Homeostasis and Body Sytems

Front

What regulates cell differentiation?

Back

DNA regulates cell differentiation.

Front

What is a stem cell?

Back

A stem cell is a cell that can differentiate into specialized cells.

Front

List the levels of organization in the human body from smallest to largest.

Back

Cells, tissue, organs, organ system.

Front

What happens to blood glucose levels when they are low?

Back

The pancreas releases glucagon into the blood.

Front

What type of feedback mechanism is involved in maintaining homeostasis?

Back

Negative feedback is involved in maintaining homeostasis.

Front

Define homeostasis.

Back

Homeostasis is the process by which living organisms maintain a stable internal environment.

Front

What is the role of the pancreas in blood sugar regulation?

Back

The pancreas regulates blood sugar levels by releasing insulin and glucagon.

Front

What is negative feedback?

Back

Negative feedback is a mechanism that counteracts a change to bring a system back to its set point.

Front

What is the function of insulin?

Back

Insulin lowers blood glucose levels by facilitating the uptake of glucose into cells.

Front

What is the function of glucagon?

Back

Glucagon raises blood glucose levels by promoting the release of glucose from the liver.