166 . The most effective method of preventing infectious diseases is —
- A. Immunization
- B. Antibiotics
- C. Surgery
- D. Bed rest
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The Ibn Sina Trust - Senior Staff Nurse (Male) (11-07-2025) | 2025
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167 . The most reliable clinical feature of strangulaed inguinal hernia is
- A. Pain
- B. Fever
- C. Tense and tender lump in the inguinal region
- D. Vomiting
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৪৮ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (Medical Science) (18-07-2025) | 2025
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168 . The phase of the cardiac cycle when ventricles contract is called ___
- A. Diastole
- B. Systole
- C. Isovolumetric relaxation
- D. Atrial contraction
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The Ibn Sina Trust - Senior Staff Nurse (Male) (11-07-2025) | 2025
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169 . The primary goal of antenatal care is:
- A. Detect fetal abnormalities
- B. Ensure maternal and fetal well-being
- C. Schedule elective cesareans
- D. Reduce maternal weight
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The Ibn Sina Trust - Senior Staff Nurse (Male) (11-07-2025) | 2025
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170 . The property that makes acrylic resin suitable for denture bases is -
- A. High thermal conductivity
- B. High solubility
- C. Light weight and easily moldable
- D. Needs no polymerization
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৪৮ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (Dental Science) (18-07-2025) | 2025
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171 . The structural and functional unit of Lung is
- A. Alveoli
- B. Bronchiole
- C. Bronchus
- D. Trachea
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৪৮ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (Medical Science) (18-07-2025) | 2025
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172 . Time dependent flow is known as-
- A. Viscosity
- B. Creep
- C. Resilience
- D. Rheology
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৪৮ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (Dental Science) (18-07-2025) | 2025
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173 . Traction is primarily used to:
- A. Strengthen muscles
- B. Reduce muscle spasm and align bones
- C. Help digestion
- D. Improve circulation
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The Ibn Sina Trust - Senior Staff Nurse (Male) (11-07-2025) | 2025
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174 . True adhesion occur in the following materials with tooth structure -
- A. Amalgam
- B. Gold inlay
- C. Polycarboxylate cement
- D. Titanium alloy
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৪৮ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (Dental Science) (18-07-2025) | 2025
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175 . Universally accepted indicator of health status of a population is-
- A. Child death rate
- B. Case fatality rate
- C. Infant mortality rate
- D. Under-5 mortality rate
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৪৮ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (Medical Science) (18-07-2025) | 2025
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176 . Uterine contractions in labour
- A. are consciously controllable
- B. are efficient at 5 mmHg
- C. start at fundus of uterus
- D. are painful due to ischemia
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৪৮ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (Medical Science) (18-07-2025) | 2025
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177 . Utero-vaginal prolapse
- A. is a very painful condition
- B. is worse in erect posture
- C. is common in nulliparous women
- D. may resolve spontaneously
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৪৮ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (Medical Science) (18-07-2025) | 2025
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178 . Viral disease that may cause thrombocytopenia is
- A. SARS-Cov-2
- B. Influenza
- C. Dengue
- D. Hepatitis B
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৪৮ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (Medical Science) (18-07-2025) | 2025
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179 . Which vitamin is essential for blood clotting?
- A. Vitamin A
- B. Vitamin D
- C. Vitamin K
- D. Vitamin C
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The Ibn Sina Trust - Senior Staff Nurse (Male) (11-07-2025) | 2025
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180 . What does the principle of non maleficence mean in dental practice?
- A. Do no harm
- B. Always obey the patient
- C. Making documents confidential
- D. Avoid costly materials
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৪৮ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (Dental Science) (18-07-2025) | 2025
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