BIO 122 Circulatory System and Blood Practice Quizzes
Veins of the upper arm include the ________ vein(s).
) basilic b) cephalic c) brachial
Plasma composes about ________ percent of whole blood, and water composes ________ percent of the plasma volume.
55; 92
One of the important properties of blood is the pH. In a healthy individual, the blood pH range is maintained at:
7.35-7.45
If a child with Rh positive antigen is born having Rh disease (anemia, jaundice), then his mother most probably was:
Rh negative
A condition that results in a decrease in the oxygen-carrying capacity of the blood is known as:
anemia
Branches of the popliteal artery include the
anterior tibial artery
Choose the correct sequence for the flow of blood from the heart to the hand:
aorta a., brachiocephalic a., brachial a., ulnar a. and radial a.
Elastic fibers in the walls of which vessels are stretched as the heart beats?
arteries
Blood flows from the heart first to:
arteries, then arterioles, then capillaries, then venules, then veins
The two vertebral arteries fuse to form a large artery, the
basilar artery
The color of a patient with jaundice is due to:
bilirubin
The systemic circuit delivers oxygenated blood to ________ and returns blood to the ________.
body organs; right atrium
The vein that is formed from the fusion of the subclavian with the internal and external jugulars is the ________ vein.
brachiocephalic
The disease sickle cell anemia is an example of what can happen if
c) a gene for adult hemoglobin is abnormal.
RBCs move single file through this structure.
capillary
Which of the following is not a characteristic of venous valves?
channeling blood away from the heart
Capillaries that have a complete lining are called
continuous capillaries
The main function of the heart is to:
create pressure to circulate the blood
Platelets are
cytoplasmic fragments of large cells
Vasoconstriction of the arterioles would have which of the following effects in the amount of blood flowing through the arterioles:
decrease
A thrombosis in a particular area would lead to:
decreased blood flow in that area
The ________ divides the aorta into the thoracic aorta and the abdominal aorta.
diaphragm
Anemia (not the cause of anemia) specifically is defined as:
diminished oxygen-carrying capacity in the blood
Blood from capillaries on the superior surface of the foot drain into a(n)
dorsal venous arch
The ligamentum arteriosum is the remnant of the fetal
ductus arteriosus
The oxygenated blood flowing from the placenta to the fetus through the umbilical vein enters the fetal circulatory system by way of the:
ductus venosus
The foramen ovale in the fetal heart is located in the
e) interatrial septum.
A blood clot that forms in a blood vessel in the leg and finds its way to a blood vessel in the lung is best described as a(n):
embolus
The process of red blood cell production is called
erythropoiesis
The ________ vein is formed by the fusion of the greater saphenous vein, femoral vein, and deep femoral vein.
external iliac
The external iliac artery becomes the ________ artery as it enters the lower limbs.
femoral
Capillaries with a perforated lining are called
fenestrated capillaries
A plasma protein essential for blood coagulation is
fibrinogen
At the arteriole end of a capillary, oxygen and nutrients diffuse:
from the capillary into the interstitial space
Compared to arteries, veins
have thinner walls
The superior vena cava collects blood from the
head, chest, and upper limbs
More than 95 percent of the protein in a red blood cell is
hemoglobin
Some rat poisons contain a toxin that blocks the liver's ability to utilize vitamin K. Animals that consume this poison would die of
hemorrhage
An Rh negative mother could possibly make antibodies against:
her Rh positive child's red blood cells
In which direction would fluid move between the interstitial fluid (fluid around cells) and the capillary at the venule end of the capillary?
into the capillary
Each of the following is a characteristic of whole blood except
its viscosity is about the same as that of water
Which organ secretes most of the plasma proteins?
liver
Pulmonary arteries carry blood to the
lungs
All of the following are components of the cardiovascular system except
lymph vessels
Type O blood has:
neither A or B antigens
During a bacterial infection you would expect to see increased numbers of
neutrophils
The formed element of blood that is produced in the red bone marrow and functions in blood clotting is the:
platelet
At the knee, the femoral artery becomes the ________ artery.
popliteal
The part of the circulatory system that is different from the standard circulatory pattern in that blood flows from capillary into vein and then into sinusoids (for example, in the liver) is called a:
portal system
Blood flow through a capillary is controlled by the
precapillary sphincter
The chief differences between plasma and interstitial fluid involves the concentration of
proteins
Choose the sequence below which will allow blood to clot:
prothrombin, thrombin, fibrinogen, fibrin, clot
Which of the following contain the protein hemoglobin that enables them to carry oxygen?
red blood cells
The ________ artery is the kidney's sole blood supply.
renal
Blood returning from the systemic circuit enters the
right atrium
A patient with atherosclerosis has a great tendency toward thrombosis. This can be attributed to:
rough spots on the lining of blood vessels
When blood is fractionated, its components are ________ for the purpose of analysis.
separated
The organ which is important in the destruction of aging red and white cells and platelets is the:
spleen
After entering the arm, the axillary artery becomes the ________ artery.
subclavian
Near the carotid sinus,
the common carotid divides into an internal and an external branch.
Most of the protein factors that are required for clotting are synthesized by
the liver
Which statement is NOT true of veins?
they always carry deoxygenated blood
Fibrinogen changes to fibrin due to the direct influence of:
thrombin
Which of the following conditions is due to a shortage of platelets?
thrombocytopenia
Arteries that directly supply the plantar portion of the foot branch from the posterior ________ artery.
tibial
The normal composition of blood includes cholesterol, glucose, and blood cells.
true
The normal composition of blood will include proteins, urea, lipids and CO2.
true
Which of the following layers of a vessel contains collagen fibers with scattered bands of elastic fibers?
tunica externa
Which of the following is the innermost layer of a blood vessel?
tunica intimia
The layer of the arteriole wall that can produce vasoconstriction is the
tunica media
The muscular layer of a blood vessel is the
tunica media
Which layer of a blood vessel contains concentric sheets of smooth muscle tissue?
tunica media
The large vessels that return blood to the heart are called
veins
The most common congenital heart defect is
ventricular septum defect
The most abundant component of plasma is
water
Blood from the brain returns to the heart through the ________ vein.
internal jugular
The average lifespan of a red blood cell is
4 months
A typical adult hematocrit is around
45
The volume of blood in the body of an average adult is about:
5-6 liters
In the fetal circulatory system, the ductus arteriosus is:
a vessel connecting the pulmonary artery with the aorta
The condition resulting from a plasma pH below 7.35 is:
acidosis
Whole blood is poured into a test tube. If you want to keep this blood from clotting you would:
add heparin
While the composition of blood is similar to that of lymph, lymph does not contain:
high molecular weight proteins
Plasma proteins essential in body defense are the
immunoglobulins
Blood is drained from the lower portion of the large intestine by the
inferior mesenteric vein
Pernicious anemia caused by a lack of intrinsic factor is specifically treated by
injections of vitamin b12