natremia The presence of sodium ions in the blood. Derived terms . dysnatremia; hypernatremia; hyponatremia; natremic; Translations
A reflex arc is a nerve pathway in the body of humans and some animals that connects certain muscle groups to others, without involving the brain. These sorts of pathways primarily control involuntary movements in response to some sort of stimulus.
A reflex arc is a type of nerve pathway that connects certain muscle groups to others without involving the brain. Tapping the petellar tendon with a reflex hammer will trigger the knee jerk reflex.Nerve impulses in reflex situations travel along sensory neurons.op 10 facts about the world. A reflex arc is a nerve pathway in the body of humans and some animals that connects certain muscle groups to others, without involving the brain. These sorts of pathways primarily control involuntary movements in response to some sort of stimulus.