AMCA NAC QUESTIONS AND ANSWERS ALREADY PASSED LATEST UPDATE 2025

AMCA NAC QUESTIONS AND ANSWERS ALREADY PASSED LATEST UPDATE 2025 The heart and lungs are located in this body cavity. - Answers A) Abdominal cavity B) Cranial c) Spinal D) Thoracic thoracic cavity The skeletal system produces: - Answers A) Blood cells B) Calcium C) Lactic acid D) Vitamin D. Blood cells The integumentary system produces: - Answers A) Melatonin B) Surfactant C) Melanin D) Trypsin Melanin The heart is surrounded by a thin fluid-filled sac called the: - Answers A) Endocardium B) Epicardium c) Myocardium D) Pericardium Pericardium The middle layer of the heart is called the: - Answers A) Myocardium B) Endocardium C) Epicardium D) Pericardium A How many chambers are there in the human heart? - Answers A) 1 B) 2 C) 6 D) 4 D This heart chamber delivers oxygen-rich blood to the ascending aorta. - Answers This heart chamber delivers oxygen-rich blood to the ascending aorta. A) Left ventricle B) Left atrium C) Right atrium D) Right ventricle A This heart chamber receives blood from the systemic system. - Answers A) Left atrium B) Left ventricle C) Right atrium D) Right ventride A The heart muscle gets its blood supply from the: O A) Carotid arteries O B) Coronary arteries O C) Pulmonary arteries O D) Pulmonary veins - Answers B The femoral artery is located in the: A) Leg B) Mouth c) Arm D) Neck - Answers A The ilium is part of the: A) skull • B) Pelvis c) Rib D) Spine - Answers B The fibula is _________ the patella. A) Above B) Below c) Behind D) Within - Answers D Erythrocytes are also known as: A) Red blood cells B) White blood cells C) Clotting cells D) Engulfing cells - Answers A The function of the platelet is to: A) Carry nutrients B) Cause the blood to clot C) Fight infection D) Carry oxygen - Answers B Cardiac arrest is: A) The same as a stroke B) The sudden stopping of heart action and breathing c) The sudden loss of consciousness D) When organs and tissues do not get enough blood - Answers B Which of the following structures contains oxygenated blood? A) Aorta B) Right atrium C) Right ventricle D) Superior vena cava - Answers A The blood vessels that carry blood away from the heart are the: A) Veins B) vena cava c) Capillaries D) Arteries - Answers D The pericardial sac that surrounds the heart: A) Allows the heart to contract and expand within the chest cavity with minimal friction B) Is called the mediastinum C) Is a thick, single-walled closed sac D) Has a tough fibrous outer layer called the visceral pericardium and an inner, thin, transparent lining - Answers D