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ANIS-Final- Blood & Heart
ANIS-Final- Blood & Heart
46
Anatomy
Undergraduate 2
04/14/2009

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Cards

Term
Which of the following is true?
(A) mean blood pH is 7.0
(B) plasma is 89% water
(C)neutrophils cause inflammation
(D) mean blood temperature is 100.4 F
(E) none of the above
Definition
(D) mean blood temperature is 100.4 F
Term
Plasma proteins most responsible for the osmotic properties of blood are ________.
Definition
albumins
Term
The protein part of hemoglobin is called _______________.
Definition
globin
Term
Which of the following is true?
(A)Neutrophils make up 20%-30% of the WBC’s
(B)Eosinophils are major phagocytes.
(C)There are 4-6 million RBC’s per microliter of blood.
(D)Monocytes cause inflammation.
(E)none of the above
Definition
There are 4-6 million RBC’s per microliter of blood.
Term
Iron is carried in the blood in combination with a protein called _______________.
Definition
transferrin
Term
These WBCs have a large, often U or kidney-shaped nucleus, and a blue-gray frothy cytoplasm.
Definition
monocytes
Term
What stage in RBC formation produces most of the hemoglobin?
Definition
erythroblast
Term
Blood passing through AV valves is flowing from _____________________.
Definition
atria to ventricles
Term
Tissue plasminogen activator (t-PA) _______________________.
Definition
has a role in fibrinolysis
Term
What blood type is the true universal recipient?
Definition
type AB+
Term
Which of the following is the correct sequence for the heart’s conducting system?
(A)SA node, AV bundle, Purkinje fibers, bundle branches, AV node
(B) SA node, AV node, AV bundle, bundle branches, Purkinje fibers
(C) SA node, AV node, AV bundle, Purkinje fibers, bundle branches
(D) AV node, SA node , AV bundle, bundle branches, Purkinje fibers
(E)none of the above
Definition
SA node, AV node, AV bundle, bundle branches, Purkinje fibers
Term
During ventricular systole, the tricuspid and bicuspid valves are ____________.
(A)open
(B)closed
Definition
(B)closed
Term
The T wave of an electrocardiogram represents the ___________________.
Definition
repolarization of the ventricles
Term
Which of the following develop from myeloblasts?
(A) RBCs
(B) monocytes
(C) eosinophils
(D) lymphocytes
(E) none of the above
Definition
(C) eosinophils
Term
Which of the following is a function for RBCs?
(A)defense against antigens
(B)carrying oxygen to the tissues
(C)transporting hormones
(D)reducing inflammation
(E)none of the above
Definition
(B)carrying oxygen to the tissues
Term
Blood types are determined by the presence or absence of _________________.
Definition
antigens on the RBCs
Term
Which product of RBC destruction is not recycled?
(A) iron
(B) biliverdin
(C) amino acids
(D) none of the above
Definition
(B) biliverdin
Term
What chamber does blood returning from the lungs first enter?
Definition
left atrium
Term
Which of the following statements about cardiac output is true?
(A)parasympathetic increased heart rate
(B)increased preload causes decreased stroke volume
(C)increased filling time and increased venous return decreased stroke volume
(D)increased filling time and increased venous return increased stroke volume
Definition
(D)increased filling time and increased venous return increased stroke volume
Term
The amount of tension that the contacting ventricles must produce to open the semilunar valves is called.
Definition
afterload
Term
If the heart rate is 70 bpm and the stroke volume is 80 ml per beat, the cardiac output is _____________ .
Definition
5600 mL/min
Term
Which ion is needed for blood clotting?
Definition
Ca2+
Term
Hemolytic disease of the newborn is occurs because ________________________.
Definition
the first Rh+ child’s blood sensitizes the Rh- mother
Term
To allow the atria to contract before the ventricles contract, the ____________ delays the electric current (depolarization) for a fraction of a second.
Definition
AV node
Term
Which is better for the heart?
(A)a smaller afterload
(B)a larger afterload
Definition
(A)a smaller afterload
Term
Which of the following will increase the heart rate
(A) increased vagal tone
(B) norepinephrine
(C) acetylcholine
(D) hypothermia
(E) none of the above
Definition
(B)norepinephrine
Term
The cardiac control centers (CAC and CIC) are located in a part of the brain called the _______________________.
Definition
medulla oblongata
Term
For an end diastolic volume of 135 mL, and a stroke volume of 78 mL, which of the following is correct?
(A)135 mL diveded by 78mL X 100 = ejection fraction
(B)78 mL divded by 135 mL X 100 = ejection fraction
(C)78 mL X 135 mL X100 = ejection fraction
(D)78 mL + 135 mL divided by 100 = ejection fraction
(E)none of the above
Definition
(B)78 mL divided by 135 mL X 100 = ejection fraction
Term
Which of the following is correct?
(A)Blood is twice as thick as water.
(B)60% of plasma proteins are globulins.
(C)Blood is about 5 times thicker than water.
(D)Mean blood temperature is 98.6F.
(E) None of the above is correct.
Definition
(C)Blood is about 5 times thicker than water.
Term
Which of the following will increase contractility of the heart?
(A) acetylcholine
(B) a low preload
(C) a high preload
(D) decreased venous return
(E) none of the above
Definition
(C) a high preload
Term
RBC formation is called _____________.
Definition
erythropoiesis
Term
The plasma proteins that have the greatest effect on blood osmotic (oncotic) pressure are ___________. Other proteins are involved, but 60% of plasma proteins are ___________.
Definition
albumins/albumins
Term
White blood cell formation is called ____________.
Definition
leukopoiesis
Term
People with blood type ___ do not have either the A or B antigens.
Definition
O
Term
The contraction phase of the heart’s chambers is called _______.
Definition
systole
Term
The amount of blood remaining in a ventricle after the stroke volume has been ejected is called the _______________________.
Definition
end systolic volume (ESV).
Term
Megakaryocytes fragment and release __________ into the blood.
Definition
platelets
Term
A slower than normal heartbeat (less than 60 bpm) is called ___________.
Definition
bradycardia
Term
The branches of the heart’s conducting system that distribute the electric current (action potentials) through the ventricular myocardium are called the ___________________.
Definition
Purkinje fibers
Term
Biliverdin is converted to a yellow substance called ____________.
Definition
bilirubin
Term
completes ventricular filling
Definition
atrial systole
Term
atria relax again
Definition
atrial diastole
Term
ejects blood into arteries
Definition
ventricular systole
Term
ventricles fill to 70%
Definition
atrial and ventricular diastole
Term
sound of SL valves closing
Definition
S2 (dupp)
Term
sound of AV valves closing
Definition
S1 (lubb)
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