Podcast
Questions and Answers
Which of the following is an example of positive feedback control system?
Which of the following is an example of positive feedback control system?
- Fever homeostatic (correct)
- Maintaining rates of reactions by altering pathways and enzymes
- Scaling – the study of how structural, mechanical, and physiological properties change with changing size
- Activating/repressing cell-signalling pathways that regulate gene expression
Which equation represents isometric scaling?
Which equation represents isometric scaling?
- $Y = aX^1$ (correct)
- $\log Y = \log X + \log a$
- $Y = aX^b$
- $Y = aX^1 + C$
What does the equation $Y = aX^b$ represent in scaling?
What does the equation $Y = aX^b$ represent in scaling?
- Proportionality changes with size (correct)
- Linearization of non-linear data
- Direct proportionality with a constant coefficient
- Matching organ size and rates of activity to demand
What does the equation $\log Y = 1 \log X + \log a$ represent in scaling?
What does the equation $\log Y = 1 \log X + \log a$ represent in scaling?
What does the process of log transformation do to non-linear data?
What does the process of log transformation do to non-linear data?
What is the scaling exponent for mammal basal metabolic rate (BMR)?
What is the scaling exponent for mammal basal metabolic rate (BMR)?
What is the scaling exponent for VO2max in mammals?
What is the scaling exponent for VO2max in mammals?
What is the scaling exponent for heart mass in animals?
What is the scaling exponent for heart mass in animals?
Which of the following is a variable that can be part of the internal environment of organisms?
Which of the following is a variable that can be part of the internal environment of organisms?
Which of the following is a pro of regulation in physiological processes?
Which of the following is a pro of regulation in physiological processes?
What is the definition of homeostasis?
What is the definition of homeostasis?
What is the role of a sensor in homeostasis?
What is the role of a sensor in homeostasis?
What is the main function of a negative feedback loop in homeostasis?
What is the main function of a negative feedback loop in homeostasis?
Which of the following is an example of hormonal regulation in homeostasis?
Which of the following is an example of hormonal regulation in homeostasis?
Which of the following is an example of neuronal regulation in homeostasis?
Which of the following is an example of neuronal regulation in homeostasis?
