Biology ยท General Awareness

Diseases and Health Risk Factors

2,629 Questions

Diseases and health risk factors examine the intrinsic and environmental causes of human illnesses. This includes common cancers, heart conditions, and substance abuse indicators. These topics are essential for biology papers in medical entrance and civil services examinations.

Cancer risk factorsSubstance abuse indicatorsIntrinsic disease factorsHeart disease risksInfant mortality causesChronic health conditions

Diseases and Health Risk Factors Questions

Multiple choice

Which of the following is a common chronic condition in children?

  1. Asthma

  2. Cancer

  3. Heart disease

  4. Diabetes
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Asthma is a common chronic condition in children, affecting approximately 1 in 10 children in the United States.

Multiple choice

What is the most common type of cancer in children?

  1. Leukemia

  2. Brain cancer

  3. Lymphoma

  4. Neuroblastoma
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Leukemia is the most common type of cancer in children, accounting for about 30% of all childhood cancers.

Multiple choice

What is the leading cause of death in children with chronic conditions?

  1. Heart disease

  2. Cancer

  3. Stroke

  4. Respiratory disease
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Heart disease is the leading cause of death in children with chronic conditions, accounting for about 25% of all deaths.

Multiple choice

What is the most common type of heart disease in children?

  1. Congenital heart defects

  2. Acquired heart disease

  3. Myocarditis

  4. Pericarditis
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Congenital heart defects are the most common type of heart disease in children, occurring in about 1 in 100 live births.

Multiple choice

What is the main cause of gingivitis?

  1. Poor oral hygiene

  2. Smoking

  3. Diabetes

  4. All of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Poor oral hygiene, such as not brushing and flossing regularly, is the main cause of gingivitis. Plaque, a sticky film of bacteria, forms on the teeth and gums. If plaque is not removed, it can harden into tartar, which can irritate the gums and cause gingivitis.

Multiple choice

What are the risk factors for periodontitis?

  1. Poor oral hygiene

  2. Smoking

  3. Diabetes

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The risk factors for periodontitis include poor oral hygiene, smoking, diabetes, and a family history of periodontitis.

Multiple choice

What are the complications of periodontitis?

  1. Tooth loss

  2. Heart disease

  3. Stroke

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The complications of periodontitis include tooth loss, heart disease, stroke, and diabetes.

Multiple choice

What is the primary cause of periodontitis?

  1. Poor oral hygiene

  2. Smoking

  3. Diabetes

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Poor oral hygiene, smoking, and diabetes are all risk factors for periodontitis.

Multiple choice

Which of the following is not a factor that can contribute to childhood obesity?

  1. Genetics

  2. Unhealthy diet

  3. Lack of physical activity

  4. Exposure to secondhand smoke
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

While genetics can play a role in childhood obesity, it is not the only factor. Unhealthy diet, lack of physical activity, and exposure to secondhand smoke are all environmental factors that can contribute to childhood obesity.

Multiple choice

What are the risk factors for macular degeneration?

  1. Age

  2. Smoking

  3. Obesity

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The risk factors for macular degeneration include age, smoking, obesity, and a family history of the disease.

Multiple choice

What are the risk factors for diabetic retinopathy?

  1. Diabetes

  2. High blood pressure

  3. High cholesterol

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The risk factors for diabetic retinopathy include diabetes, high blood pressure, high cholesterol, and a long duration of diabetes.

Multiple choice

What is the leading cause of intellectual disability?

  1. Genetic disorders

  2. Prenatal infections

  3. Birth injuries

  4. Environmental factors
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Genetic disorders are the leading cause of intellectual disability, accounting for about 50% of cases.

Multiple choice

What is the leading cause of autism spectrum disorder?

  1. Genetic factors

  2. Environmental factors

  3. Prenatal infections

  4. Birth injuries
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Genetic factors are the leading cause of autism spectrum disorder, although the exact cause is unknown.

Multiple choice

What is the leading cause of cerebral palsy?

  1. Birth injuries

  2. Prenatal infections

  3. Genetic disorders

  4. Environmental factors
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Birth injuries are the leading cause of cerebral palsy, accounting for about 50% of cases.

Multiple choice

What is the leading cause of Down syndrome?

  1. Advanced maternal age

  2. Genetic disorders

  3. Environmental factors

  4. Prenatal infections
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Advanced maternal age is the leading cause of Down syndrome, with the risk increasing significantly after the age of 35.