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physi assignment 1

QuestionAnswer
Positive-feedback control systems: accelerate a change.
Negative-feedback control systems: oppose a change
Why is cartilage slow to heal? Because it's semi solid, flexible, and doesn't have a blood supply
Bones grow in length due to activity in the what? epiphyseal plate
Adipocytes, found in the yellow bone marrow, stores and releases what for energy fat and triglycerides
Without red bone marrow, bones would not be able make what? blood cells
The fontanelles of an infant's skull consist of what fibrous membrane
Bones grow in diameter by the combined action of which two of the three bone cell types? osteoblasts and osteoclasts
The ulna articulates proximally with the what? humerus
Blood calcium levels involve secretion of which two hormones? parathyroid and calcitonin
Created by: alidan96
 

 



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