Definition noun A medical term used to refer to a condition or state in which a woman has never given birth to a child, or has never carried a pregnancy. Supplement Word origin: from Latin nūllus, none + parere, to give birth. Related forms: nulliparous (adjective). Compare: multiparity...
Myelin sheath is essential for a faster conductivity of signals. Know more about this feature of some neurons in the Cen..
A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..
This tutorial elaborates on how the nervous system works, particularly at the tissue level of the brain. There are three..
If New Zealand has lots of unique animals, it's also got a whole lot of unique plants. Find out more about some of them,..
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..
The nucleus containing the genetic material, DNA, and the mitochondria, well-identified as the "powerhouse of the cell",..
