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Answer 1

Answer:

1. end-stage renal disease

2. Urea, a nitrogenous waste material, is the end product excreted in urine when ammonia is metabolized by animals, such as mammals.

3. The liver produces and breaks down proteins as well. The byproduct of breaking down amino acid proteins is called ammonia, which can be toxic to the body in large amounts. The liver turns the toxic ammonia into a substance called urea

4. human cochlea

5. Synapse, also called neuronal junction, the site of transmission of electric nerve impulses between two nerve cells (neurons) or between a neuron and a gland or muscle cell (effector). A synaptic connection between a neuron and a muscle cell is called a neuromuscular junction.

Explanation:

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