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Week 7: Assignment

Physiology

QuestionAnswer
____ maintains stable internal condition despite external changes Homeostasis
____ reverses a change to restore balance (ex: sweating cools body) Negative feedback
____ amplifies a process (ex. contractions during childbirth) Positive feedback
What is the body's energy currency? ATP
pH below 7 is ___ acidic
pH above 7 is ___ basic/alkaline
This organelle is characterized by folded membranes called cristae Mitochondria
___ recycle amino acids in the cell Proteasomes
Acids ____ release hydrogen atoms
Cells responsible for erosion of bone minerals? Osteoclasts
Blood calcium regulation involves which two hormones? Parathyroid hormone and Calcitonin
Which factors may cause skeletal variations? inadequate calcium/Vit. D, mechanical stress, age
Created by: itsmissangieb
 

 



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