A&P BLOOD VESSELS FINAL 2025 ASSESSMENT WITH 100+ QUESTIONS AND 100% CORRECT ANSWERS // GRADED A+

A&P BLOOD VESSELS FINAL 2025 ASSESSMENT WITH 100+
QUESTIONS AND 100% CORRECT ANSWERS // GRADED A+


A patient with essential hypertension might have pressures of 200/120
mm Hg. This hypertensive state could result in all of the following
changes EXCEPT ________. VERIFIED ANSWER decreased size of
the heart muscle


A person suddenly gaining significant amounts of adipose tissue can
expect all of the following physiological changes except one. Which of
the following is least likely to occur with a sudden and significant gain
in adipose tissue? VERIFIED ANSWER lower heart rate and reduced
blood flow


A thrombus (blood clot) in the first branch of the arch of the aorta would
affect the flow of blood to the ________. VERIFIED ANSWER right
side of the head and neck and right upper arm


An increase in blood viscosity will cause an increase in peripheral
resistance. VERIFIED ANSWER true


An obstruction in the superior vena cava would decrease the flow of
blood from the head and neck to the heart. VERIFIED ANSWER true


Arterial pressure in the pulmonary circulation is much higher than in the
systemic circulation because of its proximity to the heart. VERIFIED
ANSWER false

,Arteries supplying the same territory are often merged with one another,
forming arterial anastomoses. VERIFIED ANSWER true


Arteriolar blood pressure increases in response to all but which of the
following? VERIFIED ANSWER falling blood volume


Atherosclerosis causes elastic arteries to become less stretchy. How does
this affect pulse pressure? VERIFIED ANSWER Pulse pressure is
chronically decreased.


Blood flow is ________ proportional to the difference in blood pressure.
Blood flow is ________ proportional to the total peripheral resistance.
VERIFIED ANSWER directly; inversely


Blood flow to the skin ________. VERIFIED ANSWER increases when
environmental temperature rises


Brain blood flow autoregulation ________. VERIFIED ANSWER is
abolished when abnormally high CO2 levels persist


Cerebral blood flow is regulated by ________. VERIFIED ANSWER
intrinsic autoregulatory mechanisms


Due to the branching of arteries the type of arteries that would be most
numerous would be ________. VERIFIED ANSWER arterioles

, During a marathon which of the following hormones is least likely to be
released by the runner? VERIFIED ANSWER atrial natriuretic peptide
(ANP)


Each of the following describes the action of aldosterone except one.
Which of the following does NOT describe the activity of aldosterone
hormone? VERIFIED ANSWER It will result in higher sodium levels in
the urine.


Factors that aid venous return include all EXCEPT ________.
VERIFIED ANSWER activity of skeletal muscles


Histologically, the ________ is squamous epithelium supported by a
sparse connective tissue layer. VERIFIED ANSWER tunica media


If a person has lost a significant amount of blood but still maintains a
normal blood pressure it does not necessarily mean that the person is
maintaining adequate perfusion. Which of the following best explains
why this is so? VERIFIED ANSWER Blood vessels are constricting
causing greater peripheral resistance.


If a person were to have substantial blood loss, you would expect to see
all of the following physiological events to happen EXCEPT one. Select
the least likely response to substantial blood loss. VERIFIED ANSWER
decreased heart rate