The Strategy of Defence and Treatment - 2
The Strategy of Defence and Treatment - 2
Questions
Which system of the body works against the disease causing microbes?
- The nervous system
- The respiratory system
- The immune system
- The muscular system
_________ is given to a person immediately after an injury in a road accident.
- Anti-malarial injection
- Anti-rabies injection
- Anti-tetanus injection
- Anti-diarrhoea injection
Identify the cells of our body that fight against infections.
- Erythrocytes
- Leucocytes
- Platelets
- RBCs
- Neurons
Which of the following helps in clotting of blood in injured vessels?
- Platelet
- Lymphocyte
- Leucocyte
- Erythrocyte
Which of the following statements is not true about blood plasma?
- It is faint yellow in colour.
- It is composed of corpuscles.
- It cannot coagulate.
- It is the fluid part of blood.
An active immune system recruits many cells of the affected tissue to kill off the disease-causing microbes. What is this recruitment process known as?
- Inflammation
- Infection
- Immunisation
- Vaccination
The functioning of which system of the body is damaged during the HIV infection?
- Nervous system
- Respiratory system
- Immune system
- Muscular system
Which of the following statements about vaccines is/are correct?
a. A vaccine is an antigen that is injected or swallowed.
b. Antigens are treated before being introduced into the body of the person in order to make them relatively harmless.
c. Antigens cause the development of active immunity in a patient.
- only a
- only b
- only c
- a, b and c
- Both a and c
The blood group of a person will be ________ if the genotype is IAIB.
- AB
- A
- B
- O
- None of these
Match the following
| 1. | Lymphocytes | a. | have red pigment |
| 2. | Erythrocytes | b. | produce megakaryocytes |
| 3. | Platelets | c. | are secreted by basophil |
| 4. | Histamine | d. | are of two types, B and T |
- 1 - c, 2 - b, 3 - d, 4 - a
- 1 - b, 2 - c, 3 - a, 4 - d
- 1 - b, 2 - d, 3 - c, 4 - a
- 1 - d, 2 - a, 3 - b, 4 - c
- 1 - a, 2 - c, 3 - d, 4 - b
A person with blood group ‘A’ can donate blood to the persons with blood group ‘A’ or ‘AB’ because it
- has both ‘A’ and ‘B’ antigens
- has only ‘A’ antigen and ‘b’ antibodies
- has only ‘B’ antigen and ‘a’ antibodies
- does not have any antigens and antibodies
If there are no antibodies in plasma, and antigens on RBCs are A and B, and the blood group of the person is AB, then which of the following can be the donor group?
(a) A
(b) B
(c) O
(d) AB
- Only (a)
- Only (b)
- Only (c)
- Any of the above
- Cannot be determined
Match the following:
| a. Plasma B - cells | 1. They produce more B-lymphocyte cells. |
| b. Memory B - cells | 2. They secrete antibodies into the blood circulation. |
| c. Dividing B - cells | 3. They do not produce antibodies, but become programmed to remember a specific antigen and |
respond very rapidly to any subsequent infection. |
- a - 2, b - 1, c - 3
- a - 3, b - 2, c - 1
- a - 1, b - 2, c - 3
- a - 1, b - 3, c - 2
- a - 2, b - 3, c - 1
Match the following:
| Vaccine | Diseases |
| a. Polio | 1. Poliomyelitis |
| b. DPT - Hib | 2. Tuberculosis |
| c. BCG | 3. Diphtheria |
- a - 1, b - 2, c - 3
- a - 3, b - 2, c - 1
- a - 3, b - 1, c - 2
- a - 1, b - 3, c - 2
- a - 2, b - 3, c - 1
Which of the following is the antiviral protein that is produced by the human body?
- Tetracycline
- Rifampicin
- Thioacetazone
- Quinoclones
- Interferon