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BIO201L Lab6 Straighterline
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lOMoARcPSD| BIO201L Lab6 Straighterline HUMAN BIOLOGY lOMoARcPSD| Lab 6 The Skeletal System BIO201L Student Name: Access Code...
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lOMoARcPSD|25973474BIO201L Lab6 Straighterline
HUMAN BIOLOGY
, lOMoARcPSD|25973474
Lab 6 The Skeletal System BIO201L
Student Name:
Access Code (located on the lid of your lab kit): AC-3J91DO
Pre-Lab Questions:
”1. List the functions of the skeletal system.”
The skeletal system supports and protects the body, enable movement, stores nutrients,
and produces new blood cells. ”
2. What material contributes the greatest to the compressive strength of bone?”
Calcium Carbonate and calcium phosphate contribute to the compressive strength of bone”
3. Briefly describe the process of bone remodeling. ”
Bones undergo a continual process of remodeling that creates new bones and removes
old bones.
Experiment 1: Classification of Bones
Table 6: Classification of Bones
Bone Name Classification by Shape Classification by Location
Femur Long Bone Appendicular
Frontal Flat Bone Axial
Temporal Flat Bone Axial
Sternum Flat Bone Axial
Vertebrae Irregular Bone Axial
Fibula Long Bone Appendicular
Ulna Long Bone Appendicular
Ribs Flat Bone Axial
Humerus Long Bone Appendicular
Patella Sesamoid Bone Appendicular
Post-Lab Questions
”1. Why is it important to classify bones? ”
It is important to classify bones because each bone has a specific function and size. In the case of
damage and injury it is important to identify the movement or activity that can be affected.
”
2. Aside from length, what are some other common characteristics of a long bone? Are
long bones typically associated with the axial or appendicular skeleton? ”
, lOMoARcPSD|25973474
Lab 6 The Skeletal System BIO201L
Long bones are associated with the appendicular skeleton, they provide strength
and structure to the body assist to facilitate movement. ”
3. Compare flat bones and long bones. How are they different? How are they the same? ”
Flat bones and long bones are both sites for bone marrow. Long bones are associated with
the appendicular skeleton and provide strength and support. Flat bones are flat and
sometimes curved they protect organs.
Experiment 2: Digital Slide Image Examination—Bone
Post-Lab Questions
”1. Label the arrows in the following digital slide images: ”
”Cortical Bone: ”
A- Interstitial lamallae
B- Haversian system (osteon)
C- Concentric lamallae
D- Haversian Canals
”Trabecular Bone: ”
A- Trabeculae
B- Marrow cavity
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