#1
Which of the following is NOT a symptom of the common cold?
Sore throat
Fever
Runny nose
Muscle pain
#2
Which of the following is a characteristic symptom of asthma?
Persistent cough
High fever
Joint pain
Muscle weakness
#3
What is the primary function of the thymus gland in the immune system?
Production of antibodies
Maturation of T lymphocytes (T cells)
Filtration of lymph
Production of cytokines
#4
Which of the following is NOT a common symptom of influenza (flu)?
Sore throat
Muscle aches
Runny nose
Localized swelling
#5
Which of the following is NOT a characteristic symptom of gastroesophageal reflux disease (GERD)?
Heartburn
Chest pain
Excessive thirst
Regurgitation of stomach contents
#6
What is the main function of antibodies in the immune system?
To identify and neutralize foreign pathogens
To stimulate inflammation
To produce energy for immune cells
To regulate body temperature
#7
Which autoimmune disease affects the thyroid gland?
Lupus
Rheumatoid arthritis
Hashimoto's thyroiditis
Type 1 diabetes
#8
What is the primary function of the spleen in the human body?
Production of red blood cells
Storage of bile
Filtration of blood and immune response activation
Production of digestive enzymes
#9
Which of the following conditions is characterized by a deficiency in insulin production or function?
Hypertension
Atherosclerosis
Type 2 diabetes
Pancreatitis
#10
Which of the following is NOT a symptom of allergic dermatitis?
Itching
Rash
Swelling of the lymph nodes
Blisters
#11
What is the primary cause of peptic ulcers?
Excessive alcohol consumption
Stress
Infection with Helicobacter pylori
Smoking
#12
Which type of immune cell is primarily responsible for coordinating the immune response?
B cells
Natural killer cells
Dendritic cells
T cells
#13
What is the primary cause of allergic rhinitis?
Exposure to bacterial toxins
Exposure to pollen, dust mites, or animal dander
Viral infection
Excessive consumption of dairy products
#14
Which immunoglobulin is most abundant in human serum?
#15
Which of the following statements about autoimmune diseases is true?
They are caused by bacterial infections.
They primarily affect the digestive system.
They result from the immune system attacking the body's own tissues.
They can be cured with antibiotics.