Detailed Answer Explanations, Every TEAS® 7
Subject Covered, Personal Score Report with Bonus:
Expert TEAS® Tips and FAQs
INTRODUCTION
This comprehensive exam guide contains verified multiple-choice
questions specifically designed for the ATI TEAS 7 exam, with each
question including the correct answer in bold italic and a detailed
rationale explaining the underlying scientific, mathematical, and linguistic
concepts. The questions cover all four TEAS 7 subject areas: Reading (Key
Ideas and Details, Craft and Structure, Integration of Knowledge and
Ideas), Mathematics (Numbers and Algebra, Measurement and Data),
Science (Human Anatomy and Physiology, Life and Physical Sciences,
Scientific Reasoning), and English and Language Usage (Conventions of
Standard English, Knowledge of Language, Using Language and
Vocabulary). Each question is carefully crafted to reflect actual exam
content and organized sequentially for maximum study efficiency.
QUESTION 1
How are carbohydrates used by the body? Choose ALL answers that
apply.
,A) Structure
B) Communication
C) Storage
D) Recognition
ANSWER: A, B, C, D – Structure, Communication, Storage,
Recognition
EXPLANATION: Carbohydrates serve multiple functions in the body.
They provide structural support (cellulose in plants, chitin in fungi),
participate in cell communication (glycoproteins and glycolipids on
cell surfaces), store energy (glycogen in liver and muscle), and
enable cellular recognition (blood type antigens, immune system
identification).
QUESTION 2
What type of immunity does a vaccine provide? Choose only ONE
best answer.
A) Naturally acquired passive immunity
B) Artificially acquired passive immunity
C) Naturally acquired active immunity
D) Artificially acquired active immunity
ANSWER: D) Artificially acquired active immunity
,EXPLANATION: Vaccines provide artificially acquired active immunity
because they introduce antigens (weakened or inactivated
pathogens or their components) into the body, stimulating the
immune system to produce its own antibodies and memory cells
without causing the disease.
QUESTION 3
Which organs and/or glands are superior to the liver? Choose ALL
answers that apply.
A) Lungs
B) Parathyroid gland
C) Kidneys
D) Thymus
ANSWER: A, B – Lungs and Parathyroid gland
EXPLANATION: The liver is located in the right upper quadrant of the
abdomen. The lungs are in the thoracic cavity (superior to the liver).
The parathyroid glands are in the neck (superior to the liver). The
kidneys are retroperitoneal and roughly at the same level or
inferior.
QUESTION 4
, Which cavity contains all of the frontal cavities? Choose only ONE
best answer.
A) Dorsal
B) Thoracic
C) Abdominopelvic
D) Ventral
ANSWER: D) Ventral
EXPLANATION: The ventral cavity is the large body cavity on the
anterior (front) side of the body. It contains the thoracic cavity and
the abdominopelvic cavity.
QUESTION 5
Which of the following carry oxygenated blood? Choose ALL answers
that apply.
A) Pulmonary artery
B) Pulmonary vein
C) Aorta
D) Superior vena cava
ANSWER: B, C – Pulmonary vein and Aorta
EXPLANATION: The pulmonary vein carries oxygenated blood from
the lungs to the heart. The aorta carries oxygenated blood from the