You have been gardening in a squatting position for 20 minutes. you stand up quickly to answer the phone and feel light headed. after about 10 seconds more you feel fine again. what was the cause and correction of your faint feeling? cause: low blood pressure due to low blood volume correction: kidney made less urine, thus increasing blood volume and blood pressure cause: low blood pressure due to too much vasodilation correction: increased angiotensin ii formation that caused massive vasoconstriction cause: low blood pressure due to too low cardiac output correction: sympathetic nervous system activation from a baroreceptor signal cause: increased blood pressure due to too high blood volume correction: anp secretion from heart to reduce blood volume & thus blood pressure