NCLEX-PN Blood Vessels and Circulation — practice questions
18 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice NCLEX-PN Blood Vessels and Circulation in the app →An artery is defined as a blood vessel that carries blood in which direction?As an artery moves away from the heart, it branches into vessels that are:The hollow passageway through which blood flows in a vessel is called the:Arteries and veins transport blood in how many distinct circuits?The two circuits of circulation are named the pulmonary circuit and the:Arteries and arterioles have walls that are, compared with veins and venules:Arteries have thicker walls because they receive blood surging at a pressure that is:Compared with arteries, venules and veins withstand a pressure that is:Systemic arterial blood pressure is recorded as a ratio of how many numbers?A blood pressure of 120 over 80 is expressed as systolic pressure over:Which reading is given as a normal adult blood pressure?Which components of arterial blood pressure are named alongside systolic and diastolic?The endothelium releases local chemicals called endothelins that can do what to smooth muscle?Endothelins constricting vessel smooth muscle have what effect on blood pressure?In arteries, vasoconstriction makes the lumen narrower and has what effect on blood flow?Vasoconstriction in arteries occurs when smooth muscle contracts in which layer?The endothelium is described as physiologically critical to regulating capillary exchange and altering:A vessel carrying blood at high pressure close to the heart will have walls that are: