Nursing practice questions with comprehensive rationales
NurseDive Free Nursing Practice Question
Gestational diabetes is: (Select All that Apply.)
A. Due to insulin resistance.
Gestational diabetes is indeed due to insulin resistance. During pregnancy, hormonal changes can cause the body's cells to become less responsive to insulin, leading to higher blood glucose levels.
B. The pancreas is unable to make the additional insulin needed to support the placenta.
In gestational diabetes, the pancreas is unable to produce enough insulin to overcome the insulin resistance caused by pregnancy hormones. This insufficient insulin production leads to elevated blood glucose levels.
C. It is permanent.
Gestational diabetes is not permanent. It specifically occurs during pregnancy and usually resolves after the baby is born. However, women who have had gestational diabetes are at an increased risk of developing type 2 diabetes later in life.
D. Occurs during pregnancy.
Gestational diabetes occurs during pregnancy. It is diagnosed when blood glucose levels are elevated in a pregnant woman who did not have diabetes before pregnancy.
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Full Explanation
Choice A reason: Gestational diabetes is indeed due to insulin resistance. During pregnancy, hormonal changes can cause the body's cells to become less responsive to insulin, leading to higher blood glucose levels.
Choice B reason: In gestational diabetes, the pancreas is unable to produce enough insulin to overcome the insulin resistance caused by pregnancy hormones. This insufficient insulin production leads to elevated blood glucose levels.
Choice C reason: Gestational diabetes is not permanent. It specifically occurs during pregnancy and usually resolves after the baby is born. However, women who have had gestational diabetes are at an increased risk of developing type 2 diabetes later in life.
Choice D reason: Gestational diabetes occurs during pregnancy. It is diagnosed when blood glucose levels are elevated in a pregnant woman who did not have diabetes before pregnancy.
Similar Questions
Micturition is stimulated by:
A. Bladder filling.
Micturition, or urination, is stimulated by the filling of the bladder. As the bladder fills with urine, stretch receptors in the bladder wall are activated. These receptors send signals to the brain, which then triggers the urge to urinate. When the bladder is full enough, the brain sends signals to the muscles of the bladder to contract and to the urethral sphincter to relax, allowing urine to be expelled from the body.
B. Segmental movement.
Segmental movement refers to the rhythmic contractions and relaxations of segments of the intestine that help in the movement of contents along the gastrointestinal tract. It is not related to the process of micturition.
C. Rectal filling.
Rectal filling is associated with the defecation reflex, not micturition. When the rectum fills with feces, stretch receptors in the rectal walls are activated, leading to the urge to defecate. This process is separate from the mechanisms involved in urination.
D. Mass movements.
Mass movements are large, strong contractions of the colon that move fecal matter toward the rectum, facilitating defecation. They are not involved in the process of micturition.
Full Explanation
Choice A reason: Micturition, or urination, is stimulated by the filling of the bladder. As the bladder fills with urine, stretch receptors in the bladder wall are activated. These receptors send signals to the brain, which then triggers the urge to urinate. When the bladder is full enough, the brain sends signals to the muscles of the bladder to contract and to the urethral sphincter to relax, allowing urine to be expelled from the body.
Choice B reason: Segmental movement refers to the rhythmic contractions and relaxations of segments of the intestine that help in the movement of contents along the gastrointestinal tract. It is not related to the process of micturition.
Choice C reason: Rectal filling is associated with the defecation reflex, not micturition. When the rectum fills with feces, stretch receptors in the rectal walls are activated, leading to the urge to defecate. This process is separate from the mechanisms involved in urination.
Choice D reason: Mass movements are large, strong contractions of the colon that move fecal matter toward the rectum, facilitating defecation. They are not involved in the process of micturition.
Which laboratory test is the best predictor of blood glucose control over the previous few months?
A. Fasting blood glucose
Fasting blood glucose measures the blood sugar level after an individual has not eaten for at least 8 hours. While it provides a snapshot of current blood glucose levels, it does not reflect long-term blood glucose control.
B. Urinalysis
Urinalysis can detect the presence of glucose or ketones in the urine, which can indicate poor blood glucose control. However, it does not provide a direct measure of blood glucose levels over time and is not the best predictor of long-term control.
C. Feasting (postprandial) blood glucose
Feasting (postprandial) blood glucose measures blood sugar levels after eating. It can indicate how well the body manages glucose after a meal but does not provide information about overall blood glucose control over the previous few months.
D. Hemoglobin A1C
Hemoglobin A1C, also known as HbA1c, measures the percentage of glycated hemoglobin in the blood. It reflects the average blood glucose levels over the past 2-3 months. This test is considered the best predictor of long-term blood glucose control because it provides a comprehensive view of blood sugar management over an extended period. The normal range for HbA1c is typically below 5.7% for individuals without diabetes.
Full Explanation
Choice A reason: Fasting blood glucose measures the blood sugar level after an individual has not eaten for at least 8 hours. While it provides a snapshot of current blood glucose levels, it does not reflect long-term blood glucose control.
Choice B reason: Urinalysis can detect the presence of glucose or ketones in the urine, which can indicate poor blood glucose control. However, it does not provide a direct measure of blood glucose levels over time and is not the best predictor of long-term control.
Choice C reason: Feasting (postprandial) blood glucose measures blood sugar levels after eating. It can indicate how well the body manages glucose after a meal but does not provide information about overall blood glucose control over the previous few months.
Choice D reason: Hemoglobin A1C, also known as HbA1c, measures the percentage of glycated hemoglobin in the blood. It reflects the average blood glucose levels over the past 2-3 months. This test is considered the best predictor of long-term blood glucose control because it provides a comprehensive view of blood sugar management over an extended period. The normal range for HbA1c is typically below 5.7% for individuals without diabetes.
Aron has been prescribed Lispro and among other medication. Such drugs act:
A. To reduce insulin resistance
Lispro (Insulin lispro) does not primarily act to reduce insulin resistance. Instead, it is a rapid-acting insulin analog used to manage blood glucose levels in people with diabetes.
B. To prevent the formation of glucose.
Lispro does not prevent the formation of glucose. Its main function is to help control blood sugar levels by replacing the insulin that the body is not producing enough of.
C. To decrease the body's need for glucose in body cells.
Lispro does not decrease the body's need for glucose in body cells. Instead, it helps facilitate the uptake of glucose into cells by mimicking the action of natural insulin.
D. As an insulin replacement.
Lispro acts as an insulin replacement. It is a fast-acting insulin analog that helps control blood sugar levels by mimicking the body's natural insulin, which is essential for the metabolism of glucose.
Full Explanation
Choice A reason: Lispro (Insulin lispro) does not primarily act to reduce insulin resistance. Instead, it is a rapid-acting insulin analog used to manage blood glucose levels in people with diabetes.
Choice B reason: Lispro does not prevent the formation of glucose. Its main function is to help control blood sugar levels by replacing the insulin that the body is not producing enough of.
Choice C reason: Lispro does not decrease the body's need for glucose in body cells. Instead, it helps facilitate the uptake of glucose into cells by mimicking the action of natural insulin.
Choice D reason: Lispro acts as an insulin replacement. It is a fast-acting insulin analog that helps control blood sugar levels by mimicking the body's natural insulin, which is essential for the metabolism of glucose.