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NAU Bio 192 Exam 1 Study Guide Solutions

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NAU Bio 192 Exam 1 Study Guide Solutions Homeostasis - ANSWER-How living systems respond to stresses, like exercise, heat, or high altitude Homeostasis - ANSWER-Describes the compensatory processes by which the body functioned to limit variations in the internal environment Homeostatically Reg...

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  • October 30, 2024
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  • Exam (elaborations)
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  • North Arizona University Tests 2024
  • North Arizona University Tests 2024
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NAU Bio 192 Exam 1 Study Guide

Solutions


Homeostasis - ANSWER✔✔-How living systems respond to stresses, like exercise, heat, or high altitude


Homeostasis - ANSWER✔✔-Describes the compensatory processes by which the body functioned to

limit variations in the internal environment


Homeostatically Regulated Parameters - ANSWER✔✔-Body Temp, BP, Blood glucose concentration,

Blood gas concentration


Set Point - ANSWER✔✔-the value you want to maintain


Negative Feedback Loop Tangible Components - ANSWER✔✔-Sensor, Integrator, and Effector


Sensor - ANSWER✔✔-The part of the body that can sense/detect the regulated variable


Integrator - ANSWER✔✔-The part of the body that can interpret information coming from the sensor, &

send messages out to the effector


Effector - ANSWER✔✔-The part of the body that can affect/change the regulated variable


Conceptual Components of Negative Feedback Loop - ANSWER✔✔-Set Point, Threshold, Error Signal
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Set Point - ANSWER✔✔-Temperature you want to maintain


Threshold - ANSWER✔✔-The difference where the integrator decides if the difference between the

actual value and set point is too large.


Error Signal - ANSWER✔✔-Deviation between the actual value of a variable and the set point value


37 Degrees Celsius - ANSWER✔✔-Set Point temperature in the body


Exercise increases what rates - ANSWER✔✔-Nutrient and oxygen use, waste production, and heat

production


Steady State - ANSWER✔✔-A parameter is constant over a period of time.


What are the 3 parts of ATP - ANSWER✔✔-Adenine, Ribose, Triphosphate


Adenine - ANSWER✔✔-made up of carbon, hydrogen, & nitrogen atoms


Ribose - ANSWER✔✔-sugar molecule


Triphosphate - ANSWER✔✔-linked in a chain attached to ribose


Carbohydrates - ANSWER✔✔-Made of carbon, hydrogen, and oxygen


Monosaccharide - ANSWER✔✔-simplest sugar; ex. glucose




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