#1
Which of the following is NOT a symptom of the common cold?
Muscle pain
ExplanationMuscle pain is not typically associated with the common cold.
#2
Which of the following is a characteristic symptom of asthma?
Persistent cough
ExplanationA persistent cough is a common symptom of asthma.
#3
What is the primary function of the thymus gland in the immune system?
Maturation of T lymphocytes (T cells)
ExplanationThe thymus gland is crucial for the maturation of T cells.
#4
Which of the following is NOT a common symptom of influenza (flu)?
Localized swelling
ExplanationLocalized swelling is not typically associated with the flu.
#5
Which of the following is NOT a characteristic symptom of gastroesophageal reflux disease (GERD)?
Excessive thirst
ExplanationExcessive thirst is not a typical symptom of GERD.
#6
What is the main function of antibodies in the immune system?
To identify and neutralize foreign pathogens
ExplanationAntibodies recognize and neutralize foreign invaders in the body.
#7
Which autoimmune disease affects the thyroid gland?
Hashimoto's thyroiditis
ExplanationHashimoto's thyroiditis is characterized by the immune system attacking the thyroid gland.
#8
What is the primary function of the spleen in the human body?
Filtration of blood and immune response activation
ExplanationThe spleen filters blood and aids in immune responses.
#9
Which of the following conditions is characterized by a deficiency in insulin production or function?
Type 2 diabetes
ExplanationType 2 diabetes is marked by insufficient insulin activity.
#10
Which of the following is NOT a symptom of allergic dermatitis?
Swelling of the lymph nodes
ExplanationSwelling of lymph nodes is not typically associated with allergic dermatitis.
#11
What is the primary mode of transmission of HIV?
Sexual contact and blood-to-blood contact
ExplanationHIV primarily spreads through sexual and bloodborne routes.
#12
Which type of white blood cell is primarily responsible for engulfing and destroying pathogens?
Macrophages
ExplanationMacrophages engulf and eliminate pathogens as part of the immune response.
#13
What is the primary cause of chronic obstructive pulmonary disease (COPD)?
Exposure to tobacco smoke
ExplanationCOPD is mainly caused by long-term exposure to tobacco smoke.
#14
What is the primary function of the lymphatic system?
Transporting lymph and fighting infections
ExplanationThe lymphatic system transports lymph and aids in immune responses.
#15
Which of the following is NOT a potential complication of diabetes mellitus?
Liver cancer
ExplanationLiver cancer is not a common complication of diabetes mellitus.
#16
What is the primary cause of peptic ulcers?
Infection with Helicobacter pylori
ExplanationPeptic ulcers are commonly caused by H. pylori infection.
#17
Which type of immune cell is primarily responsible for coordinating the immune response?
T cells
ExplanationT cells play a central role in orchestrating immune responses.
#18
What is the primary cause of allergic rhinitis?
Exposure to pollen, dust mites, or animal dander
ExplanationAllergic rhinitis is triggered by exposure to allergens like pollen.
#19
Which immunoglobulin is most abundant in human serum?
IgG
ExplanationIgG is the predominant immunoglobulin in human blood serum.
#20
Which of the following statements about autoimmune diseases is true?
They result from the immune system attacking the body's own tissues.
ExplanationAutoimmune diseases involve the immune system mistakenly attacking self-tissues.
#21
What is the name of the condition characterized by inflammation of the joints?
Rheumatoid arthritis
ExplanationRheumatoid arthritis is characterized by joint inflammation.
#22
Which of the following is a characteristic feature of multiple sclerosis (MS)?
Degeneration of the optic nerve
ExplanationOptic nerve degeneration is a hallmark of multiple sclerosis.
#23
What is the name of the process by which immune cells are produced from stem cells in the bone marrow?
Hematopoiesis
ExplanationHematopoiesis is the generation of various blood cells from stem cells.
#24
Which of the following autoimmune diseases primarily affects the joints?
Rheumatoid arthritis
ExplanationRheumatoid arthritis is an autoimmune disease that predominantly affects joints.
#25
Which type of hypersensitivity reaction is associated with hay fever?
Type I
ExplanationHay fever is a Type I hypersensitivity reaction.