Muscles work in pairs — Bone & Muscle Mountains · Body Quest

Muscles can only pull, never push. Find out how your arm bends and straightens. You use more than 40 muscles just to frown or smile.

Your task

Sort each statement.

Biceps bends the arm; triceps straightens it.
A fictional journey, not medical advice. If you feel unwell, talk to a trusted adult or a health professional (Portugal: SNS 24 — 808 24 24 24; emergency: 112).
Every body is different and every body is valid. Nothing about you or your health is collected.

Score

Body knowledge — You understood how this part of the body works.
Healthy habits — You chose habits that help your body.
Safe & ask for help — You stayed safe and knew when to ask a trusted adult.

Real science

You use more than 40 muscles just to frown or smile.

Bone & Muscle Mountains

A fictional journey, not medical advice — we never diagnose. Pain, injuries or worries: talk to a trusted adult (SNS 24: 808 24 24 24; emergency 112; SOS Criança 116 111). Nothing about you or your health is collected; progress stays on this device.

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