When you step on a sharp rock, your<span> leg</span> goes<span> upward and just a moment later you feel pain in your foot. The fact that your leg goes upward is caused by automatic reflex actions by neuron combinations called reflex arcs. Stepping on a sharp rock for example, a sensory neuron </span><span>transports an impulse to an </span><span>interneuron in the spinal cord. The interneuron come together with motor neurons that pull your foot away from the sharp </span>object. The<span> interneuron also come together with motor neurons that control the muscle </span>leg. The muscle legs adjust your position so you don not fall over. The interneuron come together with the other neurons so that you become conscious about what just happened and can take some actions.<span> </span>
Explanation:
The pulse of the bodies raises for the first 20 seconds after sitting for a prolonged period of time and then to a standing position. It should, however, return to normal afterwards. The heartbeat of the body decreases because as you travel the blood needs to flow to the active areas and the blood flows downward from gravity, however you still need to pump blood to your brain. The rise in blood demand makes the heart pump more rapidly.
Energy is transferred from the Sun to Earth mainly by .
D. electromagnetic waves. ✔
Wilma may have blood in the urine, a loss of appetite, a lump in the side or abdomen, anemia, a pain in the side that doesn't go away, fevers that last for weeks and are not caused by any infection or cold, extreme fatigue and weight loss that occurs for no reason.