Exam 27: Maintaining the Internal Environment

Some mammals,like the kangaroo rat of the desert,have extremely long loops of Henle in their kidneys.What purpose must this serve?

Which organism does not contain kidneys?

Explain how the Bowman's capsule works.

Which hormone is secreted by the pancreas to lower high blood glucose levels?

In humans,osmoregulation of the blood plasma and the elimination of toxic nitrogenous wastes from the blood is accomplished by organs called the ____________.

The ureter carries urine to the outside of the body.

All of the following are endothermic except

The filtering device at the top of each nephron is called a

By what means does Paramecium remove metabolic wastes?

In a homeostatic system,the integrating center executes changes to compensate for deviations from a set point.

Annelid invertebrates have excretory structures called nephridia.

Which nutrient,when metabolized for energy,produces nitrogenous wastes?