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Questions and Answers
What is the term for an internal blood clot that is stationary?
What is the term for an internal blood clot that is stationary?
- Thrombus (correct)
- Embolus
- Varicose veins
- Vascular sinuses
What is the main function of capillaries?
What is the main function of capillaries?
- To transport oxygen and nutrients to the body
- To regulate blood pressure
- To allow for exchange of gases and nutrients between blood and tissues (correct)
- To filter waste products from the blood
What type of capillaries contain pores and are more permeable than continuous capillaries?
What type of capillaries contain pores and are more permeable than continuous capillaries?
- Continuous capillaries
- Varicose capillaries
- Fenestrated capillaries (correct)
- Sinusoid capillaries
What is the term for the interweaving network of capillaries?
What is the term for the interweaving network of capillaries?
What is the term for the volume of blood flowing through a vessel, an organ, or the entire body?
What is the term for the volume of blood flowing through a vessel, an organ, or the entire body?
What is the purpose of valves in veins?
What is the purpose of valves in veins?
What is the primary factor that affects blood pressure in the arteries when the ventricles contract?
What is the primary factor that affects blood pressure in the arteries when the ventricles contract?
Which of the following factors increases blood pressure?
Which of the following factors increases blood pressure?
What is the purpose of the respiratory pump in short-term blood pressure regulation?
What is the purpose of the respiratory pump in short-term blood pressure regulation?
What is the role of baroreceptors in the regulation of blood pressure?
What is the role of baroreceptors in the regulation of blood pressure?
What is the effect of epinephrine and norepinephrine on blood pressure?
What is the effect of epinephrine and norepinephrine on blood pressure?
What is the average blood pressure in the capillaries?
What is the average blood pressure in the capillaries?
What arteries branch off from the thoracic aorta?
What arteries branch off from the thoracic aorta?
What is the primary function of the hepatic portal vein?
What is the primary function of the hepatic portal vein?
Which arteries are responsible for supplying blood to the digestive system?
Which arteries are responsible for supplying blood to the digestive system?
What is the eventual destination of the blood from the lower body?
What is the eventual destination of the blood from the lower body?
What is the relationship between the hepatic artery and the liver?
What is the relationship between the hepatic artery and the liver?
What is the primary function of arterioles in the arterial system?
What is the primary function of arterioles in the arterial system?
What is the term for the obstruction or constriction of an artery leading to insufficient blood supply to an organ or body part?
What is the term for the obstruction or constriction of an artery leading to insufficient blood supply to an organ or body part?
What is the thinnest layer of a blood vessel?
What is the thinnest layer of a blood vessel?
What is the primary component of the tunica media?
What is the primary component of the tunica media?
What is the function of the precapillary sphincters?
What is the function of the precapillary sphincters?
What is the largest artery in the body?
What is the largest artery in the body?
Which hormone is released by the hypothalamus and causes kidneys to reabsorb water?
Which hormone is released by the hypothalamus and causes kidneys to reabsorb water?
What is the primary function of the kidneys in long-term blood pressure regulation?
What is the primary function of the kidneys in long-term blood pressure regulation?
What is the term for a condition where the blood pressure is too low due to blood loss, vomiting, or diarrhea?
What is the term for a condition where the blood pressure is too low due to blood loss, vomiting, or diarrhea?
Which of the following is an indirect mechanism of blood pressure regulation by the kidneys?
Which of the following is an indirect mechanism of blood pressure regulation by the kidneys?
What is the term for the condition where the blood pressure is too high?
What is the term for the condition where the blood pressure is too high?
What is the branch point of the brachiocephalic trunk, left common carotid artery, and left subclavian artery?
What is the branch point of the brachiocephalic trunk, left common carotid artery, and left subclavian artery?
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