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 |
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Definition
| (D) mean blood temperature is 100.4 F |
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Term
| Plasma proteins most responsible for the osmotic properties of blood are ________. |
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Definition
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Term
| The protein part of hemoglobin is called _______________. |
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Definition
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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 |
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Definition
| There are 4-6 million RBC’s per microliter of blood. |
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Term
| Iron is carried in the blood in combination with a protein called _______________. |
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Definition
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Term
| These WBCs have a large, often U or kidney-shaped nucleus, and a blue-gray frothy cytoplasm. |
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Definition
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Term
| What stage in RBC formation produces most of the hemoglobin? |
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Definition
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Term
| Blood passing through AV valves is flowing from _____________________. |
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Definition
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Term
| Tissue plasminogen activator (t-PA) _______________________. |
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Definition
| has a role in fibrinolysis |
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Term
| What blood type is the true universal recipient? |
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Definition
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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 |
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Definition
| SA node, AV node, AV bundle, bundle branches, Purkinje fibers |
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Term
During ventricular systole, the tricuspid and bicuspid valves are ____________.
(A)open
(B)closed |
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Definition
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Term
| The T wave of an electrocardiogram represents the ___________________. |
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Definition
| repolarization of the ventricles |
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Term
Which of the following develop from myeloblasts?
(A) RBCs
(B) monocytes
(C) eosinophils
(D) lymphocytes
(E) none of the above |
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Definition
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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 |
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Definition
| (B)carrying oxygen to the tissues |
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Term
| Blood types are determined by the presence or absence of _________________. |
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Definition
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Term
Which product of RBC destruction is not recycled?
(A) iron
(B) biliverdin
(C) amino acids
(D) none of the above |
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Definition
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Term
| What chamber does blood returning from the lungs first enter? |
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Definition
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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 |
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Definition
| (D)increased filling time and increased venous return increased stroke volume |
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Term
| The amount of tension that the contacting ventricles must produce to open the semilunar valves is called. |
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Definition
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Term
| If the heart rate is 70 bpm and the stroke volume is 80 ml per beat, the cardiac output is _____________ . |
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Definition
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Term
| Which ion is needed for blood clotting? |
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Definition
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Term
| Hemolytic disease of the newborn is occurs because ________________________. |
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Definition
| the first Rh+ child’s blood sensitizes the Rh- mother |
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Term
| To allow the atria to contract before the ventricles contract, the ____________ delays the electric current (depolarization) for a fraction of a second. |
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Definition
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Term
Which is better for the heart?
(A)a smaller afterload
(B)a larger afterload |
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Definition
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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 |
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Definition
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Term
| The cardiac control centers (CAC and CIC) are located in a part of the brain called the _______________________. |
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Definition
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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 |
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Definition
| (B)78 mL divided by 135 mL X 100 = ejection fraction |
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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 98.6F.
(E) None of the above is correct. |
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Definition
| (C)Blood is about 5 times thicker than water. |
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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 |
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Definition
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Term
| RBC formation is called _____________. |
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Definition
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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 ___________. |
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Definition
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Term
| White blood cell formation is called ____________. |
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Definition
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Term
| People with blood type ___ do not have either the A or B antigens. |
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Definition
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Term
| The contraction phase of the heart’s chambers is called _______. |
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Definition
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Term
| The amount of blood remaining in a ventricle after the stroke volume has been ejected is called the _______________________. |
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Definition
| end systolic volume (ESV). |
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Term
| Megakaryocytes fragment and release __________ into the blood. |
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Definition
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Term
| A slower than normal heartbeat (less than 60 bpm) is called ___________. |
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Definition
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Term
| The branches of the heart’s conducting system that distribute the electric current (action potentials) through the ventricular myocardium are called the ___________________. |
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Definition
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Term
| Biliverdin is converted to a yellow substance called ____________. |
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Definition
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Term
| completes ventricular filling |
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Definition
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Term
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Definition
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Term
| ejects blood into arteries |
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Definition
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Term
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Definition
| atrial and ventricular diastole |
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Term
| sound of SL valves closing |
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Definition
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Term
| sound of AV valves closing |
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Definition
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