Misc
Beetles and crustaceans have an ______________ or external skeleton
exoskeleton
The skeletal system produces ____________ in its marrow.
blood
The strength of bone comes from dense bone toward the outside called _____________ bone.
compact
Bones are connected to each other with...
ligaments
When bones lose density and become fragile
osteoporosis
Our skeletons are on the inside, called __________
endoskeletons
The skeletal system ___________ the brain, lungs, and heary.
protects
The interior of bone has spaces and holes. This is called _____________ bone.
spongy
Muscles are attached to bones with...
tendons
When bones become soft due to vitamin D deficency
osteomalacia
Skull, ribs and vertebrae are the __________ skeletal system.
axial
stores
A tough, fibrous membrane that covers and protects the outer surface of the bone
periosteum
Bones move around at locations called...
joints
Inflamation and pain in joints
arthritis
Describe the difference between male and female skeletons.
Female pelvis is larger and rounder
The skeletal system maintains balance of calcium in the blood; this is part of ____________ or the general maintinance of balance in the body.
homeostasis
Inside of bones is filled with a soft tissue called...
marrow
Joints are classified by their _______ and ________.
A curving of the spine
scoliosis
bones of the arms, legs, shoulders, and hips are the ______________ skeleton.
appendicular
The skeletal system works very closely with the ____________ system for movement and the ____________ system for storage/delivery of calcium to cells
muscular, circualtory
Name a long bone in the body
Femur, humerus, radius, ulna, tibia or fibula
Name a ball and socket joint.
Hips or shoulder.
What percentage of cancers are bone cancers?
1%