Fever

Q. Widal test is used for the diagnosis of

Q.

Faster breathing in high fever is due to

1. An additional requirement of oxygen for invader germs

2. A high temperature of the body

3. Mental worry of patient

4. Loss of appetite

Q. Choose the correct sequence in which fever functions as a defence mechanism.

(A) WBCs produce chemicals that raise body temperature.
(B) Pathogen reproduction rate declines.
(C) Pathogens produce toxins.
(D) Toxins trigger WBCs.

1. B-D-C-A
2. D-A-C-B
3. C-D-A-B
4. A-C-D-B

Q.

The standard room temperature is 298 K.

1. True
2. False

Q.

Fever is a defence mechanism against pathogens.

1. False

2. True

Q.

Why is prevention better than cure?

Q.

Salk’s vaccine is used to build immunity against__________.

1. Malaria

2. Typhoid

3. Poliomyelitis

4. Tuberculosis

Q.

When infected by a pathogen, we tend to get fever. What is the primary reason for this?

1. To increase growth rate of pathogens

2. To kill the pathogens

3. Result of infection

4. Breakdown of body system

Q. Given below is a scheme of classifying immunity against human diseases. Fill up the blanks 1 - 9. [5 MARKS]

Q. Fever is a defence mechanism against pathogens.

1. False
2. True

Q. A reaction against self proteins by the immune system is considered as

1. Sign of infectious pathogen in the body
2. Allergic reaction
3. Autoimmunity
4. Immunodeficiency

Q. Some bacteria in our gut aids in digestion.

1. False
2. True

Q.

Is breathlessness a sign of heart problems?

Q.

The presence of dengue virus can be confirmed by testing ___ count.

1. Dengue

2. Common cold

3. Scurvy

4. Typhoid

Q. When a person is suffering form high fever, it is sometimes observed that the skin has a reddish tinge. Why does this happen?

1. Red colour of the skin radiates more heat.
2. Fever causes the release of a red pigment in the skin.
3. There is more blood circulation to the skin to keep the body warm.
4. There is more blood circulation to the skin to release heat from the body.

Q. When infected by a pathogen, we tend to get a fever. What is the primary reason for this?

1. To kill the pathogens
2. Breakdown of body system
3. To increase the growth rate of pathogens
4. Result of infection

Q. Fever can be cured by

1. Analgesics
2. Antipyretics
3. Anti-inflammatory
4. All of the above

Q.

Is fever a symptom or a defence mechanism?

Q. The more promising chemotherapeutic agent for treating viral disease is

1. Tetracycline
2. Ampicillin
3. Anthramycin
4. Interferon

Q. What is room temperature?What is the normal room temperature ?(in degree celsius)

Q.

Regarding the assertion and reason, select the right option.

Assertion [A]: An individual cannot be infected by the same strain of chicken pox for the second time in his/her life.

Reason [R]: Memory immune cells trigger immediate and complete secondary response during a second encounter.

1. Both A and R are true and R explains A

2. A is true and R is false

3. Both A and R are false

4. Both A and R are true R does not explain A

Q.

Type I diabetes is an autoimmune disorder.

1. True

2. False

Q.

Why does our immune system save information about an infectious virus?

1. To transfer the information from human to off springs

2. To determine some characteristics of the virus

3. To provide specific and intensified response for the second invasion of virus

4. None of the above

Q. A person suffering from a disease caused by Plasmod!um,
experiences recurring chill and fever at the time when

1. The porosities released from RBCs are being rapidly
   killed and broken down inside spleen
2. The trophozoites reach maximum growth and give out
   certain toxins
3. The parasite after its rapid multiplication inside RBCs
   ruptures them, releasing the stage to enter fresh RBCs
4. The microgametocytes and megagametocytes are
   being destroyed by the WBCs

Q. The faster breathing in high fever is due to the

1. Mental stress of a patient.
2. High temperature of the body.
3. Additional requirement of $O_2$ for the invader germs.
4. Loss of appetite.

Q. Normal temperature of human body is considered to be

1. 98.4 degree Fahrenheit
2. 98.2 degree Fahrenheit
3. 90.4 degree Fahrenheit
4. 98.6 degree Fahrenheit

Q. The average body temperature is

1. ${98.4}^{\circ }F$
2. 37 degree centigrade
3. 310.15 K
4. All of the above