If the position of a body is not changing with respect to a given frame of reference, the body is said to be at rest, motionless, immobile, stationary, or to have constant (time-invariant) position. An object's motion cannot change unless it is acted upon by a force, as described.
Giardia in Humans. Giardia is a microscopic parasite responsible for the diarrhea-related illness giardiasis. Also known as Giardia intestinalis or Giardia lamblia, this organism begins to multiply within the intestines after a person becomes infected.For more details on symptoms of giardiasis, treatment options, and different ways in which humans can become infected with this parasite, click Giardia.).
Guest Author: Jawad Ahmad. Giardia in dogs is one of the most common protozoal diseases in canines. Giardia symptoms are diagnosed through infections in the feces of infected dogs. Giardia symptoms require repeated faecal sample examination of dogs to detect their presence. Giardia is a protozoan one-celled parasite, which lives in the intestine of the infested animal.