ATI TEAS: UnIT 1 PrAcTIcE
ExAm QUESTIonS And
AnSwErS V2.0 —AdVAncEd
comPrEhEnSIVE PrAcTIcE
wITh dETAIlEd clInIcAl
ScEnArIoS And In-dEPTh
rATIonAlES
Table of Contents
Section Topic Questions
I Reading — Key Ideas and Details (Advanced) 1–15
II Reading — Craft and Structure (Advanced) 16–30
III Reading — Integration of Knowledge and Ideas (Advanced) 31–40
IV Mathematics — Numbers and Algebra (Advanced) 41–65
,Section Topic Questions
V Mathematics — Measurement and Data (Advanced) 66–80
VI Science — Human Anatomy and Physiology (Advanced Clinical) 81–105
VII Science — Life and Physical Sciences (Advanced) 106–120
VIII Science — Scientific Reasoning and Research Methodology 121–130
IX English and Language Usage — Conventions of Standard English 131–140
X English and Language Usage — Knowledge of Language & Vocabulary 141–150
SECTION I: READING — Key Ideas and Details (Advanced)
Questions 1–15
1. A senior attending physician is reviewing a complex patient case and encounters the
following documentation: "The patient presents with a 3-week history of progressive dysphagia
to both solids and liquids, associated with odynophagia, nocturnal regurgitation, and an
unintentional weight loss of 8.5 kg over the same period. Physical examination reveals cervical
lymphadenopathy and a palpable epigastric mass. Laboratory findings demonstrate microcytic
anemia with an elevated erythrocyte sedimentation rate. The patient reports a 30-pack-year
smoking history and consumes approximately 4–6 alcoholic beverages daily." Which of the
following represents the most clinically significant synthesis of these findings?
A. The patient has a benign gastrointestinal condition requiring dietary modification
B. The patient's presentation is consistent with a malignant process requiring urgent oncological
evaluation
C. The patient's symptoms are psychosomatic and warrant psychiatric consultation
D. The patient has a simple vitamin deficiency that can be corrected with supplements
, corrEcT AnSwEr: B
Rationale: The constellation of progressive dysphagia (especially to both solids and liquids),
odynophagia, weight loss, cervical lymphadenopathy, palpable mass, microcytic anemia, and
significant smoking/alcohol history is highly concerning for esophageal or gastric malignancy.
These "red flag" symptoms necessitate urgent oncology referral. Options A, C, and D ignore the
serious clinical picture and multiple warning signs.
2. Read the following excerpt from a peer-reviewed medical journal: "The renin-
angiotensin-aldosterone system (RAAS) represents a complex endocrine cascade that plays a
pivotal role in blood pressure regulation, electrolyte homeostasis, and fluid balance. Renin,
released by juxtaglomerular cells in response to decreased renal perfusion pressure, catalyzes
the conversion of angiotensinogen to angiotensin I. Angiotensin-converting enzyme (ACE),
primarily located in pulmonary vascular endothelium, subsequently converts angiotensin I to
angiotensin II—a potent vasoconstrictor that also stimulates aldosterone secretion from the
adrenal cortex. Aldosterone promotes sodium and water reabsorption in the distal convoluted
tubule and collecting duct, thereby expanding extracellular volume. However, chronic RAAS
activation contributes to pathological ventricular remodeling, endothelial dysfunction, and
progressive renal injury, underscoring the therapeutic rationale for ACE inhibitors and
angiotensin receptor blockers in cardiovascular and renal disease." What is the author's primary
purpose in this passage?
A. To critique the use of ACE inhibitors in clinical practice
B. To provide a comprehensive overview of the RAAS and its clinical significance
C. To argue that RAAS activation is always beneficial
D. To describe the pharmacology of angiotensin II
corrEcT AnSwEr: B
Rationale: The passage provides a detailed explanation of the RAAS cascade from renin
release to aldosterone effects, and then discusses both physiological and pathological
implications, concluding with therapeutic applications. It is neither a critique nor an argument,
and while it mentions angiotensin II, the scope is broader than just its pharmacology.
