Arachnids, spider species, most have venom to subdue prey, which run through preys, circulatory system, the venom partially digest the prey to make it digestible for the spider, so they drink the partially digested blood to gain nutrients..
The rapid depolarization phase of the action potentials of myocardial contractile cells is due to Na⁺ ion.
The depolarization is caused when Na⁺ ions rapidly enters into neuron through open sodium channels. Sodium ions plays important role in various physiological process such as regulating blood volume, ph regulation, maintaining blood pressure, energy metabolism,osmotic equilibrium, excitation-contraction coupling, maintenance of cellular homeostasis, development and growth.
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Answer: Poisoned Barn Owls can die slowly or live with a poison remnant in their body, according to research. After eating three mice carrying the toxin Brodifacoum, a Barn Owl usually dies in 6 to 17 days.
The correct answer is amygdala.
The amygdala is the part of the limbic system of the brain located within the temporal lobe. The functions of the amygdala include the processing of memory, emotional responses (fear, anxiety, and aggression), decisions.. It’s also a brain structure involved in turning on the stress response and actions that are related to stress and self-defense.
