Answer:
b. causes constriction of cerebral blood vessels in response to a drop in systemic blood pressure
Explanation:
No matter what happens or fluctuations occur in the blood pressure of body the blood pressure to the brain is always kept constant by the necessary changes and means possible. The blood value is always maintained at 50mL per 100g of Brain Tissue. The constriction of blood vessel keep the blood pressure normal to the brain in case of low blood pressure. Otherwise, it can have deadly consequences.
1) The law of orbits. This is when all planets move in elliptical orbits, with the sun at once focus.
2) The law of areas. A line that connects a planet to the sun sweeps out equal areas in equal times.
3) The law of periods. The square of the period of any planet is proportional to the cube of semimajor axis of its orbit.
These laws were derived for orbits around the sun, but they apply to satellite orbits also. I hope this helps! ~Mia
Answer:
Her zaman allahın emir ve rızası daha önemlidir
Allah kafirlere zaman vermiltir ama zamanı geldiğinde de cezalandırmıştır
