Blood Groups

Q.

Unattached earlobes is dominant to attached earlobes. Two parents, both with unattached earlobes, had a child with attached earlobes. What are the chances that their next child will have attached earlobes?

1. 0%

2. 25%

3. 50%

4. 100%

Q. Can we donate O positive blood to O negative person.

Q.

What blood type does a child inherit?

Q.

What are blood groups?

Q. What is biopsy ?

Q.

Rh factor was first discovered in American monkey.

1. True
2. False

Q.

Which of the following steps is taken to prevent the occurrence of erythroblastosis fetalis?

1. Blood transfusion in mother

2. Treating the mother with anti Rh antibodies

3. Aborting the second pregnancy

4. None of the above

Q. Who discovered Rh factor? Why was it named so?

[Review question: Pg. No: 215]

Q.

Blood group _____ is called the universal recipient.

Q.

Blood of AB group donor cannot be given to a B group patient because:

1. The patient has anti-A antibodies

2. The patient has anti-B antibodies

3. The patient lacks anti-A antibodies

4. The patient has anti-A and anti-B antibodies

Q. A man whose blood group is not known meets with a serious accident and needs blood transfusion immediately, which one of the blood groups readily available in the hospital will be safe for transfusion?

1. O, Rh${}^{+}$
2. AB, Rh${}^{-}$
3. O, Rh${}^{-}$
4. AB, Rh${}^{+}$

Q. A man having blood group $A$ marries a woman having blood group $O$ and they have child. What will be the blood group of the child?

Q. Match the blood group with their correct recipients.

$\begin{array}{cccc}& \text{Blood group}& & \text{Recipient}\\ \text{a}& \text{A}& \text{1}& \text{B, O}\\ \text{b}& \text{B}& \text{2}& \text{A, O}\\ \text{c}& \text{O}& \text{3}& \text{AB, A, B, O}\\ \text{d}& \text{AB}& \text{4}& \text{O}\end{array}$

1. a-1, b-2, c-4, d-3
2. a-2, b-1, c-4, d-3
3. a-1, b-2, c-3, d-4
4. a-1, b-3, c-2, d-4

Q. The differences in the DNA of human individuals are due to

1. Differences in allelic compositions
2. Differences in number of STRs
3. Differences in ethnicity
4. Differences in blood groups

Q. How many statements are correct about Rh factor?

1. 1
2. 4
3. 3
4. 2

Q. A patient with blood group O was injured in an accident and has blood loss. Which blood group the doctor should effectively use for transfusion in this condition?

1. all blood group.
2. AB group
3. A or B group
4. O group

Q. $R^h$ antibody formed in $R^h$ $-$ve mother during $R^h$ incompatibility and develops Erythroblastosis fetolis is?

1. Universal Ab
2. Secretory Ab
3. Surface Ab
4. Allergic Ab

Q.

Which of the following statements is INCORRECT?

1. A person of ‘O’ blood group has anti ‘A’ and anti ‘B’ antibodies in his blood plasma

2. A person of ‘B’ blood group can’t donate blood to a person of ‘A’ blood group

3. Blood group is designated on the basis of the presence of antibodies in the blood plasma

4. A person of AB blood group is universal recipient

Q. Which of the following are safe transfusions, assuming all the blood groups are Rh positive?

1. Donor - AB, recipient O
2. Donor - O, recipient AB
3. Donor - AB, recipient AB
4. Donor - O, recipient O

Q. What complications will arise if the blood of an Rh${}^{+}$ person is transfused to a Rh${}^{-}$ person and vice versa?

Q. Child death may occur in the marriage of

1. $R{h}^{+}$ man and $R{h}^{+}$ woman
2. $R{h}^{+}$ man and $R{h}^{-}$ woman
3. $R{h}^{-}$ man and $R{h}^{+}$ woman
4. Any of the above

Q. Rh factor is present in

1. All vertebrates
2. All repltiles
3. All mammals
4. Man and rhesus monkey only

Q.

A patient with blood group AB needed blood in emergency.Do you think it is possible to arrange the blood for this person immediately?Give reasons to justify your answer?

Q. Example of $Rh$ incompatibility is

1. mother ${Rh}^{-}$ and father ${Rh}^{+}$
2. father ${Rh}^{-}$ and mother ${Rh}^{+}$
3. Both mother and father are ${Rh}^{-}$
4. Both mother and father are ${Rh}^{+}$

Q. In laboratory, if blood samples of a person react with "anti $A$ " antiserum and do not react with "anti $B$ " antiserum and $Rh$ antibodies, the blood group of that person is

1. $A{B}^{-}$
2. $A^{-}$
3. $O^{-}$
4. $O^{+}$

Q. When father and mother are $R{h}^{+}$ and $R{h}^{-}$ respectively

1. Only sons can suffer from erythroblastosis fetalis either prior to birth or Just after birth
2. Only daughters can suffer from erythroblastosis fetalis either prior to birth or just after birth
3. All children born to them are normal
4. First child born may be normal subsequent may suffer from erythroblastosis fetalis

Q. A person with unknown blood group has suffered much blood loss in an accident and needs an immediate blood transfusion. His friend who has a valid certificate of his own blood type offers for blood donation without delay. What would have been the type of blood group of the donor friend?

1. Blood group A
2. Blood group O
3. Blood group B
4. Blood group AB

Q.

when blood with blood group O transfusedto a person with blood group AB cant the antibody present in the plasma of the blood with blood group O react with the antigens of blood with the blood group AB . why.

Q. Who discovered Rh factor? Why was it named so?

[Review question: Pg. No: 215]

Q. Rh factor can produce

1. AIDS
2. Erythroblastosis foetalis
3. Sickle cell anaemia
4. Turner's syndrome