6093 Biology Homeostasis Check-in Quiz

Homeostasis is the maintenance of a ____________, internal environment.

Which of the following is not an example of homeostasis in humans?

• Maintenance of blood water potential and solute concentrations.

• Maintenance of blood glucose concentration.

• Maintenance of body temperature.

• All of the above are examples of homeostasis in humans.

Fill in the blank below:

The generalised pathway of a homeostatic mechanism is as follows:

Stimulus $\rightarrow$ Receptor  $\rightarrow$ ________________  $\rightarrow$   Negative Feedback / Effects 

In the regulation of blood glucose concentration, which hormone(s) is/are directly involved?

• Insulin only.

• Insulin and glucagon.

• Anti-diuretic hormone only.

• Insulin, glucagon, and anti-diuretic hormone.

What is the stimulus that results in an increase in the concentration of anti-diuretic hormone (ADH) in the blood?

Which of the following are corrective mechanisms involved in the regulation of body temperature?

Check all options that apply.

• Shivering.

• Rate of metabolic activities.

• Sweat production.

• Vasodilation and vasoconstriction.

Which of the following homeostatic mechanisms operate based on negative feedback?

Check all that apply.

• Regulation of body temperature.

• Osmoregulation.

• Regulation of blood glucose concentration.