The Cardiovascular System: Blood a.

A cell targeting itself

LCQ S.18.1h b. A cell targeting a neighboring cell
1. You are in oxygen deficit as you start to exercise. Will c. Synaptic signaling
hemoglobin have a higher or lower affinity for oxygen
d. A cell targeting a distant cell through the bloodstream
compared to resting conditions?
3. Myeloid stem cells give rise to what type of leukocytes?
a. Higher
a. Granular
b. Lower
b. Agranular
c. No change
c. Both
d. Impossible to tell with the given information
d. Neither
2. Whole blood moving from an area of higher to lower
concentration is an example of . Solutes crossing a
membrane to equalize concentration is an example of .
LCQ S,18.3e
a. Bulk flow; bulk flow
1. In vascular spasm, blood vessels
b. Diffusion; bulk flow (vasoconstrict/vasodilate). This allows (more/less)
blood to reach the site of blood vessel rupture.
c. Bulk flow; diffusion
a. Vasoconstrict; less
d. Bulk flow; osmosis
b. Vasoconstrict; more
3. Fick’s Law states that the diffusion rate of a gas will
increase with greater surface area for diffusion, greater c. Vasodilate; more
concentration gradient of the ions, and greater
membrane permeability. It will decrease with increasing d. Vasodilate; less
membrane thickness. The biconcave shape of an 2. Which of the following triggers the common pathway to
erythrocyte increases which factor of Fick’s Law? be activated at the end of both the extrinsic and intrinsic
a. Surface area pathways of

b. Concentration gradient blood coagulation?

