GCU BIO-201 Exam 2 Questions With Correct Answers.

GCU BIO-201 Exam 2 Questions With
Correct Answers

What are the 5 layers of the skin?
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(From deep to superficial) - CORRECT ANSWER✔✔-Stratum basale
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Stratum spinosum |




Stratum granulosum
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Stratum lucidum (only in palms and soles of feet)
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Stratum Corneum |




What causes osteoporosis? - CORRECT ANSWER✔✔-Deficiency of calcium
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What hormone is released when CA levels are too high? - CORRECT ANSWER✔✔-
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Calcitonin (*Think "can tone it down")
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What hormone(s) is released when CA levels are too low? - CORRECT
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ANSWER✔✔-Parathyroid & Calcitriol | |




Whats the difference between Appositional growth & Epiphyseal growth? -
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CORRECT ANSWER✔✔-Appositional grows in width
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Epiphyseal grows in length | | |




What do ligament do? - CORRECT ANSWER✔✔-Attach bone to bone
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, What do tendons do? - CORRECT ANSWER✔✔-Attach bone to muscle
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What is bone formation called? - CORRECT ANSWER✔✔-Osteogenesis
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What happens when growing stops? - CORRECT ANSWER✔✔-Epiphyseal plate
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ossifies


What is ossification? - CORRECT ANSWER✔✔-Hardening
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The metatarsophalangeal joint is associated with what small bone? - CORRECT
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ANSWER✔✔-Sesamoid bone (ex Patella) | | |




What part of bone do tendons & ligaments attach to? - CORRECT ANSWER✔✔-
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Periosteum


What vessels can be found in Haversian & Volkmann's canals? - CORRECT
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ANSWER✔✔-Artery, Vein, & Lymph | | |




What does the matrix of spongy bone look like? - CORRECT ANSWER✔✔-Open
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network of trabeculae
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What is 1/3 of Osseous tissue composed of? - CORRECT ANSWER✔✔-CA ions
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