3. A clinical researcher is analyzing data from a longitudinal cohort study examining the
relationship between sleep quality and cognitive decline in older adults. The study includes
2,500 participants aged 65 and older, followed for 10 years. After controlling for age, education,
comorbidities, and baseline cognitive function, the researchers found that participants with
, poor sleep quality had a 1.8-fold increased risk of developing mild cognitive impairment (95%
CI: 1.4–2.3, p < 0.001). Which of the following is the most appropriate interpretation of these
findings?
A. Poor sleep quality causes cognitive decline in all older adults
B. There is a statistically significant association between poor sleep quality and increased risk of
cognitive impairment, but causation cannot be established from this study design
C. The study proves that improving sleep quality will prevent cognitive decline
D. The findings are not clinically meaningful because the confidence interval is wide
corrEcT AnSwEr: B
Rationale: Longitudinal cohort studies can demonstrate associations but cannot establish
causation due to potential confounding and the inability to control for all variables. The
statistically significant result with a 95% CI not crossing 1.0 indicates a meaningful association,
but option B appropriately hedges the interpretation. Options A and C make causal claims not
supported by the design, and option D incorrectly dismisses the findings despite a relatively
narrow CI.
4. A hospital policy document contains the following statement: "All healthcare personnel
shall perform hand hygiene using either alcohol-based hand sanitizer or soap and water before
and after patient contact, before performing aseptic tasks, after exposure to body fluids, and
after contact with patient surroundings. Compliance with hand hygiene protocols will be
monitored through direct observation and electronic tracking systems. Failure to comply with
these standards will result in progressive disciplinary action, commencing with written
counseling and escalating to suspension for repeated violations." What is the primary purpose
of this statement?
A. To educate patients about the importance of hand hygiene
B. To establish mandatory protocols and consequences for healthcare personnel
C. To suggest that healthcare personnel may choose their preferred hand hygiene method
D. To describe the history of hand hygiene in healthcare
corrEcT AnSwEr: B
Rationale: The passage establishes specific protocols and includes a clear disciplinary
framework, indicating it is a policy directive with mandatory compliance. Option B captures
both the protocol establishment and the consequences. Option A is incorrect because the
audience is healthcare personnel, not patients, and options C and D misrepresent the content.
ExAm QUESTIonS And
AnSwErS V2.0 —AdVAncEd
comPrEhEnSIVE PrAcTIcE
wITh dETAIlEd clInIcAl
ScEnArIoS And In-dEPTh
rATIonAlES
Table of Contents
Section Topic Questions
I Reading — Key Ideas and Details (Advanced) 1–15
II Reading — Craft and Structure (Advanced) 16–30
III Reading — Integration of Knowledge and Ideas (Advanced) 31–40
IV Mathematics — Numbers and Algebra (Advanced) 41–65
,Section Topic Questions
V Mathematics — Measurement and Data (Advanced) 66–80
VI Science — Human Anatomy and Physiology (Advanced Clinical) 81–105
VII Science — Life and Physical Sciences (Advanced) 106–120
VIII Science — Scientific Reasoning and Research Methodology 121–130
IX English and Language Usage — Conventions of Standard English 131–140
X English and Language Usage — Knowledge of Language & Vocabulary 141–150
SECTION I: READING — Key Ideas and Details (Advanced)
Questions 1–15
1. A senior attending physician is reviewing a complex patient case and encounters the
following documentation: "The patient presents with a 3-week history of progressive dysphagia
to both solids and liquids, associated with odynophagia, nocturnal regurgitation, and an
unintentional weight loss of 8.5 kg over the same period. Physical examination reveals cervical
lymphadenopathy and a palpable epigastric mass. Laboratory findings demonstrate microcytic
anemia with an elevated erythrocyte sedimentation rate. The patient reports a 30-pack-year
smoking history and consumes approximately 4–6 alcoholic beverages daily." Which of the
following represents the most clinically significant synthesis of these findings?
A. The patient has a benign gastrointestinal condition requiring dietary modification
B. The patient's presentation is consistent with a malignant process requiring urgent oncological
evaluation
C. The patient's symptoms are psychosomatic and warrant psychiatric consultation
D. The patient has a simple vitamin deficiency that can be corrected with supplements
, corrEcT AnSwEr: B
Rationale: The constellation of progressive dysphagia (especially to both solids and liquids),
odynophagia, weight loss, cervical lymphadenopathy, palpable mass, microcytic anemia, and
significant smoking/alcohol history is highly concerning for esophageal or gastric malignancy.
