6.6 Homeostasis and Hormones

Front

Homeostasis is the maintenance of a constant...

Back

internal environment

Front

Negative Feedback loops are...

Back

Counteract a change to bring it back to normal set values

Front

Positive Feedback loops are...

Back

Purposeful pushes above normal set values.

Front

What kind of feedback loop occurs when your body sweats to cool you down after your temperature goes above normal?

Back

Negative Feedback Loop

Front

What is the function of the endocrine system?

Back

to secrete hormones into the bloodstream to regulate body activities

Front

What are some major organs of the Endocrine system?

Back

Pineal gland, Thyroid gland, Adrenal gland, and pancreas

Front

A hormone is

Back

a chemical substance produced by a gland and carried by the blood.

Front

Cell metabolic rates are controlled by this hormone.

Back

thyroxine

Front

Which one here is a hormone to control blood glucose levels?

Glycogen

,

Glycerol

,

Glucagon

,

Glucose

Back

Glucagon

Front

The diagram shows the mechanisms that control the concentration of glucose in the blood.

Which row identifies the glands and hormones labelled W, X, Y and Z?

Options: adrenal gland, adrenaline, adrenal gland, glucagon; adrenal gland, adrenaline, pancreas, insulin; pancreas, glucagon, adrenal gland, insulin; pancreas, insulin, pancreas, glucagon

Back

pancreas, insulin, pancreas, glucagon