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Q. No.Erythrocytes, or RBCs:
I:
lack both a nucleus and mitochondria organelles.
II:
are much more common than leukocytes in the blood.
III:
require dietary iron and vitamin B12 for normal production.
IV:
have a circulating life span of about twelve months.
1. Only I, II and III are correct
2. Only I, III and IV are correct
3. Only II, III and IV are correct
4. I, II, III and IV are correct
Subtopic: Blood: General Description & RBC |
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Regarding erythroblastosis fetalis:
1. I, II, III and IV are correct
2. Only I and II are correct
3. Only III and IV are correct
4. Only I is correct
| I: | The baby is Rh positive and the mother is Rh negative. |
| II: | The mother's immune system has made antibodies against the Rh factor present on the red blood cells of the previous baby. |
| III: | Anaemia and jaundice in a baby are rare. |
| IV: | There is no mechanism to prevent its occurrence. |
1. I, II, III and IV are correct
2. Only I and II are correct
3. Only III and IV are correct
4. Only I is correct
Subtopic: Blood: Blood Group (A,B,O) | Blood: Blood Group |
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Identify the correct statement regarding the atrioventricular (AV) valves:
| 1. | A bicuspid valve is present between the right atrium and right ventricle. |
| 2. | A bicuspid valve is present between the right atrium and right ventricle. |
| 3. | Bicuspid valve is also called as the mitral valve. |
| 4. | AV valves normally prevent the backflow of blood from the atria to the ventricles. |
Subtopic: Human Heart: Gross Anatomy |
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Consider the two statements:
1. Statement I is correct; Statement II is incorrect
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
| Statement I: | The contraction of both atria delivers about 80% of the total volume of blood to the ventricles for subsequent ejection. |
| Statement II: | Normally, both atria contract at the same time, followed shortly by both ventricles contracting at the same time. |
1. Statement I is correct; Statement II is incorrect
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
Subtopic: Human Heart: Cardiac Cycle |
72%
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Consider the two statements:
1. Statement I is correct: Statement II is incorrect
2. Statement I is incorrect: Statement II is correct
3. Statement I is correct: Statement II is correct
4. Statement I is incorrect: Statement II is incorrect
| Statement I: | A muscular wall called a septum prevents the mixture of blood between the left and right sides of the heart. |
| Statement II: | The left ventricle has a thicker musculature when compared to the musculature of the right ventricle. |
1. Statement I is correct: Statement II is incorrect
2. Statement I is incorrect: Statement II is correct
3. Statement I is correct: Statement II is correct
4. Statement I is incorrect: Statement II is incorrect
Subtopic: Human Heart: Gross Anatomy | Human Heart: Cardiac Cycle | Circulatory Pathways |
77%
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Consider the two statements:
1. Statement I is correct: Statement II is incorrect
2. Statement I is incorrect: Statement II is correct
3. Statement I is correct: Statement II is correct
4. Statement I is incorrect: Statement II is incorrect
| Statement I: | People who are blood type O have both anti-A and anti-B antibodies present in their plasma. |
| Statement II: | People who are blood type AB do not produce either anti-A or anti-B antibodies. |
1. Statement I is correct: Statement II is incorrect
2. Statement I is incorrect: Statement II is correct
3. Statement I is correct: Statement II is correct
4. Statement I is incorrect: Statement II is incorrect
Subtopic: Blood: Blood Group (A,B,O) |
88%
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Identify the correct statements:
1. Only I
2. Only I and III
3. I, II, III and IV
4. Only II and III
| I: | pulmonary arteries carry oxygen-poor blood |
| II: | pulmonary veins carry blood towards the lung capillaries |
| III: | blood returning to the left atrium of the heart is oxygen-poor |
| IV: | oxygen from the blood diffuses into the air sacs (alveoli) of the lungs |
2. Only I and III
3. I, II, III and IV
4. Only II and III
Subtopic: Human Heart: Double Circulation |
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Granulocytes are white blood cells that include:
1. Only I and II
2. Only III and IV
3. Only I and III
4. Only II and IV
| I: | Basophil |
| II: | Eosinophil |
| III: | Lymphocyte |
| IV: | Monocyte |
1. Only I and II
2. Only III and IV
3. Only I and III
4. Only II and IV
Subtopic: Blood: White Blood Cells |
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A person does not have megakaryocytes. This person:
| 1. | will not be able to make white blood cells |
| 2. | will not be able to make red blood cells |
| 3. | will have a reduced ability to prevent blood loss |
| 4. | will not be able to defend against bacteria |
Subtopic: Blood: White Blood Cells | Blood: General Description & RBC |
88%
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Identify the correct chronological arrangement of the components of the cardiac conduction nodal tissue:
| 1. | SA node, AV bundle, AV node, Purkinje fibers |
| 2. | SA node, AV node, AV bundle, Purkinje fibers |
| 3. | AV node, AV bundle, SA node, Purkinje fibers |
| 4. | AV node, SA node, Purkinje fibers, AV bundle |
Subtopic: Human Heart: Gross Anatomy | Human Heart: Cardiac Cycle | Rhythmic Excitation of Human Heart: Part 1 | Rhythmic Excitation of Human Heart: Part 2 | Circulatory Pathways |
94%
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