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Physiology Wk 1-6

QuestionAnswer
To accomplish self-regulation, a highly complex and integrated communication control system or network is required. This type of network is called a(n) feedback control loop.
The concept that information may flow ahead to another process to trigger a change in anticipation of an event that will follow is called feed-forward.
Positive-feedback control systems: accelerate a change.
Which of the following is polymer of glucose that is sometimes referred to as animal starch? Glycogen
What term is often used to describe certain arrangements of atoms attached to the carbon core of many organic molecules? functional group
The total number of 46 chromosomes per cell is referred to as _________ number. diploid
Osmosis can be defined as the net movement of water molecules from a region of lower solute concentration to a region of higher solute concentration.
Which skin layer has cells that look prickly because of the desmosomes that join the cells together? Stratum spinosum
Areolar tissue usually contains which types of cells in the greatest number? Fibroblasts
Why is cartilage slow to heal? because it is semi-solid and flexible because it does not have a blood supply. Both B and C
Which of the following bones is (are) formed by intramembranous ossification? the flat bones of the cranium
The more muscle fibers contracting at the same time, the stronger the contraction of the entire muscle. The number of muscle fibers contracting depends on how many motor units are recruited.
Which structure allows the electrical signals to travel along the sarcolemma and move deeper into the cell? transverse tubule
Muscle tone is maintained by negative feedback mechanisms.
Created by: Mrsbradley21
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