CHAPTER 2: Respiration

Which of the following are features of the alveoli that adapt them to gas exchange? I. High surface area II. Thin walls III. Dry surfaces

Alveolus is effective for gaseous exchange due to the wall is _____________

Cigarette tar is normally labelled as "tar" which is acronym for "total aerosol residue" TRUE OR FALSE

Inhaled gas is

Gas exchange is needed to supply _____________ to cells and remove __________________

Gills are made up of two rows of fine filaments that have many thin and flat projections known as _________

A person who does not smoke but inhales cigarette smoke is known as a____

Breathing is the process of inhaling and exhaling air by the lungs, TRUE OR FALSE

Other than lungs, frogs usually use their _____________ for gaseous exchange.

During inhalation, F will

Carbon monoxide combine with haemoglobin become ...

condition of the alveoli in the lungs which are damaged by harmful substances in the air

Oxyhaemoglobin form from combination of oxygen and____________

Exhaled gas is

Name C

Stoma is bounded by a pair of...

Nostril - trachea - X - bronchioles - alveolus. So X is,

Stomata of plants closed when _______________ and_____________

Name B

It is a tiny air sacs and looks like grape