Vitamin D is necessary for
collagen formation.
absorption and transport of calcium and phosphate ions.
reducing osteoblast activity.
the formation of the organic framework of bone.
increasing osteoclast activity.
absorption and transport of calcium and phosphate ions.
Which of the following is formed by intramembranous ossification?
roof of the skull
femur
carpal bones
radius
Humerus
roof of the skull
Which of the following is not a function of synovial fluid?
protects articular cartilages
increases osmotic pressure within joint
provides nutrients
shock absorption
lubrication
increases osmotic pressure within joint
Which of the following is not a property of synovial joints?
covered by a serous membrane
freely movable
covered by a capsule
lined by a secretory epithelium
contain synovial fluid
covered by a serous membrane
When production of sex hormones increases at puberty, epiphyseal plates
get wider.
become narrower.
are hardly affected.
accelerate rapidly, but mostly in thickness.
increase slowly.
become narrower.
Which of the following is not part of the axial skeleton
Ribs
Pelvic bones
Skull bones
Vertebral Column
Sternum
Pelvic bones
A synovial joint is an example of a(n)
symphysis.
diarthrosis.
amphiarthrosis.
syndesmosis.
synarthrosis.
diarthrosis.
A lack of exercise could
cause bones to store more calcium.
result in porous and weak bones.
cause bones to become thicker.
cause bones to become longer.
cause bones to lose their medullary cavity.
result in porous and weak bones.
Large, multinucleated cells that can dissolve the bony matrix are called
osteocytes.
osteoprogenitor cells.
osteoblasts.
chondrocytes.
osteoclasts.
osteoclasts.
The "rotator cuff" of the shoulder functions to
reinforce the joint capsule.
limit the range of movements.
allow biaxial movement.
all of the above
both A and B
both A and B
The ligament that provides support to the front of the knee joint is the ________ ligament.
patellar
anterior cruciate
popliteal
posterior cruciate
tibial collateral
patellar
During appositional growth
bones grow wider.
bone is replaced by cartilage.
osteoblasts are inactive.
bones grow longer.
the epiphysis fuses with the diaphysis.
bones grow wider.
A suture is an example of a(n)
amphiarthrosis.
symphysis.
diarthrosis.
syndesmosis.
synarthrosis.
synarthrosis.
The back of the knee joint is reinforced by ________ ligaments.
tibial collateral
posterior cruciate
patellar
anterior cruciate
popliteal
popliteal
A freely movable joint is a(n)
symphysis.
synarthrosis.
amphiarthrosis.
syndesmosis.
diarthrosis.
diarthrosis.
The tiny plates of bone material found in spongy bone are called
lacunae.
concentric lamellae.
osteons.
interstitial lamellae.
trabeculae.
trabeculae.
A slightly movable joint is a(n)
diarthrosis.
amphiarthrosis.
synostosis.
gomphosis.
synarthrosis.
amphiarthrosis.
Which of following is a function of the skeletal system?
body support
blood cell production
protection of internal organs
calcium homeostasis
all of the above
all of the above
The medial surface of the knee joint is reinforced by the ________ ligament.
cruciate
popliteal
tibial collateral
fibular collateral
patellar
tibial collateral