USMLE Step 2 CK High-Yield (New 2026/
2027 Update) Questions & Answers {Grade
A} 100% Correct (Verified Solutions)
The most common cancer in men and the most common cause of death from cancer in
men - correct answer Prostate cancer is the most common cancer in men, but lung CA
causes more deaths
The percentage of cases within 1 SD of the mean? Two SDs? Three SDs? - correct
answer 68%, 95%, 99.7%
Birth rate? - correct answer Number of live births per 1000 population in 1 year
Mortality rate? - correct answer Number of deaths per 1000 population in 1 year
Neonatal mortality rate? - correct answer Number of deaths frombirth to 28 days per
1000 live births in 1 year
,Infant mortality rate? - correct answer Number of deaths from birth to 1 year of age
per 1000 live births (neonatal + postnatal mortality) in 1 year
Maternal mortality rate? - correct answer Number of deaths during pregnancy to 90
days postpartum per 100,000 live births in 1 year
True or false: once patients sign a statement giving consent they must continue
treatment - correct answer False. Patients may change their minds at any time.
Exceptions to the requirement of informed consent include emergency situations and
patients without decision-making capacity
A 15yo pregnant girl requires hospitalization for preeclampsia. Is parental consent
required? - correct answer No. Parental consent is not necessary for the medical
treatment of pregnant minors
A doctor refers a patient for an MRI at a facility he/she owns - correct answer Conflict
of interest
,Involuntary psychiatric hospitalization can be undertaken for which 3 reasons? -
correct answer The patient is a danger to self, a danger to others, or gravely disabled
(unable to provide for basic needs)
True or false: it is more difficult to justify the withdrawal of futile care than to have
withheld the treatment in the first place - correct answer False. Withdrawing a
nonbeneficial treatment is ethically similar to withholding a nonindicated one
A mother refuses to allow her child to be vaccinated - correct answer A parent has the
right to refuse treatment for his/her child as long as it does not pose a serious threat
to the well-being of the child
When can a physician refuse to continue treating a patient on the grounds of futility? -
correct answer When there is no rationale for treatment, maximal intervention is
failing, a given intervention has already failed, and treatment will not achieve the goals
of care
, An 8-year-old child is in a serious accident. She requires emergent transfusion, but
her parents are not present - correct answer Treat immediately. Consent is implied in
emergency situations
A 15yo girl seeking treatment for an STD asks that her parents not be told about her
condition - correct answer Minors may consent to care for STDs without parental
consent or knowledge
Conditions in which confidentiality must be overridden - correct answer Real threat of
harm to third parties; suicidal intentions; certain contagious diseases, elder and child
abuse
Involuntary commitment or isolation for medical treatment may be undertaken for
what reason? - correct answer When treatment noncompliance represents a serious
danger to public health (eg TB)
2027 Update) Questions & Answers {Grade
A} 100% Correct (Verified Solutions)
The most common cancer in men and the most common cause of death from cancer in
men - correct answer Prostate cancer is the most common cancer in men, but lung CA
causes more deaths
The percentage of cases within 1 SD of the mean? Two SDs? Three SDs? - correct
answer 68%, 95%, 99.7%
Birth rate? - correct answer Number of live births per 1000 population in 1 year
Mortality rate? - correct answer Number of deaths per 1000 population in 1 year
Neonatal mortality rate? - correct answer Number of deaths frombirth to 28 days per
1000 live births in 1 year
,Infant mortality rate? - correct answer Number of deaths from birth to 1 year of age
per 1000 live births (neonatal + postnatal mortality) in 1 year
Maternal mortality rate? - correct answer Number of deaths during pregnancy to 90
days postpartum per 100,000 live births in 1 year
True or false: once patients sign a statement giving consent they must continue
treatment - correct answer False. Patients may change their minds at any time.
Exceptions to the requirement of informed consent include emergency situations and
patients without decision-making capacity
A 15yo pregnant girl requires hospitalization for preeclampsia. Is parental consent
required? - correct answer No. Parental consent is not necessary for the medical
treatment of pregnant minors
A doctor refers a patient for an MRI at a facility he/she owns - correct answer Conflict
of interest
,Involuntary psychiatric hospitalization can be undertaken for which 3 reasons? -
correct answer The patient is a danger to self, a danger to others, or gravely disabled
(unable to provide for basic needs)
True or false: it is more difficult to justify the withdrawal of futile care than to have
withheld the treatment in the first place - correct answer False. Withdrawing a
nonbeneficial treatment is ethically similar to withholding a nonindicated one
A mother refuses to allow her child to be vaccinated - correct answer A parent has the
right to refuse treatment for his/her child as long as it does not pose a serious threat
to the well-being of the child
When can a physician refuse to continue treating a patient on the grounds of futility? -
correct answer When there is no rationale for treatment, maximal intervention is
failing, a given intervention has already failed, and treatment will not achieve the goals
of care
, An 8-year-old child is in a serious accident. She requires emergent transfusion, but
her parents are not present - correct answer Treat immediately. Consent is implied in
emergency situations
A 15yo girl seeking treatment for an STD asks that her parents not be told about her
condition - correct answer Minors may consent to care for STDs without parental
consent or knowledge
Conditions in which confidentiality must be overridden - correct answer Real threat of
harm to third parties; suicidal intentions; certain contagious diseases, elder and child
abuse
Involuntary commitment or isolation for medical treatment may be undertaken for
what reason? - correct answer When treatment noncompliance represents a serious
danger to public health (eg TB)
