WGU D313 Anatomy & Physiology 2 Practice Test
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questions with accurate detailed solutions || || || ||
Which structure contains lubricating fluid that helps the heart to expand and contract?
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Pericardial Cavity ||
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Which structure protects the heart?
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Pericardium
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Which artery gives rise to the right ulnar artery?
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Right Brachial Artery
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Which artery becomes the femoral artery one it leaves the body cavity?
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External Iliac Artery || ||
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Which heart sound does the closing of the Bicuspid valve correspond to?
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Lub/S1
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Which part of the cardiac cycle is represented by the QRS complex?
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Ventricular Systole ||
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What is the difference between the maximum and resting cardiac output (CO) called?
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Cardiac Reserve ||
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What is the normal resting heart rate (HR) of an adult?
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60-110 bpm ||
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What sound is produced by the closing of the mitral and tricuspid valve?
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First Heart Sound
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Which blood cells lack granules?
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, 2
Monocytes and lymphocytes || ||
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Which blood component contains hemoglobin?
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Erythrocyte
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Which cell contains the highest concentrations of iron?
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Erythrocyte
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Which element contributes to blood clotting?
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Prothrombin protein ||
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What is an elastic, flexible cartilage in the larynx?
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Epiglottic cartilage ||
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Which structure is not a part of the throat?
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Larynx
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Which structure maintains equal air pressure in the lung?
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Alveolar pores ||
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Which cell type removes debris and pathogens from the alveolar wall?
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Alveolar macrophages ||
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What leads to carbominogemoglobin formation?
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CO2 + Hb || ||
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What is the role of the diaphragm during normal breathing?
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During inhalation it contracts and flattens
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According to Boyle's law, what is the relation between pressure and volume?
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When volume increases, pressure decreases at a constant temperature
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What is the function of the aortic body?
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