Name:
__________
Homeostasis test questions
1
How does the body remove excess carbon dioxide from the body?
1. By gas exchange in the lungs
2. By gas exchange in the kidneys
3. By gas exchange in the liver
2
What is the approximate normal core temperature for the body?
1. 35oC
2. 37oC
3. 39oC
3
Where is the body's thermoregulatory centre?
1. In the brain
2. In the skin
3. In the liver
4
How does sweat keep us cool?
1. Sweat is cool so it cools us down
2. As sweat evaporates it removes heat from the skin
3. It carries heat from one part of the body to another
5
What is vasodilation?
1. Arterioles become wider, increasing the flow of blood in the skin capillaries
2. Arterioles become narrower, decreasing the flow of blood in the skin
capillaries
3. Arterioles become narrower, increasing the flow of blood in the skin capillaries
6
What type of feedback is involved in thermoregulation?
1. Negative
2. Positive
3. Neutral
7
Which statement about diabetes is correct?
1. Type 1 is caused by the failure to produce insulin
2. Type 1 is caused by the failure to produce glucose
3. Type 2 is caused by the failure to produce insulin
8
How does insulin travel around the body?
1. In nerve cells
2. In the bloodstream
3. In a gland such as the pancreas
9
What effect does insulin have on blood glucose concentration?
1. It increases the concentration of glucose
2. It increases the concentration of glucagon
3. It decreases the concentration of glucose
10
What happens when blood sugar levels become too high?
1. Insulin is secreted, causing the conversion of glucose to glycogen
2. Glucagon is secreted, causing the conversion of glucose to glycogen
3. Insulin is secreted, causing the conversion of glycogen to glucose