Human Health and Diseases
Test 5

Correct answer Carries: 4.

Wrong Answer Carries: -1.

Which of the following diseases is caused by a fungal infection?

Malaria
Ringworm
Amoebiasis
Typhoid
2

Ringworm is a fungal infection caused by genera such as Microsporum, Trichophyton, and Epidermophyton.

Which type of immunity is provided by colostrum to a newborn?

Innate immunity
Active immunity
Passive immunity
Cell-mediated immunity
3

Colostrum contains maternal antibodies (IgA) that provide passive immunity to the newborn.

Which of the following is a bacterial disease?

Malaria
Dengue
Tuberculosis
Ringworm
3

Tuberculosis is a bacterial disease caused by Mycobacterium tuberculosis.

Which of the following pathogens causes pneumonia?

Streptococcus pneumoniae
Plasmodium vivax
Wuchereria bancrofti
Ascaris lumbricoides
1

Pneumonia is caused by Streptococcus pneumoniae, which infects the lungs and causes breathing difficulties.

Which of the following is an example of a zoonotic disease?

Tuberculosis
Rabies
Diphtheria
Typhoid
2

Rabies is a zoonotic disease, meaning it is transmitted from animals to humans, usually through bites from infected animals.

Which of the following statements about tuberculosis is correct?

Tuberculosis is caused by a protozoan.
Tuberculosis primarily affects the kidneys.
Tuberculosis is transmitted through airborne droplets.
Tuberculosis is a viral disease.
3

Tuberculosis is caused by Mycobacterium tuberculosis and is transmitted through airborne droplets.

Which of the following statements about immunoglobulins (antibodies) is correct?

IgG is the most abundant antibody in blood plasma.
IgM is responsible for allergic reactions.
IgE provides long-term immunity.
IgA is primarily found in the bloodstream.
1

IgG is the most abundant antibody in the blood and plays a key role in long-term immunity.

Which of the following statements about the immune system is correct?

The immune system consists only of white blood cells.
The immune system includes specialized organs, cells, and proteins.
The immune system does not recognize self and non-self.
The immune system is only active during infections.
2

The immune system consists of specialized organs (like the thymus, spleen, and lymph nodes), cells (like WBCs), and proteins that work together to defend the body.

Which of the following statements about T-cytotoxic cells is correct?

T-cytotoxic cells destroy virus-infected cells.
T-cytotoxic cells produce antibodies.
T-cytotoxic cells are part of the innate immune system.
T-cytotoxic cells function only in allergic reactions.
1

T-cytotoxic cells (CD8+ T-cells) are responsible for identifying and destroying virus-infected and cancerous cells.

Which component of tobacco causes addiction by stimulating the adrenal gland?

Caffeine
Nicotine
Cocaine
Opium
2

Nicotine stimulates the adrenal gland to release adrenaline, which increases heart rate and causes addiction.

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