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Study Guide

ATI TEAS 7 Science Study Guide

The heaviest section on the exam. Anatomy and physiology carry the most marks, so start here.

50 questions · 60minutes on the real exam · 4 units · 27 lessons · updated July 2026

Human Anatomy and Physiology

~41% of the section

The body's systems, from cardiovascular to endocrine, and how each one keeps you alive.

Biology

~20% of the sectionLocked

Cells, genetics, macromolecules, and the microorganisms behind disease.

Chemistry

~18% of the sectionLocked

Atomic structure, states of matter, reactions, solutions, and acids and bases.

Scientific Reasoning

~21% of the sectionLocked

Measurement tools, the scientific method, and reading an investigation for its evidence.

Ready to practise it?

Reading is good. Practising is better. Drill this subject with free TEAS Science practice questions, then sit the free full-length TEAS practice test to see where your score lands.