lbbbio8 - act 7b

What is the term used for the exchange of gases?

• Photosynthesis

• Respiration

• Digestion

• Circulation

Which gas is obtained from the environment for metabolism?

• Carbon Dioxide

• Nitrogen

• Oxygen

• Hydrogen

What is the by-product of metabolism that is released into the environment?

• Nitrogen

• Oxygen

• Carbon Monoxide

• Carbon Dioxide

How many stages does the respiration process consist of?

• Two

• Four

• One

• Three

Which respiratory organs do frogs and toads utilize?

• Lungs, Heart, Liver

• Skin, Stomach, Brain

• Lungs, Skin, Mucous lining of the mouth

• Kidneys, Intestines, Pancreas

What are the chambers of the lungs called?

• Bronchi

• Diaphragm

• Alveoli

• Trachea

Where are the vocal cords located?

• Trachea

• Larynx

• Bronchus

• Pharynx

What connects the mouth cavity with the cavities of the middle ear?

• Larynx

• Trachea

• Bronchus

• Eustachian tube

What is the opening at the posterior region of the pharynx called?

• Nostrils

• Glottis

• Eustachian tube

• Larynx

What is the structure that supports or stiffens the larynx?

• Alveoli

• Cartilages

• Capillaries

• Bronchi