Nau bio 192 - Study guides, Class notes & Summaries

NAU Bio 192 Exam 1. Questions & 100% Verified Correct Answers with complete solutions (Latest update 2024 2025

NAU Bio 192 Exam 1.

Homeostasis - maintanence of an internal state that is distinct from the external environment and is defending against changes Examples of Homeostatic variables - temp, pH, fluid volume, glucose, sodium, oxygen tension, Co2 tension Set Point - the value we want to maintain Type 1 Diabetes - pancreas stops producing insulin Type 2 Diabetes - body forms insulin resistance Negative Feedback loop - A process in which a change from the normal range of function that opposes or resists that cha...

BIO 192 NAU Final Exam Study Guide Questions and Answers 100% Pass Homeostasis - ANSWER-maintenance of an internal state What 2 variables regulate homeostasis? - ANSWER-glucose levels, blood pressure What is Type 1 diabetes? - ANSWER-the body/beta cells does not PRODUCE insulin What is Type 2 diabetes? - ANSWER-the body does not RESPOND to insulin, a cure is exercise What are the 3 parts of a Negative Feedback Loop? - ANSWER-sensor, integrator, effector What is threshold - ANSWER-the ...

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-S...

What type of muscle fiber fiber has the most mitcochondria - type 1, slow-oxidative, slow what muscle fiber type is the least efficient - type IIb, fast-oxidative glycolytic, fast which muscle fiber type has mixed metabolism - type IIa, fast glycolytic, intermediate 3 Traits of Skeletal Muscle - Striated Multi Nuclei Voluntary 3 Traits of Cardiac Muscle - Striated Single Nuclei Involuntary 3 Traits of Smooth Muscle - Smooth Single Nuclei Involuntary What are the 2 main branches of th...

bio 192 nau final exam questions and answers 100% pass Which of the following is not a component of the negative feedback loop? a. Effector b. Integrator c. Steady state d. Set point e. Two of the above - ANSWER-e During exercise, the muscles are more rapidly using oxygen to make ATP. Sensing the drop in blood oxygen levels, the brain sends a command to the lungs to increase their respiratory rate in order to meet the now higher demand for oxygen. In this example, what is the homeos...

BIO 192 Exam 2 NAU Practice Questions and Answers (100% Pass) 3 Traits of Skeletal Muscle - Answer️️ -Striated Multi Nuclei Voluntary 3 Traits of Cardiac Muscle - Answer️️ -Striated Single Nuclei Involuntary 3 Traits of Smooth Muscle - Answer️️ -Smooth Single Nuclei Involuntary What are the 2 main branches of the nervous system - Answer️️ - central nervous system and peripheral nervous system What does the CNS include - Answer️️ -Brain and spinal cord What does ...

BIO 192 NAU Final