CSS - PMS - CCE - PCS - General Science
Applied Chemistry - Medicines
What does the term 'dose' mean in medicine?
A. The color of a medicine
B. The shelf on which medicine is stored
C. The trade name of a medicine
D. The measured amount of a medicine taken or administered at one time or on a schedule
Correct Answer: D
Dose refers to the quantity of a drug administered, often specified with frequency and duration.
CSS - PMS - CCE - PCS - General Science
Applied Chemistry - Medicines
Which route of drug administration usually delivers a medicine directly into the bloodstream?
A. Inhalation only
B. Topical application
C. Oral tablet
D. Intravenous injection
Correct Answer: D
Intravenous administration places the drug directly into a vein, producing rapid systemic availability.
CSS - PMS - CCE - PCS - General Science
Applied Chemistry - Medicines
Why should a prescribed antibiotic course generally be taken according to medical instructions?
A. The medicine changes into a virus
B. All bacteria become harmless immediately
C. Improper use can reduce effectiveness and contribute to antimicrobial resistance
D. Antibiotics become vitamins if stopped early
Correct Answer: C
Incorrect antibiotic use can leave surviving bacteria and promote selection of resistant strains.
CSS - PMS - CCE - PCS - General Science
Applied Chemistry - Medicines
Which term describes a drug that reduces inflammation?
A. Anti-inflammatory
B. Antacid
C. Expectorant only
D. Anticoagulant only
Correct Answer: A
Anti-inflammatory medicines reduce inflammatory processes, swelling or associated pain.
CSS - PMS - CCE - PCS - General Science
Applied Chemistry - Medicines
What is the role of a vaccine?
A. To act as a universal antibiotic
B. To replace red blood cells
C. To train the immune system to recognize a specific pathogen or antigen
D. To neutralize stomach acid
Correct Answer: C
Vaccines stimulate adaptive immune memory so the body can respond more effectively to future exposure.
CSS - PMS - CCE - PCS - General Science
Applied Chemistry - Medicines
Why are antibiotics generally ineffective against viral infections such as the common cold?
A. Viruses are too large for medicines
B. Viruses contain no genetic material
C. Viruses lack the bacterial structures and processes targeted by antibiotics
D. Antibiotics work only above 100°C
Correct Answer: C
Antibiotics target bacterial features such as cell-wall synthesis or bacterial ribosomes, which viruses do not possess.
CSS - PMS - CCE - PCS - General Science
Applied Chemistry - Medicines
Antacids are used mainly to neutralize excess acid in which organ?
A. Stomach
B. Pancreas
C. Lungs
D. Kidneys
Correct Answer: A
Antacids neutralize gastric hydrochloric acid and help relieve acid-related discomfort.
CSS - PMS - CCE - PCS - General Science
Applied Chemistry - Medicines
What is the main purpose of an antipyretic medicine?
A. To increase blood glucose
B. To destroy all viruses
C. To reduce fever
D. To neutralize stomach acid only
Correct Answer: C
Antipyretics lower elevated body temperature associated with fever.
CSS - PMS - CCE - PCS - General Science
Applied Chemistry - Medicines
Which medicine category is primarily used to relieve pain?
A. Antiseptics
B. Vaccines
C. Antacids
D. Analgesics
Correct Answer: D
Analgesics reduce or relieve pain; examples include paracetamol and certain NSAIDs.
CSS - PMS - CCE - PCS - General Science
Applied Chemistry - Medicines
Which class of medicine is used to kill or inhibit bacteria?
A. Antipyretics
B. Antibiotics
C. Analgesics
D. Antacids
Correct Answer: B
Antibiotics act against bacteria, although different antibiotics target different bacterial processes.