Final answer:
A patient with blood pressure of 70/45, exhibiting confusion and thirst, is likely in hypotensive shock due to significant hypovolemia, necessitating prompt medical intervention.
Step-by-step explanation:
The patient you are describing with a blood pressure of 70/45, confusion, and complaints of thirst likely has significant hypovolemia and is in a state of hypotensive shock. The low blood pressure indicates a reduced volume of circulating blood, a condition that can result in inadequate delivery of oxygen and nutrients to the tissues. Thirst is a common symptom of dehydration, which may contribute to hypovolemia. Confusion suggests that the brain is not receiving adequate blood flow, possibly due to the low blood pressure. This can be a sign of a life-threatening condition and requires immediate medical attention to address the underlying causes and restore adequate circulation.