Membrane Transport, Digestive & Respiratory Systems

Front

What is another word for your windpipe?

Back

Trachea

Front

What is diffusion?

Back

When molecules move from a high concentration to a low.

Front

The process of breathing is called __________.

Back

Respiration

Front

The alveoli is where ________, that was inhaled, is exchanged for _________, which is exhaled.

Back

Oxygen, carbon dioxide

Front

What is osmosis?

Back

The movement of water molecules through a semi-permeable membrane from a region of low solute concentration to a region of high solute concentration.

Front

What is active transport?

Back

The movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy.

Front

What is the function of the esophagus?

Back

To transport food from the mouth to the stomach.

Front

What are the main functions of the respiratory system?

Back

To facilitate breathing, exchange gases (oxygen and carbon dioxide), and regulate blood pH.

Front

What is the role of alveoli in the lungs?

Back

To provide a large surface area for gas exchange between the air and blood.

Front

What is the difference between breathing and respiration?

Back

Breathing is the physical process of inhaling and exhaling air, while respiration is the biochemical process of converting oxygen and glucose into energy.