Fend is no longer used very much, but here are two places you might see it (it generally means to ward off, to repel, to keep something away from oneself): Because he no longer has his big brother to protect… Full Answer
Vertebrate animals have something called an immune system. It consists of several types of white blood cells. They work in tandem to detect pathogens, then engulf them or attack them with antibodies to destroy them.
Nondeadly force can be used to repel either a nondeadly attack or a deadly attack. Deadly Force may be used to fend off an attacker who is using deadly force but may not be used to repel an attacker who… Full Answer