★ Respiratory and Urinary Quiz
Before the kidney filter it out, where does urea exist?
A. In your intestines
B. In your liver
C. In your stomach
D. In your bloodstream
Select your answer:
Topics:
Neurons Properties of Hair and Scalp Muscular System Circulatory & Respiratory Fish Health Management Parkinson Disease RDA Dental Caries EM Spectrum Common Diseases in Human Beings Genetic Engineering Monoclonal Antibodies Non-Communicable Disease Genetic Diseases Skin Growth Body Fluids and Blood CellsOther quiz:
Organ Systems › ViewWhich of the following correctly lists organs of the respiratory system?
A. lungs, stomach, pharynx
B. nose, pharynx, intestines
C. nose, trachea, lungs
D. stomach, gall bladder, tongue
How the Eyes work › View
It controls the amount of light that enters the pupil.
A. iris
B. retina
C. eyebrow