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Yna Santos

Physiology Week 1 - 6

QuestionAnswer
What is homeostasis? The body's ability to maintain a stable internal environment
The body maintains homeostasis through ________ feedback Negative
A response that strengthens or amplifies a change such as blood clot or childbirth Positive Feedback
A double layer of phospholipids tha tforms the basic structure of cell membrane Phospholipid Bilayer
What are the two main divisions of the skeletal system Axial Skeleton Appendicular Skeleton
Axial Skeleton Skull Spine Rib Cage
Appendicular Skeleton Limbs Girdles
A freely movable joint surrounded by a capsule and filled with synovial fluid e.g knee or shoulder Synovial Joint
What is the role of ATP during muscle contraction ATP provides energy for myosin heads to detach from actin and reset for the next
The part of a feedback loop that receives information from sensors and determines response Control Center
What is the main function of the cell membrane? To regulate what enters and exits the cell
A muscle of gland that carries out the response to restore homeostasis Effector
The movement of water through a selective permeable membrane Osmosis
What is the importance of the sodium-potassium pump to cell function Maintains electrical charge and concentration required for nerve and muscle activity
What mineral does bones store that is essential for nerve and muscle function? Calcium
The point where a motor neuron communicates with muscle fibers using neurotransmitter acetylcholine Neuromuscular Joint
Created by: user-1993472
 

 



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