Skeletal System Theme Unit
edHelper.com subscribers: Click Here to Build a New Printable Version of this Pre-Made Worksheet with Answers!

Not a subscriber?  Sign up now for the subscriber materials!
  Return to Skeletal System Theme Unit

 

Name _____________________________
Date ___________________
Select the definition that most nearly defines the given word.
1.   humerus
  gaps between an infantís cranial bones
  upper arm bone
  a joint that allows side-to-side rotation; neck is an example
  shoulder blades
2.   cranium
  substance found in nature that your body needs to stay healthy
  hard, white outer layer of a bone
  bowl-shaped top part of your skull
  tough protein fiber found in bones
3.   spongy bone
  upper seven vertebrae in the neck
  second layer of bone that is hard but has many holes
  natural substance that you need for good health
  bone-dissolving cell that breaks up old bone tissue
4.   mineral
  center layer of bone through which blood vessels run
  finger bones and toe bones
  substance found in nature that your body needs to stay healthy
  a picture used to see the bones and other internal body structures
5.   collagen
  second layer of bone that is hard but has many holes
  central portion of the skeleton, consisting of the skull, backbone, and ribs
  tough protein fiber found in bones
  the vertebral column
6.   x-ray
  collarbone
  a picture used to see the bones and other internal body structures
  gristly material at the ends of bones; also forms a babyís skeleton
  wrist bones
7.   axial skeleton
  hard covering used to hold a fracture in place while it heals
  central portion of the skeleton, consisting of the skull, backbone, and ribs
  roof of your mouth
  bowl-shaped top part of your skull
8.   femur
  hand bones
  foot bones
  ankle bones
  upper leg bone; it is the longest and strongest bone in your body
9.   fontanels
  last two pairs of ribs
  hipbones
  upper arm bone
  gaps between an infantís cranial bones
10.   metatarsals
  lower jawbone
  foot bones
  tough bands of tissue connecting bones
  joint permitting back-and-forth motion; elbows and knees are examples
11.   bone marrow
  upper leg bone; it is the longest and strongest bone in your body
  center layer of bone through which blood vessels run
  hard, white outer layer of a bone
  upper leg bone; it is the longest and strongest bone in your body
12.   tarsals
  ankle bones
  tough protein fiber found in bones
  wrist bones
  lower jawbone