![Medical Quiz](https://medicalquiz.net/files/logo.png)
★ Nervous System Quiz
This is the negatively charged ion inside the neuron:
A. Sodium
B. Potassium
C. Protein
D. Electron
E. Neutron
Select your answer:
![](https://medicalquiz.net/files/wait.gif)
Topics:
A&P Musculoskeletal Lungs Properties of the Hair Terms for The Skeletal System Excretory System HFT Vitamins Skeletal System Homeostatic Imbalances Nutrition and Human Digestive System Biodiversity Nephrology (Hemodialysis) Renal Replacement Therapies Nutritional Trivia Anatomy Muscles Cardiovascular Physiology - Function CABG SurgeryOther quiz:
Nervous System › ViewWhich of the following are controlled in the frontal lobe of the cerebral cortex?
A. Vision
B. Speech
C. Hearing
D. Sensory impulses
Immunology › View
The CD154 molecule on Th cells is also known as
A. CD40L
B. CD95L
C. CD3
D. CD79