NATIONAL AND STATE NURSING EXAM- MCQ SET 2
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1. The mucosa of the large intestine produces …………. secretions?
Alkaline
Acidic
Neutral
None of the above
Answer: Alkaline
Description:These thick, alkaline secretions are produced by the goblet cells of the intestinal walls. They lubricate and neutralize the feces, easing their passage through the intestine and reducing erosion of the intestinal lining.
2. The wandering phagocytes found in the alveoli are called?
Alveolar macrophages
Pulmonary cells
Goblet cells
Chalice cells
Answer: Alveolar macrophages
Description:Also known as ‘dust cells’, they remove dust and other debris from the alveoli by phagocytosis
3. The two main factors for determining blood pressure are peripheral resistance and……
Cardiac output
Age
Pulse pressure.
Pulse deficit
Answer: Cardiac output
Description:The cardiac output indicates how well the heart is performing its function of transporting blood to the cells. Cardiac output is primarily regulated by the cells’ demand for oxygen.
4. Which hormone acts on the intestines and causes increased calcium absorption?
Calcitonin
Calcitriol
Thyroxine
Pancreatic polypeptide
Answer: Calcitriol
Description:Calcitriol, the hormonally active form of vitamin D, is produced from a precursor (calcifediol) in the cells of the proximal tubule of the nephron in the kidneys.
5. Melatonin is secreted by?
The pancreas
The pineal gland
The keratinocytes of the skin
The ovaries
Answer: The pineal gland
Description:Melatonin is produced by the pineal gland. Its secretion is reduced in response to strong sunlight.
6. For active management of the third stage of labor the nurse should administer
Oxytocin 10 units within 1 minute
Oxytocin 10 units within 5 minutes
Oxytocin 5 units within 1 minute
Oxytocin 5 units within 5 minutes
Answer: Oxytocin 10 units within 1 minute
Description:Active management of the third stage of labor involves giving a prophylactic uterotonic, early cord clamping and controlled cord traction to deliver the placenta.
7. Cellular respiration is defined as:
An intracellular, energy-producing process
An extracellular, energy-producing process
An intracellular, energy-requiring process
An extracellular, energy-requiring process Cellular
Answer: An intracellular, energy-producing process
Description:Respiration is the process by which a cell obtains oxygen, distributes it to the mitochondria, and uses it to break down sugars (such as glucose) to produce energy for the cell. The by-products of cellular respiration are carbon dioxide (CO2) and water
8. Posterior cerebral artery is a branch of which of these?
Vertebral artery
Basilar artery
Posterior cerebral artery
Posterior choroidal artery
Answer: Basilar artery
Description:The posterior arteries supply the temporal and occipital lobes of the left cerebral hemisphere and the right hemisphere.
9. Quality assurance is concerned with?
Adequacy of care
Practice ratings
Standard of practice
Organizational practice
Answer: Standard of practice
Description:A quality assurance nurse evaluates nursing practices within a department to help maximize efficiency and optimize patient care. Their duties include suggesting and implementing changes, training nurses on new procedures, and ensuring state and hospital requirements are consistently followed.
10. Standard deviation is a measure of ?
Chance
Central tendency
Deviation from a mean value
None
Answer: Deviation from a mean value
Description: In statistics, the standard deviation is a measure of the amount of variation or dispersion of a set of values.
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