Tag: busy at work - our internal organs

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Questions Related to busy at work - our internal organs

Multiple choice evs - i busy at work - our internal organs human lymphatic system lymph and its function lymph and tissue fluid

Between which one of the following sets of blood, in the transfusion  possible ?

  1. A and O (A donor)

  2. B and A (B donor)

  3. A and AB (A donor)

  4. AB and O (AB donor)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Blood transfusion is possible when the donor's antigens do not react with the recipient's antibodies. Type A blood can be donated to an AB recipient because AB lacks anti-A antibodies.

Multiple choice evs - i busy at work - our internal organs human lymphatic system lymph and its function lymph and tissue fluid
Oxygen transportion in a human body takes place through _______________.
1. Blood 
2. Lungs  
3. Tissues.

  1. 1, 2 and 3

  2. 3, 1 and 2

  3. 2, 1 and 3

  4. 1, 3 and 2
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Oxygen transport involves the lungs (uptake), blood (transport via hemoglobin), and tissues (delivery). The logical sequence of the process is lungs to blood to tissues.

Multiple choice evs - i busy at work - our internal organs human lymphatic system lymph and its function lymph and tissue fluid

With reference to blood in a normal person, which one of the following statements is correct?

  1. Compared to arteries, veins are less in number and hold less of the body's blood at any given time

  2. Blood cells constitute about 70% of the total volume of the blood

  3. White Blood Cells (WBC) are made by lymph nodes only

  4. Blood has more platelets than WBCs
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Platelets are significantly more numerous in human blood than white blood cells. WBC counts are typically in the thousands per microliter, while platelet counts are in the hundreds of thousands.

Multiple choice evs - i busy at work - our internal organs human lymphatic system lymph and its function lymph and tissue fluid

If the father has blood group A and mother has blood group O, which one of following may be the son's blood group?

  1. B

  2. AB

  3. O

  4. B, AB and O
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

If the father is blood group A (genotype AA or AO) and the mother is O (genotype OO), the possible offspring genotypes are AO or OO, resulting in blood group A or O.

Multiple choice evs - i busy at work - our internal organs human lymphatic system lymph and its function lymph and tissue fluid

Consider the following statements:
1. Arteries carry pure oxygenated blood from the heart to body tissues.
2. The pulmonary artery carries deoxygenated blood.
3. Veins carry deoxygenated blood from body tissues towards the heart.
4. Pulmonary vein carries oxygenated blood.
Which of the statements given above are correct?

  1. 1 and 2

  2. 1 , 2 and 3

  3. 2 , 3 and 4

  4. 1, 2 , 3 and 4
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All statements are correct. Arteries generally carry oxygenated blood away from the heart, except for the pulmonary artery. Veins generally carry deoxygenated blood toward the heart, except for the pulmonary vein.

Multiple choice evs - i busy at work - our internal organs human lymphatic system lymph and its function lymph and tissue fluid

Consider the following statements.
1. ECG (electrocardiogram) is a test that measures the electrical activity of the heart.
2. ECG is used to measure the rate and regularity of heart beats.
Which of the statement(s) given above is/are correct?

  1. Only 1

  2. Only 2

  3. Both 1 and 2

  4. None of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

An ECG records the electrical activity of the heart over time, which allows clinicians to assess the heart rate and the regularity of the cardiac rhythm.

Multiple choice evs - i busy at work - our internal organs human lymphatic system lymph and its function lymph and tissue fluid

Which of the following statement/s is/are correct?
1. Coronary artery supplies blood to heart muscles.
2. Pulmonary vein supplies blood to lungs.
3. Hepatic artery supplies blood to kidneys.
4. Renal vein supplies blood to kidneys.

  1. 1 , 2 and 3

  2. Only 1

  3. 2 and 4

  4. 1 , 3 and 4
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Coronary arteries supply the heart muscle. Pulmonary veins carry oxygenated blood from the lungs to the heart. Hepatic arteries supply the liver, not the kidneys (renal arteries do that). Renal veins drain the kidneys.

Multiple choice evs - i busy at work - our internal organs human lymphatic system lymph and its function lymph and tissue fluid

Study the following statements: 
1. Heparin is synthesized in the liver.
2. The pacemaker of the human heart is SA node.
3. The decrease in WBC conditions leads to leukopenia.
Which of the statements given above are correct?

  1. 1 , 2 and 3

  2. 1 and 2

  3. 1 and 3

  4. None of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Heparin is produced by the liver and mast cells. The SA node is the natural pacemaker. Leukopenia is defined as a decrease in the number of white blood cells.