Pertussis (Whooping Cough) Pertussis, also known as whooping cough, is a highly contagious respiratory disease. It is caused by the bacterium Bordetella pertussis. Pertussis is known for uncontrollable, violent coughing which often makes it hard to breathe. After fits of many coughs, someone with pertussis often needs to take deep breaths which result in a whooping sound.
The carotenoids are red, orange, and yellow pigments synthesized by all green plants and some microbes. They have an essential function in photosynthesis and in attracting the attention of animals.he carotenoids are red, orange, and yellow pigments synthesized by all green plants and some microbes. They have an essential function in photosynthesis and in attracting the attention of animals.
odontoid process (ÅdonÂ´toid), n the toothlike projection that rises perpendicularly from the maxillary surface of the body of the second cervical vertebra or axis, which serves as a pivot point for the rotation of the atlas, or first cervical vertebra, enabling the head to turn in a horizontal plane.