<span>Mannitol reduces the intracranial hypertension in patients with head injury. this chemical which is a sugar- alcohol lowers the viscosity of the blood and thus reducing the blood volume. Head injury may lead to increased intracranial pressure and volume. It is also believed that mannitol acts by reducing brain water.</span>
Answer:
D.both A and B
Explanation:
because if there some option,like abcd and the letter d. is both a and b that is the correct answer.
Answer:
Turtles hide their heads in their shells for protection. (behavioural adaptation)
camels have long eyelashes to protect their eyes from sand. (structural adaptation)
humans sweat to maintain a constant body temperature. (physiological adaptation)
the answer is epipelagic zone
