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Savanna Cummings

Physiology Week 1-6

QuestionAnswer
Events that lead to an immune response to an infection is an example of Positive feedback
What do positive-feedback control systems do? Accelerate a change
What do negative-feedback control systems do? Oppose a change
What is composed of a glycerol molecule and three of the same type of fatty acid? Triglyceride
Which lipid is often referred to as a tissue hormone? prostaglandin
Which four elements do all proteins have? Carbon, oxygen, hydrogen, and nitrogen
Which element is present in all proteins but not in carbohydrates? Nitrogen
How do RNA make proteins? Translation
What is osmosis? The net movement of water molecules from a region of lower solute concentration to a region of higher solute concentration.
What is the component that distinguishes one nucleotide from another? Nitrogen base
What does extensive weight training do to muscle cells? Hypertrophy
In which layer of skin does the process of keratinization begin? Stratum granulosum
Why is cartilage slow to heal? Because it is semi-solid and flexible, and it has no or a limited blood supply.
What are joints joined by fibrocartilage called? Symphyses
What must happen for muscle contractions to continue? Calcium ions are attached to the troponin.
Created by: Scummings03
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