1.
As bones grow, ............ lay down more bone on the outside:
A
osteoclasts
B
osteoblasts
C
periosteum
D
collagen fibers
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As bones grow, ............ lay down more bone on the outside:
osteoclasts
osteoblasts
periosteum
collagen fibers
Osteons are laid down in layers or rings called:
lamella
spicules
plates
fibers
Articular cartilage
connects muscle to bone
provides a smooth, slippery surface that decreases friction at joint surfaces
holds the bone in place
holds the joint together
The ................... is where longitudinal growth occurs in long bones.
collagen fibers
trabeculae spicules
ground substance
epiphyseal plate
........... is found in the central canal of long bones.
bone marrow
nerves to the bone
blood vessels to the bone
none of the above
The axial skeleton consists of:
the vertebral column and skull
upper limbs, lower limbs, and pelvic girdle
the skull, vertebral column, and bony thorax (ribs and sternum)
the bony thorax, upper limbs, and pelvic girdle
Which of the following is incorrect?
The adult medullary cavity contains yellow marrow.
The infant medullary cavitycontains yellow marrow.
The infant medullary cavity contains red marrow.
The adult medullary cavity contains adipose tissue.
Which joint contains articular cartilage, a fibrous articular capsule, a joint cavity, and reinforcing ligaments?
synovial joints
cartilaginous joints
fibrous joints
syndesmoses
Bones united by fibrous tissue, such as thesutures in the skull, are
synovial joints
cartilaginous joints
fibrous joints
diarthroses
Bones serve all of the following functions except:
support, protection, and movement
transportation of substances
storage
blood cell formation
The role of the periosteum is to:
supply texture to the bone
supply support to the bone
supply blood vessels and nerves to bone
none of the above
The role of the articular cartilage is to:
supply oxygen for joint movement
supply support for joint movement
supply blood vessels to the joint
supply a friction free surface for joint movement
The hyoid bone is the only bone that:
protects the elbow
is vestigial and serves no purpose in the body
forms the tailbone
does not articulate with any other bone
Compact bone is made up of:
osteons
trabeculae spicules
spongy bone
all of the above
The periosteum is attached to the outside of bone by:
osteons
trabeculae spicules
endosteum
Sharpys fibers
Long bones enlarge at the ends into:
osteons
periosteum
endosteum
epiphysis
The inner lining of the bone shaft is called:
osteon
periosteum
endosteum
osteoblast