Hot answers tagged

6

There is ongoing research on this topic, but there is a theory known as inhibition theory. See this from here: Directed attention fatigue occurs when a particular part of the brain’s global inhibitory system is overworked due to the suppression of increasing numbers of stimuli. This temporary condition is not a clinical illness or a personality disorder. ...


6

Although this seems to be a simple question on the exterior, the answer is going to be confusing and unclear because we still don't know the answer exactly. Short answer - MACs are bactericidal not because of water gushing in. It is due to other mechanisms effected by damage to membrane integrity. Long answer First of all, I am assuming you already know ...


2

The blood pressure is the exertion of force upon the blood vessels by the blood fluids. Thus having less fluids will results in decreased pressure.


1

I think the problem you're having is in the way you're thinking that all contracted muscle shortens, and all relaxed muscle lengthens. But the cilia is different. The ciliary muscle is a circular or radial muscle (like the orbicularis oris of the mouth.) Thinking of it like a sphincter muscle is much more helpful. The ciliary muscle is attached at its ...


1

As I understand the main purpose of the gallbladder is to ensure the full digestion fatty or otherwise difficult or complex foods to digest in support of the liver. Both rats and mice breastfeed for about the same amount of time 4-5 weeks. Rats typically have a longer life cycle than mice. But there are more specific reasons why some mammals don't have or ...


1

You are correct. The pharmacokinetics are different, but also quite similar. The good thing is that we know what most of those differences are and can account for them when we scale models from animal species to humans. Conducting pharmacokinetic studies in animals before conducting studies in humans is necessary and useful for a few reasons. The Dose-...



Only top voted, non community-wiki answers of a minimum length are eligible