Physiology · Sensory System · Medium
Accommodation
Meaning: The adjustment of the eye's lens shape to focus on objects at different distances.
In practice: Accommodation weakens with age, so most people need reading glasses in their forties.
Quick check
Two questions on related physiology words.
Which word means: The phase of the heartbeat when the heart muscle relaxes and the chambers fill with blood.
Answer: Diastole
Which word means: The six to eight week period after childbirth when the body returns to its pre-pregnant state.
Answer: Puerperium
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