BMSC 207 Midterm (Mod 1-6) Exam
Questions and Answers 100% Solved
physiology - the study of the normal functioning of a living organism
and its component parts, including all its chemical and physical processes
emergent properties - properties of a complex system that cannot be
explained by a ...
negative feedback loop - ✔✔- a pathway in which the response opposes
or removes the stimulus signal
- stabilizes a system (homeostatic)
- can restore the initial state but cannot prevent the initial disturbance
positive feedback loop - ✔✔- NOT homeostatic
- reinforce a stimulus to drive the system further away from normal value
- requires intervention or event outside the loop to cease the response
feedforward control - ✔✔- anticipatory
- occurs before physiological change
T/F: setpoints vary from person to person and may vary within an individual
over time - ✔✔T
biorhythms - ✔✔variables that change predictably and create repeating
patterns or cycles of changes
circadian rhythm - ✔✔the biological clock; regular bodily rhythms that
occur on a 24-hour cycle
functions of a cell membrane - ✔✔physical isolation, regulation of
exchange with the environment, communication between cell and
environment, structural support
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