and hip
hinge joint?
knee
saddle joint?
thumb
planar joints?
metacarpals
6 joints w circumduction
fingers, wrist, neck, shoulder, hip, toes
what is dislocation?
complete separation of two articular surfaces of a joint
what is subluxation?
partial dislocation of joint
is subluxation a common overuse injury
yes
what is osteoarthritis?
caused by breakdown and eventual loss of cartilage
characteristic of fibrocartilage?
more stable gives more structure
where is hyaline cartilage found?
ends of bones
what kind of joints are sutures?
fibrous joints
what does the atlantoaxial joint do?
allow u to nod
what type of joint is atlnatoaxial?
pivot
what is the biggest predictor of future injury?
past injuries
what is a tendon?
a fibrous connective tissue that connects muscle to bone