Homeostasis and the endocrine system

Front

Where is the body's thermoregulatory center?

Back

In the brain

Front

Which statement about diabetes is correct?

Back

Type 1 is caused by the failure to produce insulin

Front

What effect does insulin have on blood glucose concentration?

Back

It decreases the concentration of glucose

Front

What happens when blood sugar levels become too high?

Back

Insulin is secreted, causing the conversion of glucose to glycogen

Front

What is vasodilation?

Back

Arterioles become wider, increasing the flow of blood in the skin capillaries

Front

What type of feedback loop is involved in thermoregulation?

Back

Negative

Front

Why is homeostasis termed a dynamic equilibrium?

Back

The body maintains an internal balance, within fluctuating limits, and in homeostasis, parts of the system change but the overall system stays constant.

Front

How would the body respond to a decreased environmental temperature? Options: Hairs on body erect, Sweating, Shivering, Dilation of blood vessels

Back

Hairs on body erect, Shivering

Front

What component of all homeostatic control systems relays the information back to the appropriate regulator?

Back

Coordinating Centre

Front

Osmoreceptors detect changes in

Back

Osmotic pressure