Skeletal System Flashcards
(35 cards)
Identify the functions of the skeleton
Shape/support Protection Movement Blood production Mineral storage
What is the correct name for the skull?
cranium
Name the bones in the arm and hand
humerus (upper arm)
radius and ulna (forearm)
carpals, metacarpals and phalanges (hand)
Name the bones in the leg and feet
femur (thigh)
tibia and fibula (lower leg)
tarsals, metatarsals and phalanges (feet)
What is the correct name for the shoulder blade
scapula
What is the correct name for the collar bone?
clavicle?
Which bones protect the heart and lungs?
ribs
Which bones protect the spinal cord?
vertebral column
Name 3 types of synovial joint
Hinge, Ball and Socket, Pivot
Where can you find a hinge joint?
elbow or knee
Where can you find a ball and socket joint?
shoulder and hip
Where can you find a pivot joint?
in the neck
What type of synovial joint is in the knee?
hinge
What type of synovial joint is in the elbow?
hinge
What type of synovial joint is found in the hip?
ball and socket
What type of synovial joint is found in the shoulder?
ball and socket
Which movements can be performed at a hinge joint?
flexion and extension
Which movements can be performed at a ball and socket joint?
flexion, extension
abduction, adduction
rotation, circumduction
Name 3 other components of a joint
ligament
tendon
cartilage
What is the role of a ligament?
the attach bone to bone, keeping the joint in place and keeping them stable during movement to help prevent dislocation of a joint
What is the role of cartilage?
it reduces friction and acts as a shock absorber
What are the three types of cartilage?
yellow-elastic cartilage, hyaline cartilage and white fibro-cartilage
What is the role of tendons?
the attach muscle to bones and help transmit the power needed to move bones.
Define the term flexion
Shortening the angle at a joint (bending)
