What does Na+ represent? Select all that apply. a neutral sodium atom a sodium ion that has lost an electron a positively charged sodium ion a sodium ion that has gained an electron a negatively charge sodium ion

What is the function of the somatic nervous system? connects the brain and the spinal cord to the rest of the body carry signals to the muscles and glands includes all nerves controlling the muscular system and external sensory receptors controls internal organs like the heart and bladder

These are the components of the reservoirs of carbon that are exchanged in our environment.

What are some of the immune functions of the lymphatic system? a. cleaning red blood cells from the blood and creating lymph fluids b.transporting lymph to the tissues and creating lymph fluids c.removing infectious agents and making white blood cells d.making red blood cells and removing infectious agents