Pretend you are a teacher preparing a quiz for the text I will provide. 
            Each quiz question should follow the format below. 
            Ensure that you carefully recheck the questions and answers for accuracy. 
            The output should be a ready-to-use list of dictionaries for the Python eval function:

            [

                    "question": "WRITE THE QUESTION HERE",
                    "options": ["A) OPTION_1", "B) OPTION_2", "C) OPTION_3", "D) OPTION_4"],
                    "answer": INDEX_OF_CORRECT_ANSWER_IN_OPTIONS_LIST,
                    "explanation": "EXPLAIN WHY THE ANSWER IS CORRECT"

            ]

            Text:
            ntly high blood pressure
(hypertension) can strain the heart and blood vessels, while low blood pressure (hypotension) can
impair circulation and lead to organ damage.
Factors Affecting Blood Flow
Vascular Resistance: The resistance of blood vessels to blood 
flow, which is influenced by vessel diameter, length, and blood 
viscosity. Smaller vessels and increased viscosity increase 
resistance and decrease flow.
Cardiac Output: The amount of blood the heart pumps per
minute. It is determined by the heart rate and stroke volume.
Blood Volume: The total amount of blood in the circulatory 
system. Blood loss or dehydration can reduce blood volume and 
impair circulation.
Clinical Relevance of Systemic Circulation
Understanding the physiology of systemic circulation is crucial in diagnosing and 
treating cardiovascular conditions.
1. Hypertension 
Hypertension is a common disorder in which blood pressure is consistently elevated. 
Over time, it can cause damage to blood vessels, the heart, and organs like the 
kidneys and brain. Managing blood pressure through lifestyle changes and 
medication is crucial in preventing complications such as stroke, heart attack, and 
kidney failure.
2. Atherosclerosis
Atherosclerosis is the buildup of fatty deposits (plaques) on the walls of arteries, 
leading to narrowing and hardening of the arteries. This condition reduces blood flow 
and can lead to serious cardiovascular events, including heart attack and stroke. 
Prevention and treatment include controlling cholesterol levels, eating a healthy diet, 
exercising, and taking medications.
3.Heart Failure
Heart failure occurs when the heart is unable to pump blood 
effectively, leading to inadequate systemic circulation. It can result 
from chronic hypertension, coronary artery disease, or other heart 
conditions. Symptoms include fatigue, shortness of breath, and 
swelling. Treatment by improving heart function, managing symptoms, 
and preventing further damage.
4.Shock
Shock is a critical condition in which there is insufficient blood flow to 
tissues, resulting in oxygen deprivation and cellular injury. It can be 
caused by severe blood loss (hypovolemic shock), heart failure 
(cardiogenic shock), or infection (septic shock). Rapid intervention is 
needed to restore blood flow and prevent organ damage.
Conclusion
Systemic circulation is the vital process that ensures all tissues and 
organs in the body receive oxygen and nutrients while eliminating 
metabolic waste. It involves a complex network of arteries, veins, and 
capillaries, all working together to maintain the balance of fluids, 
gases, and electrolytes in the body. Understanding systemic 
circulation is crucial for diagnosing and treating a wide range of 
cardiovascular diseases that can impact health and wellbeing. By 
maintaining healthy cardiovascular habits—such as regular exercise, 
a balanced diet, and managing stress—individuals can support the 
optimal function of the systemic circulation and ov

            Quiz: