PHARMACOLOGY EXAM zm
Exam Solution zm
NR 565 Final 2026 A+ GRADE ASSURED COMPLETE SOL
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UTIONS AND VERIFIED ANSWERS (E340A) zm zm zm zm
QUESTION 1 zm
WEEK 5 zm
ANSWER
...
QUESTION 2 zm
Thyroid o Diagnosis & Evaluation What labs are used to diagnose?
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ANSWER
-TSH - zm
used primarily for screening and diagnosing hypothyroid and for monitoring replacement therapy i
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n hypothyroid patients -T4 -
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Used to monitor thyroid hormone replacement therapy and to screen for thyroid dysfunction -T3 -
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
Useful in the diagnosis of hyperthyroidism; can also be used to monitor hormone replacement ther
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
apy -TSH low -T4 normal -T3 is high = hyperthyroidism
zm zm zm zm zm zm zm zm zm
QUESTION 3 zm
Thyroid o Diagnosis & Evaluation Timeframe for re-
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check of labs after starting levothyroxine?
zm zm zm zm zm
ANSWER
Recheck TSH 6- zm zm
8 weeks after initiating therapy and after any dosage change; Check TSH at least once a year after s
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erum TSH is stabilized
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QUESTION 4 zm
Thyroid o Diagnosis & Evaluation Signs and symptoms of hypothyroidism?
zm zm zm zm zm zm zm zm zm
,ANSWER
Hypothyroidism: Depend on severity. o Mild: subtle and may go unrecognized o Moderate to severe:
zm zm zm zm zm zm zm zm zm zm zm zm zm zm z
m-Face is pale, puffy, and expressionless. -Skin cold and dry. -Hair is brittle and hair loss occurs. -
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
Slowed Heart rate. -Patient may complain of lethargy, fatigue, and -
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Temperature is lowered & intolerant to cold. - zm zm zm zm zm zm zm
Thyroid Enlargement may occur if reduced levels of T3 and T4 Mentation may be impaired.
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
QUESTION 5 zm
Thyroid o Treatment Treatment of thyroid storm?
zm zm zm zm zm zm
ANSWER
Characterized by profound hyperthermia (105 degrees F or higher), severe tachycardia, restlessness,
zm zm zm zm zm zm zm zm zm zm zm zm
agitation, and tremor. Unconsciousness, coma, hypotension, and heart failure may ensure. These sym
zm zm zm zm zm zm zm zm zm zm zm zm
ptoms are produced by excessive levels of thyroid hormone Thyroid crisis can be life threatening an
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
d requires immediate treatment. o High doses of potassium iodide or strong iodine solution are give
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
n to suppress thyroid hormone release. o Methimazole is given to suppress thyroid hormone synthe
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
sis o A beta blocker is given to reduce heart rate o Additional measures include sedation, cooling, a
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
nd giving glucocorticoids and IVF
zm zm zm zm
QUESTION 6 zm
Thyroid o Treatment Result of not treating hypothyroidism during pregnancy?
zm zm zm zm zm zm zm zm zm
ANSWER
Can result in permanent neuropsychological deficits in the child -
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decrease child's IQ The effect of hypothyroidism is limited largely to the first trimester, a time duri
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
ng which the fetus is unable to produce thyroid hormone of its own Some authorities currently reco
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
mmend routine screening for hypothyroidism as soon as pregnancy is confirmed Women already tak
zm zm zm zm zm zm zm zm zm zm zm zm zm
ing thyroid hormone replacement will need to increase dose by 50% max between weeks 4-
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
8 of gestation and the levels will level out by week 16
zm zm zm zm zm zm zm zm zm zm zm
QUESTION 7 zm
Thyroid o Treatment Medication to treat symptoms of hyperthyroidism (notice this is
zm zm zm zm zm zm zm zm zm zm zm zm
treating symptoms and not the hyperthyroidism itself)
zm zm zm zm zm zm
ANSWER
Methimazole - zm
first line drug of choice (not given to women who are pregnant or breastfeeding) o Methimazole bl
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
ocks synthesis of thyroid hormone. 1) Prevents the oxidation of iodine, therefore inhibiting incorpor
zm zm zm zm zm zm zm zm zm zm zm zm zm
ation of iodine into tyrosine. 2) prevents iodinated tyrosine from coupling Propylthiouracil -
zm zm zm zm zm zm zm zm zm zm zm zm
preferred treatment for thyroid storm Beta blockers -
zm zm zm zm zm zm zm zm
help with tachycardia experienced with hyperthyroidism
zm zm zm zm zm zm
,QUESTION 8 zm
Thyroid o Treatment Drug/Food/Supplement interactions with levothyroxine
zm zm zm zm zm zm
ANSWER
Absorption of levothyroxine is reduced by food -
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it should be taken on an empty stomach in the morning, at least 30-
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
60 minutes before breakfast Drugs that reduce absorption include: H2 receptor blockers, PPIs, Caraf
zm zm zm zm zm zm zm zm zm zm zm zm zm
ate, Questran, Colestid, Maalox/Mylanta, Tums, iron, Mag salts, Xenical Drugs that accelerate levothyr
zm zm zm zm zm zm zm zm zm zm zm zm
oxine: Phenytoin, Carbamazepine, rifampin, Sertraline, and phenobarbital Patients taking the followin
zm zm zm zm zm zm zm zm zm zm
g drugs may need to increase their dose of levothyroxine: Warfarin and catecholamines Levothyroxi
zm zm zm zm zm zm zm zm zm zm zm zm zm
ne can also increase requirements for insulin and digoxin
zm zm zm zm zm zm zm zm
QUESTION 9 zm
Diabetes o How to confirm a diagnosis prior to beginning treatment
zm zm zm zm zm zm zm zm zm zm
ANSWER
Fasting plasma glucose >/= 125mg/dl OR Random plasma glucose >/= 200mg/dl plus symptoms of
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
diabetes (polyuria, polydipsia, unexplained weight loss) OR Oral glucose tolerance test (OGTT): 2-
zm zm zm zm zm zm zm zm zm zm zm zm
hour plasma glucose >/= 200mg/dl OR HgbA1C pf 6.5% or greater -
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(a test that provides an estimate of glycemic control over the previous 2-
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3 months) is now considered a standard test as well
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QUESTION 10 zm
Diabetes o A1C General goals zm zm zm zm
ANSWER
To keep A1C below 7% o <8% is less stringent for those with hx. Of severe hypoglycemia, limited li
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fe expectancy, pr advanced microvascular or macrovascular complications
zm zm zm zm zm zm zm
QUESTION 11 zm
Diabetes o A1C Older Adult goal zm zm zm zm zm
ANSWER
Recommended goal for A1C in the geriatric population is 7.5- zm zm zm zm zm zm zm zm zm
8% in older patients with moderate comorbidities and life expectancy less than 10 years o 8-
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8.5% for older patients with complex medical issues
zm zm zm zm zm zm zm
QUESTION 12 zm
Diabetes o A1C When should insulin be considered?
zm zm zm zm zm zm zm
ANSWER
, Recommendation: A GLP- zm zm
1 should be considered before starting insulin Insulin is introduced in Step 3 which includes a 3-
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
drug combination which includes insulin. A1C of 9% of greater would start at Step 2 with dual med
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm z
therapy A1C of 10% or greater or fasting glucose of 300 or greater and is symptomatic would start
m zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm z
on combination injectable therapy immediately (Step 4)
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QUESTION 13 zm
Diabetes o A1C At what time interval should it be re-checked?
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ANSWER
Should be monitored every 3 months until value drops to 7% and at least every 6 months thereafte
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r
QUESTION 14 zm
Diabetes o Action of Insulin zm zm zm zm
ANSWER
Metabolic actions of insulin are primarily anabolic -
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Insulin promotes conservation of energy and buildup of energy stores, such as glycogen and the ho
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
rmone also promotes cell growth and division Stimulates cellular transport (uptake) of glucose, amin
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o acids, nucleotides, and potassium Insulin promotes synthesis of complex organic molecules In all:
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
Under the influence of insulin -
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glucose is converted into glycogen, amino acids are assembled into proteins, and fatty acids are inc
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orporated into triglycerides zm zm
QUESTION 15 zm
Diabetes o Pioglitazone contraindications
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ANSWER
Associated with heart failure secondary to renal retention of fluid. If heart failure is diagnosed, piogl
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
itazone should be discontinued or used in reduced dosage
zm zm zm zm zm zm zm zm
QUESTION 16 zm
Diabetes o Be familiar with abbreviations of diabetic drug classifications (GLP-
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1, TZD, DPP4-I, SGLT2i)
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ANSWER
....
QUESTION 17 zm
Exam Solution zm
NR 565 Final 2026 A+ GRADE ASSURED COMPLETE SOL
zm zm zm zm zm zm zm zm
UTIONS AND VERIFIED ANSWERS (E340A) zm zm zm zm
QUESTION 1 zm
WEEK 5 zm
ANSWER
...
QUESTION 2 zm
Thyroid o Diagnosis & Evaluation What labs are used to diagnose?
zm zm zm zm zm zm zm zm zm zm
ANSWER
-TSH - zm
used primarily for screening and diagnosing hypothyroid and for monitoring replacement therapy i
zm zm zm zm zm zm zm zm zm zm zm zm zm
n hypothyroid patients -T4 -
zm zm zm zm
Used to monitor thyroid hormone replacement therapy and to screen for thyroid dysfunction -T3 -
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
Useful in the diagnosis of hyperthyroidism; can also be used to monitor hormone replacement ther
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
apy -TSH low -T4 normal -T3 is high = hyperthyroidism
zm zm zm zm zm zm zm zm zm
QUESTION 3 zm
Thyroid o Diagnosis & Evaluation Timeframe for re-
zm zm zm zm zm zm zm
check of labs after starting levothyroxine?
zm zm zm zm zm
ANSWER
Recheck TSH 6- zm zm
8 weeks after initiating therapy and after any dosage change; Check TSH at least once a year after s
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
erum TSH is stabilized
zm zm zm
QUESTION 4 zm
Thyroid o Diagnosis & Evaluation Signs and symptoms of hypothyroidism?
zm zm zm zm zm zm zm zm zm
,ANSWER
Hypothyroidism: Depend on severity. o Mild: subtle and may go unrecognized o Moderate to severe:
zm zm zm zm zm zm zm zm zm zm zm zm zm zm z
m-Face is pale, puffy, and expressionless. -Skin cold and dry. -Hair is brittle and hair loss occurs. -
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
Slowed Heart rate. -Patient may complain of lethargy, fatigue, and -
zm zm zm zm zm zm zm zm zm zm
Temperature is lowered & intolerant to cold. - zm zm zm zm zm zm zm
Thyroid Enlargement may occur if reduced levels of T3 and T4 Mentation may be impaired.
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
QUESTION 5 zm
Thyroid o Treatment Treatment of thyroid storm?
zm zm zm zm zm zm
ANSWER
Characterized by profound hyperthermia (105 degrees F or higher), severe tachycardia, restlessness,
zm zm zm zm zm zm zm zm zm zm zm zm
agitation, and tremor. Unconsciousness, coma, hypotension, and heart failure may ensure. These sym
zm zm zm zm zm zm zm zm zm zm zm zm
ptoms are produced by excessive levels of thyroid hormone Thyroid crisis can be life threatening an
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
d requires immediate treatment. o High doses of potassium iodide or strong iodine solution are give
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
n to suppress thyroid hormone release. o Methimazole is given to suppress thyroid hormone synthe
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
sis o A beta blocker is given to reduce heart rate o Additional measures include sedation, cooling, a
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
nd giving glucocorticoids and IVF
zm zm zm zm
QUESTION 6 zm
Thyroid o Treatment Result of not treating hypothyroidism during pregnancy?
zm zm zm zm zm zm zm zm zm
ANSWER
Can result in permanent neuropsychological deficits in the child -
zm zm zm zm zm zm zm zm zm
decrease child's IQ The effect of hypothyroidism is limited largely to the first trimester, a time duri
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
ng which the fetus is unable to produce thyroid hormone of its own Some authorities currently reco
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
mmend routine screening for hypothyroidism as soon as pregnancy is confirmed Women already tak
zm zm zm zm zm zm zm zm zm zm zm zm zm
ing thyroid hormone replacement will need to increase dose by 50% max between weeks 4-
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
8 of gestation and the levels will level out by week 16
zm zm zm zm zm zm zm zm zm zm zm
QUESTION 7 zm
Thyroid o Treatment Medication to treat symptoms of hyperthyroidism (notice this is
zm zm zm zm zm zm zm zm zm zm zm zm
treating symptoms and not the hyperthyroidism itself)
zm zm zm zm zm zm
ANSWER
Methimazole - zm
first line drug of choice (not given to women who are pregnant or breastfeeding) o Methimazole bl
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
ocks synthesis of thyroid hormone. 1) Prevents the oxidation of iodine, therefore inhibiting incorpor
zm zm zm zm zm zm zm zm zm zm zm zm zm
ation of iodine into tyrosine. 2) prevents iodinated tyrosine from coupling Propylthiouracil -
zm zm zm zm zm zm zm zm zm zm zm zm
preferred treatment for thyroid storm Beta blockers -
zm zm zm zm zm zm zm zm
help with tachycardia experienced with hyperthyroidism
zm zm zm zm zm zm
,QUESTION 8 zm
Thyroid o Treatment Drug/Food/Supplement interactions with levothyroxine
zm zm zm zm zm zm
ANSWER
Absorption of levothyroxine is reduced by food -
zm zm zm zm zm zm zm
it should be taken on an empty stomach in the morning, at least 30-
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
60 minutes before breakfast Drugs that reduce absorption include: H2 receptor blockers, PPIs, Caraf
zm zm zm zm zm zm zm zm zm zm zm zm zm
ate, Questran, Colestid, Maalox/Mylanta, Tums, iron, Mag salts, Xenical Drugs that accelerate levothyr
zm zm zm zm zm zm zm zm zm zm zm zm
oxine: Phenytoin, Carbamazepine, rifampin, Sertraline, and phenobarbital Patients taking the followin
zm zm zm zm zm zm zm zm zm zm
g drugs may need to increase their dose of levothyroxine: Warfarin and catecholamines Levothyroxi
zm zm zm zm zm zm zm zm zm zm zm zm zm
ne can also increase requirements for insulin and digoxin
zm zm zm zm zm zm zm zm
QUESTION 9 zm
Diabetes o How to confirm a diagnosis prior to beginning treatment
zm zm zm zm zm zm zm zm zm zm
ANSWER
Fasting plasma glucose >/= 125mg/dl OR Random plasma glucose >/= 200mg/dl plus symptoms of
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
diabetes (polyuria, polydipsia, unexplained weight loss) OR Oral glucose tolerance test (OGTT): 2-
zm zm zm zm zm zm zm zm zm zm zm zm
hour plasma glucose >/= 200mg/dl OR HgbA1C pf 6.5% or greater -
zm zm zm zm zm zm zm zm zm zm zm
(a test that provides an estimate of glycemic control over the previous 2-
zm zm zm zm zm zm zm zm zm zm zm zm zm
3 months) is now considered a standard test as well
zm zm zm zm zm zm zm zm zm
QUESTION 10 zm
Diabetes o A1C General goals zm zm zm zm
ANSWER
To keep A1C below 7% o <8% is less stringent for those with hx. Of severe hypoglycemia, limited li
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
fe expectancy, pr advanced microvascular or macrovascular complications
zm zm zm zm zm zm zm
QUESTION 11 zm
Diabetes o A1C Older Adult goal zm zm zm zm zm
ANSWER
Recommended goal for A1C in the geriatric population is 7.5- zm zm zm zm zm zm zm zm zm
8% in older patients with moderate comorbidities and life expectancy less than 10 years o 8-
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
8.5% for older patients with complex medical issues
zm zm zm zm zm zm zm
QUESTION 12 zm
Diabetes o A1C When should insulin be considered?
zm zm zm zm zm zm zm
ANSWER
, Recommendation: A GLP- zm zm
1 should be considered before starting insulin Insulin is introduced in Step 3 which includes a 3-
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
drug combination which includes insulin. A1C of 9% of greater would start at Step 2 with dual med
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm z
therapy A1C of 10% or greater or fasting glucose of 300 or greater and is symptomatic would start
m zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm z
on combination injectable therapy immediately (Step 4)
m zm zm zm zm zm zm
QUESTION 13 zm
Diabetes o A1C At what time interval should it be re-checked?
zm zm zm zm zm zm zm zm zm zm
ANSWER
Should be monitored every 3 months until value drops to 7% and at least every 6 months thereafte
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
r
QUESTION 14 zm
Diabetes o Action of Insulin zm zm zm zm
ANSWER
Metabolic actions of insulin are primarily anabolic -
zm zm zm zm zm zm zm
Insulin promotes conservation of energy and buildup of energy stores, such as glycogen and the ho
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
rmone also promotes cell growth and division Stimulates cellular transport (uptake) of glucose, amin
zm zm zm zm zm zm zm zm zm zm zm zm zm
o acids, nucleotides, and potassium Insulin promotes synthesis of complex organic molecules In all:
zm zm zm zm zm zm zm zm zm zm zm zm zm zm
Under the influence of insulin -
zm zm zm zm zm
glucose is converted into glycogen, amino acids are assembled into proteins, and fatty acids are inc
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
orporated into triglycerides zm zm
QUESTION 15 zm
Diabetes o Pioglitazone contraindications
zm zm zm
ANSWER
Associated with heart failure secondary to renal retention of fluid. If heart failure is diagnosed, piogl
zm zm zm zm zm zm zm zm zm zm zm zm zm zm zm
itazone should be discontinued or used in reduced dosage
zm zm zm zm zm zm zm zm
QUESTION 16 zm
Diabetes o Be familiar with abbreviations of diabetic drug classifications (GLP-
zm zm zm zm zm zm zm zm zm zm
1, TZD, DPP4-I, SGLT2i)
zm zm zm
ANSWER
....
QUESTION 17 zm