Formula sheets, the key method steps for every topic and 16 practice problems, with full solutions at the back.
“Mary Seacole was a Jamaican-born nurse who travelled to the Crimean War at her own expense. There she ran a hotel near the battlefield where she cared for sick and injured soldiers.” What does “at her own expense” mean?
“While most of the class cheered at the announcement of an extra week for the project, Jamal quietly closed his laptop. He had finished his project the night before after staying up until 2 a.m.” Why did Jamal most likely react differently?
The ages of the patients seen at a clinic one morning were 23, 12, 23, 3, 28, 21, 25, 30, 23. What is the mode M?
Which fraction or mixed number in lowest terms equals 172%? Click it.
The head of the femur articulates with which structure?
In the fetus, the ductus arteriosus connects the pulmonary trunk to the aorta. What does it become after birth?
Which hormone is released by the adrenal cortex in response to ACTH?
A patient's arterial blood gas shows pH 7.30, PaCO₂ 7.8 kPa (59 mmHg) and normal bicarbonate. What is the most likely disturbance?
What happens in a dehydration synthesis reaction?
A green plant is kept in a sealed jar in complete darkness for a day. What happens to the carbon dioxide level in the jar?
What percentage of the mass of water (H₂O, 18 g/mol) is hydrogen (H = 1 g/mol)?
Under which conditions does a real gas behave least like an ideal gas?
Which is the correct plural of “mother-in-law”?
Which sentence uses commas correctly with a nonessential participial phrase?
Choose the meaning of the word in bold: “Patients with heart failure often retain fluid.”
What does the term dermatology mean?
Answer: D · She paid the costs of the trip herself.
“At her own expense” means she paid the costs herself rather than being funded by someone else.
Answer: C · He had already finished, so the extra week did not help him.
Jamal had already worked late to finish, so an extension brought him no benefit, unlike his classmates.
Answer: M = 23
Mean, median, mode and range: the mean (average) is the sum divided by the number of values. The median is the middle value once the values are in order; with an even number of values it is the mean of the two middle ones. The mode is the value that occurs most often. The range is the largest value minus the smallest.
Answer: 1 18/25
Fractions, decimals and percents are three ways to write the same number. Fraction → decimal: divide the numerator by the denominator. Decimal → percent: multiply by 100 (move the point two places right). Percent → decimal: divide by 100. Decimal → fraction: write the digits over 10, 100 or 1000 (one zero per decimal place) and simplify.
Answer: D · Acetabulum
The acetabulum is the cup-shaped socket of the hip bone, formed by the ilium, ischium and pubis. The glenoid cavity is the shoulder's socket.
Answer: C · Ligamentum arteriosum
The ductus arteriosus closes after birth and becomes the ligamentum arteriosum. The foramen ovale becomes the fossa ovalis and the ductus venosus becomes the ligamentum venosum.
Answer: D · Cortisol
ACTH from the anterior pituitary stimulates cortisol release from the zona fasciculata. Adrenaline comes from the adrenal medulla.
Answer: B · Acute respiratory acidosis
Low pH with high CO₂ points to a respiratory acidosis. Bicarbonate has not risen yet, so the kidneys have not compensated: it is acute.
Answer: D · Two monomers join and a water molecule is released
Dehydration synthesis builds polymers by joining monomers and releasing water. The reverse, splitting a polymer with water, is hydrolysis.
Answer: B · It rises, because the plant respires but cannot photosynthesise
Plant cells respire day and night, releasing CO₂. Photosynthesis needs light, so in the dark no CO₂ is taken up and the level rises.
Answer: A · About 11%
One mole of water contains 2 g of hydrogen: 2 ÷ 18 × 100 ≈ 11.1%. Oxygen makes up the other 89% by mass, even though 2 of the 3 atoms are hydrogen.
Answer: D · High pressure and low temperature
At high pressure the particles are close, so their own volume matters; at low temperature they move slowly, so attractions matter. Both break the ideal gas assumptions.
Answer: C · mothers-in-law
In a hyphenated compound noun, the main word takes the plural: mothers-in-law, passers-by.
Answer: D · The patient, feeling dizzy, sat down.
“Feeling dizzy” adds information about the patient and can be removed, so it is enclosed by a pair of commas.
Answer: B · Hold on to
To retain is to keep or hold on to something; fluid retention causes swelling and weight gain.
Answer: C · The study and treatment of the skin
Dermatology is the branch of medicine dealing with the skin. Dermatitis is skin inflammation.
This is independent practice material. ExamProblems is not affiliated with or endorsed by the organisation that runs this exam, and the exam name is used only to describe the content. ATI TEAS is a trademark of Assessment Technologies Institute, LLC (ATI), which is not affiliated with ExamProblems and does not endorse it or vouch for its accuracy.
ExamProblems · examproblems.com/courses/teas-practice-questions