These "red flag" symptoms necessitate urgent oncology referral. Options A, C, and D ignore the
serious clinical picture and multiple warning signs.
2. Read the following excerpt from a peer-reviewed medical journal: "The renin-
angiotensin-aldosterone system (RAAS) represents a complex endocrine cascade that plays a
pivotal role in blood pressure regulation, electrolyte homeostasis, and fluid balance. Renin,
released by juxtaglomerular cells in response to decreased renal perfusion pressure, catalyzes
the conversion of angiotensinogen to angiotensin I. Angiotensin-converting enzyme (ACE),
primarily located in pulmonary vascular endothelium, subsequently converts angiotensin I to
angiotensin II—a potent vasoconstrictor that also stimulates aldosterone secretion from the
adrenal cortex. Aldosterone promotes sodium and water reabsorption in the distal convoluted
tubule and collecting duct, thereby expanding extracellular volume. However, chronic RAAS
activation contributes to pathological ventricular remodeling, endothelial dysfunction, and
progressive renal injury, underscoring the therapeutic rationale for ACE inhibitors and
angiotensin receptor blockers in cardiovascular and renal disease." What is the author's primary
purpose in this passage?
A. To critique the use of ACE inhibitors in clinical practice
B. To provide a comprehensive overview of the RAAS and its clinical significance
C. To argue that RAAS activation is always beneficial
D. To describe the pharmacology of angiotensin II
corrEcT AnSwEr: B
Rationale: The passage provides a detailed explanation of the RAAS cascade from renin
release to aldosterone effects, and then discusses both physiological and pathological
implications, concluding with therapeutic applications. It is neither a critique nor an argument,
and while it mentions angiotensin II, the scope is broader than just its pharmacology.
3. A clinical researcher is analyzing data from a longitudinal cohort study examining the
relationship between sleep quality and cognitive decline in older adults. The study includes
2,500 participants aged 65 and older, followed for 10 years. After controlling for age, education,
comorbidities, and baseline cognitive function, the researchers found that participants with
, poor sleep quality had a 1.8-fold increased risk of developing mild cognitive impairment (95%
CI: 1.4–2.3, p < 0.001). Which of the following is the most appropriate interpretation of these
findings?
A. Poor sleep quality causes cognitive decline in all older adults
B. There is a statistically significant association between poor sleep quality and increased risk of
cognitive impairment, but causation cannot be established from this study design
C. The study proves that improving sleep quality will prevent cognitive decline
D. The findings are not clinically meaningful because the confidence interval is wide
corrEcT AnSwEr: B
Rationale: Longitudinal cohort studies can demonstrate associations but cannot establish
causation due to potential confounding and the inability to control for all variables. The
statistically significant result with a 95% CI not crossing 1.0 indicates a meaningful association,
but option B appropriately hedges the interpretation. Options A and C make causal claims not
supported by the design, and option D incorrectly dismisses the findings despite a relatively
narrow CI.
4. A hospital policy document contains the following statement: "All healthcare personnel
shall perform hand hygiene using either alcohol-based hand sanitizer or soap and water before
and after patient contact, before performing aseptic tasks, after exposure to body fluids, and
after contact with patient surroundings. Compliance with hand hygiene protocols will be
monitored through direct observation and electronic tracking systems. Failure to comply with
these standards will result in progressive disciplinary action, commencing with written
counseling and escalating to suspension for repeated violations." What is the primary purpose
of this statement?
A. To educate patients about the importance of hand hygiene
B. To establish mandatory protocols and consequences for healthcare personnel
C. To suggest that healthcare personnel may choose their preferred hand hygiene method
D. To describe the history of hand hygiene in healthcare
corrEcT AnSwEr: B
Rationale: The passage establishes specific protocols and includes a clear disciplinary
framework, indicating it is a policy directive with mandatory compliance. Option B captures
both the protocol establishment and the consequences. Option A is incorrect because the
audience is healthcare personnel, not patients, and options C and D misrepresent the content.
