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PN103 skin and membrane / skeletal system Test | Questions Solved 100% Correct| Verified Answers
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PN103 skin and membrane / skeletal system Test | Questions Solved 100% Correct| Verified Answers
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PN103 skin and membrane / skeletal systemTest | Questions Solved 100% Correct| Verified
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Squamous suture - ✔✔joins lateral margin of each parietal bone with the superior margin of
the temporal bone and to the lateral part of the sphenoid bone
Lamboidal suture - ✔✔joins posterior margins of parietal bones to the occipital bone
Coronal suture - ✔✔joins the anterior margins of parietal bones with the posterior margin of
the frontal bone
Sagittal Suture - ✔✔joins the medial margins of the parietal margins to each other
Regions of the spine - ✔✔cervical, thoracic, lumbar, sacrum, coccyx
Osteoblasts - ✔✔Responsible for bone growth
actively mitotic
create osteoid
bone forming
osteoclasts - ✔✔cells that degrade bone to initiate normal bone remodeling and mediate
bone loss in pathologic conditions by increasing their resorptive activity
Osteocytes - ✔✔strain or stress sensors
monitor and maintain bone structure
, mature bones in the lacunae
Chondrocytes - ✔✔cartilage cells
cells producing and maintaining the cartilage matrix. They are vital in sustaining homeostasis in
the AC joints rendering cushioning in the joint movements.
Lucunae - ✔✔small cavities that contain osteocytes
provide a home for the cells it contains while also keeping them alive and functional.
types of joints - ✔✔synarthroses, amphiarthroses, diarthroses
sesamoid bones - ✔✔round bones found near joints (e.g., the patella)
axial skeleton - ✔✔Portion of the skeletal system that consists of the skull, rib cage, and
vertebral column
apppendicular skeleton - ✔✔upper and lower limbs
What are bone cells called? - ✔✔osteocytes
Where are osteocytes found? - ✔✔lacunae
Functions of the skin - ✔✔Protection, Thermo regulation, Cutaneous Sensation, Vitamin D
synthesis, Blood Reservoir, Excretion and Absorption.
Functions of membranes - ✔✔protects the cell by acting as a barrier.
regulates the transport of substances in and out of the cell.
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