skeletal system Flashcards
functions of the skeletal system
shape, support, movement and protection
what biomolecule is cartilage
protein
what are the innominate bones
pelvic bone
give a slightly moveable joint
spine
give an example of a synovial joint and its location
hinge, knee or elbow
what connects two bones in a joint
ligament
give functions of cartilage
protects bone and a shock absorber
what connects muscles to bone
tendon
give a function for compact bone
structure support and strength
what is the tissue that fills the spaces in the spongy bone and its function
bone marrow ,makes red blood cells
what is a cause of arthiritis
wear and tear like injury
what is carpal
bone in the wrist
what is tarsal
bone in the ankle or heel
biceps
muscle at front of humerus that contracts to bend arm
triceps
muscle at the back of the humerus that contracts to straighten arm
osteoblasts
cells that build up bone
osteoclasts
cells that break down bone
axial skeleton
skull, vertebrae rib, sternum and coccyx
appendicular skeleton
limbs, pectorial and pelvic girdle
bones that make up foot
metatarsal tarsal and phalanges
antagonistic muscle pair
two muscles that work with opposing actions
name the five regions of the vertebral column and their bones
cervical 7
thoracic 12
lumbar 5
sacrum 5
coccyx 4
what are invertebral discs made of
cartilage
name the factors on which the continued renewal of bone depends on
age diet vitamin d excercise
function of yellow marrow
stores fat
function of red marrow
produces red blood cells
what is the function of the medullary cavity
make yellow marrow and store fat
what is the function of the spongy bone
strength
what is the tip and the middle of the long bone called
head and shaft
what are true ribs
top 7 ribs attached to breastbone
what are false ribs
3 ribs attached to eachother at front of chest
what are floating ribs
bottom two ribs attached to spine