c. Membrane permeability a. Release of factor X

d. Membrane thickness b. Release of factor III

4. You have a case of strep throat. Which of the following c. Ca2+ release
extremely common granular leukocytes will have d. Release of factor IX
elevated levels in your blood?
3. Clotting factors activate more clotting factors. This is an
a. Basophils example of a (positive/negative) feedback loop.
b. Eosinophils a. Positive b. Negative
c. Lymphocytes 4. Vitamin K is used in our liver to produce many clotting
d. Neutrophils factors. In which ways do we maintain healthy vitamin
K levels in our bodies? Please select all that apply.
a. Diet
LCQ S,18.2c
b. Sunlight
1. With consistent treadmill running, our body’s need for
oxygen increases. Therefore, we need more oxygen c. Produced by bacteria
carried to our tissues, which is accomplished by a/an d. Our bodies convert foods to vitamin K
production of erythropoietin by the liver. This helps
diminish the oxygen deficit, so we call this homeostatic
mechanism .
LCQ S,18.4a
a. Increased; negative feedback
1. A patient with B− blood, who has never been exposed to
b. Decreased; negative feedback the Rh antigen, receives a blood transfusion from
someone B+. Will an agglutination reaction occur?
c. Increased; positive feedback
a. Yes b. No
d. Decreased; positive feedback
2. You have blood with antibodies against both A and B
2. In which of the following situations would a cytokine be antigens. What blood type are you?
released to affect change in the body? Please select all
that apply. a. A
b. B
c. AB c. Pressure; resistance
d. O d. Concentration; pressure
3. Say you have type B blood. Antibodies against which 5. Sally is donating plasma tomorrow and the blood drive
antigens are present?
issues a recommendation of how to prepare for it. Which
a. B
of the following recommendations will they issue?
b. A
a. Drink a lot of water on the day prior to and the day of
c. Antigens A and B
your appointment.
d. Neither antigens A nor B
b. Eat fatty foods on the day of your appointment.
4. There is a patient in the emergency room that needs a
c. Eat a lot of carbohydrates on the day of your
blood transfusion. The patient has type AB blood.
Which of the following people would they be able to appointment.
accept the transfusion from? Please select all that apply.
6. What is the most abundant plasma protein? Where is it
a. Person with type A blood
produced?
b. Person with type B blood
a. Globulins; The kidneys
c. Person with type O blood
b. Fibrinogen; The liver
d. Person with type AB blood
c. Albumin; The kidneys
d. Albumin; The liver
CRQ S,18.1
7. Which of the following features of erythrocytes
1. All of the following are functions of the blood except: contribute to their oxygen-carrying capacity? Please
select all that apply.
a. Transportation of oxygen, carbon dioxide, nutrients,
a. Smooth surface
wastes, and electrolytes throughout the body
b. Biconcave shape
b. Defense against pathogens that enter the body
c. Lack of organelles
c. Production of hormones and plasma proteins
d. Abundance of organelles
d. Regulation of body temperature
8. Which of the following are true of hemoglobin? Please
2. Which blood component is the least dense, therefore
select all that apply.
rises to the top of the tube after being spun in the
a. Deoxygenated hemoglobin contains no bound oxygen
centrifuge?
molecules.
a. White blood cells
b. Hemoglobin consists of four subunits, each containing
b. Plasma
an iron ion.
c. Erythrocytes
c. Hemoglobin’s breakdown products, such as biliverdin
d. Platelets
and bilirubin, are added to the bile and excreted in the
3. You are lying in bed scrolling on your phone when
feces.
you realize you lost track of time and are now late to
d. In oxygen-poor conditions, the affinity of hemoglobin
class.You jump out of bed and start running. The blood
vessels supplying your digestive system will and those that for oxygen increases.
supply skeletal muscle will .
9. Which of the following individuals would be expected
a. Vasoconstrict; vasoconstrict to
b. Vasodilate; vasodilate have the lowest hematocrit?
c. Vasoconstrict; vasodilate a. A menstruating person with high muscle mass
d. Vasodilate; vasoconstrict b. A nonmenstruating person with low muscle mass
4. Electrolytes like Na+ and K+ cross membranes due c. A nonmenstruating person with high muscle mass
to gradients, and blood flows due to gradients. d. A menstruating person with low muscle mass
a. Pressure; concentration 10. Which of the following is the least common type of
b. Resistance; pressure leukocyte? What is a feature of their function?
a. Eosinophils; destroy bacteria a. Positive
b. Neutrophils; destroy bacteria b. Negative
c. Basophils; release histamine c. Impossible to tell with the given information
d. Basophils; poison parasites that enter the body 4. Which clotting factor stabilizes the insoluble fibrin clot?
a. Clotting factor I b. Clotting factor III
CRQ S,18.2 c. Clotting factor X d. Clotting factor XIII
1. Where do hematopoietic stem cells reside? 5. Which of the following are true of the intrinsic pathway
of blood coagulation? Please select all that apply.
a. The blood plasma b. The kidneys
a. It begins in the bloodstream.
c. The adrenal cortex d. The bone marrow
b. It is initiated by trauma that breaks the wall of a blood
2. Erythropoiesis is a homeostatic regulator of oxygen.
Does the process follow a positive or negative feedback vessel.
loop?
c. It merges with the extrinsic pathway into a common
a. Positive feedback
pathway that completes the blood coagulation.
b. Negative feedback
d. It has a faster response time than the extrinsic
c. Impossible to tell with the given information
pathway.
3. Suppose you have a condition in which your body does
6. Vitamin K is required to produce which of the following
not release sufficient amounts of thrombopoietin. Which
clotting factors? Please select all that apply.
of the following homeostatic mechanisms would be
a. Prothrombin b. Antihemolytic factor A
impaired?
c. Hageman factor d. Proconvertin
a. Nutrient regulation
7. In the absence of bradykinin, what step(s) of fibrinolysis
b. Waste products filtering out
could not happen? Please select all that apply.
c. Blood clotting
a. Breaking down the fibrin of the clot
d. Body temperature regulation
b. Vasodilation of the previously constricted vessel
4. Which of the following cell types develop from
lymphoid stem cells through leukopoiesis? Please select c. Stabilization of contractile proteins in the platelets
all that apply.
d. Restoration of normal circulation
a. Platelets b. T cells
c. Natural killer cells d. B cells
CRQ S,18.4
1. A person with type A blood expresses which of the
CRQ S,18.3
following antigens on their red blood cells?
1. In vascular spasm, the damaged blood vessel
a. A
triggered by chemicals released by .
b. B
a. Vasodilates; platelets
c. Neither A nor B
b. Vasodilates; epithelial cells
d. Both A and B
c. Vasoconstricts; endothelial cells
d. Vasoconstricts; white blood cells
2. Which of the following substances released by platelets
function in activating further clotting chemicals? Please
select all that apply.
a. Adenosine diphosphate b. Serotonin
c. Prostaglandins d. Phospholipids
3. The platelet plug phase of blood clotting contributes
to homeostasis. Does it do so by using a positive or a
negative feedback loop?
CRQ S,18.4
(mini case 1: BT AND T)
1. When Jane’s blood was mixed on separate glass slides
with anti-A, anti-B, and anti-Rh antibodies, their blood
was agglutinated by the anti-B, but not by the anti-A or
anti-Rh antibodies. What is Jane’s blood type?
a. AB+
b. O−
c. B−
d. A+
2. Which type(s) of blood antibodies, if any, would you
expect to be found in Jane’s blood plasma?
a. Anti-B and anti-Rh
b. Anti-A and anti-B
c. None
d. anti-A
3. Which of the following blood types could be used as
donor blood, to eliminate the possibility of a transfusion
reaction? Please select all that apply.
a. O−
b. A+
c. B−
d. AB+
4. The blood bank reports that they have no blood that
matches Jane’s exact blood type. Which blood type is
the second choice and why?
a. AB+, because it is the universal donor
b. O−, because its red blood cells do not contain
antigens A, B, or Rh
c. B+, because its red blood cells contain the Rh factor
d. A−, because its red blood cells do not contain the
Rh factor