Parexel International
LSI Finance Interview Questions and Answers
Q1. What is difference between Diabetes Insipidus and Diabetes Mellitus?
Diabetes Insipidus is a rare condition caused by a deficiency of antidiuretic hormone, leading to excessive urination and thirst. Diabetes Mellitus is a common condition characterized by high blood sugar levels due to either insufficient insulin production or ineffective use of insulin.
Diabetes Insipidus is caused by a deficiency of antidiuretic hormone, while Diabetes Mellitus is caused by either insufficient insulin production or ineffective use of insulin.
Diabetes Insipidu...read more
Q2. What is difference between Rheumatoid arthritis and gout?
Rheumatoid arthritis is an autoimmune disease that affects the joints, while gout is a form of arthritis caused by the buildup of uric acid crystals in the joints.
Rheumatoid arthritis is an autoimmune disease where the immune system attacks the joints, leading to inflammation, pain, and joint damage.
Gout is a type of arthritis caused by the buildup of uric acid crystals in the joints, resulting in sudden and severe pain, swelling, and redness.
Rheumatoid arthritis commonly aff...read more
Q3. What is difference between enzyme and hormone?
Enzymes are biological catalysts that speed up chemical reactions, while hormones are chemical messengers that regulate various bodily functions.
Enzymes are proteins that catalyze biochemical reactions by lowering the activation energy needed for the reaction to occur.
Hormones are signaling molecules produced by glands in the endocrine system and are transported through the bloodstream to target cells or organs.
Enzymes are specific in their action and typically work on a part...read more
Q4. What are neurotransmitters? Give example.
Neurotransmitters are chemical messengers that transmit signals across synapses between neurons in the brain and nervous system.
Neurotransmitters are released from the axon terminal of one neuron and bind to receptors on the dendrites of another neuron.
Examples of neurotransmitters include serotonin, dopamine, and acetylcholine.
They play a crucial role in regulating various functions such as mood, memory, sleep, and muscle movement.
Q5. What is Hypertension?
Hypertension is a medical condition characterized by high blood pressure.
Hypertension is often referred to as the 'silent killer' because it usually has no symptoms but can lead to serious health issues.
It is diagnosed when blood pressure consistently measures 130/80 mm Hg or higher.
Risk factors for hypertension include obesity, lack of physical activity, high salt intake, and genetics.
Complications of hypertension can include heart disease, stroke, kidney damage, and vision ...read more
Q6. What are Antimicrobial agents?
Antimicrobial agents are substances that kill or inhibit the growth of microorganisms such as bacteria, viruses, fungi, or parasites.
Antimicrobial agents can be classified into antibiotics, antivirals, antifungals, and antiparasitics.
Examples of antimicrobial agents include penicillin (antibiotic), acyclovir (antiviral), fluconazole (antifungal), and ivermectin (antiparasitic).
They are used to treat infections caused by various microorganisms.
Antimicrobial resistance is a gro...read more
Q7. What is Alzheimer's disease?
Alzheimer's disease is a progressive neurodegenerative disorder that affects memory, thinking, and behavior.
Characterized by the formation of amyloid plaques and neurofibrillary tangles in the brain
Symptoms include memory loss, confusion, disorientation, and behavioral changes
No cure currently exists, but treatments can help manage symptoms and improve quality of life
Q8. What are allergens?
Allergens are substances that can cause an allergic reaction in the body.
Allergens are typically harmless substances that trigger an immune response in sensitive individuals.
Common allergens include pollen, dust mites, pet dander, certain foods, and insect venom.
Exposure to allergens can lead to symptoms such as sneezing, itching, hives, and difficulty breathing.
Allergens can be found in various environments, including indoor and outdoor settings.
Q9. What are Vaccines?
Vaccines are biological preparations that provide active acquired immunity to a particular disease.
Vaccines contain weakened or killed forms of a microorganism, its toxins, or surface proteins
They stimulate the immune system to recognize and destroy the specific pathogen
Vaccines help prevent infectious diseases such as measles, polio, and influenza
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