Exam 16: Body Function, Survival, and the Steady State

The symptoms of excessive consumption of alcoholic beverages are due to dehydration. Does that make sense? You drink a lot, and then you are dehydrated? Actually, it is caused by a hormone that is produced in response to the consumption of alcohol. What is this hormone?

What benefit does running a fever provide to a sick person?

ADH is also called vasopressin. What functions of vasopressin make this an appropriate name for this hormone?

How does the hypothalamus act to maintain body temperature? Include behavioral and physiological responses to both heat and cold.

Match the following processes with the correct type of feedback loop. 7.

What process in the kidney makes drug testing of urine possible?

What hormone is actually produced by the kidney, which has an effect on the production of another hormone, aldosterone, which in turn is produced by the adrenal glands?

Describe the path that the blood takes as it travels through the kidney, and the changes that take place in its composition as it moves through each structure of the kidney.

When cells metabolize protein, ammonia is formed. An example of an animal that directly excretes ammonia without further modification is a

Use the letters to indicate the factor described in the question.

Astronauts who spend significant time at zero gravity often become somewhat anemic upon return to Earth. One way to compensate for the process that leads to this anemia might be to supply the astronauts with ________ during the mission in space.

Describe the macroscopic anatomy of the human excretory system.

What are the three types of muscle, and where are they found?

Production of urine in the nephron begins with

A person suffers injury in a car accident, loses a serious amount of blood, and is in danger of going into shock from low blood pressure. Discuss what effect such an injury would have on the production of ADH, aldosterone, atrial natriuretic factor, angiotensin, and erythropoietin.

Which of the following have body fluids with the same overall salt concentration as that of their environment?

An organism maintaining homeostasis with respect to sodium ion concentration in the blood would ______sodium excretion in the kidneys when sodium levels were low and ______ sodium excretion when sodium levels were high.