This easy crossword puzzle helps kids in grades 3-5 learn about protein synthesis and DNA basics with common words and simple clues.
Hard Human Circulatory System Crossword Puzzle for ESL Learners is a hard crossword puzzle with 7 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.
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Hard Human Circulatory System Crossword Puzzle for ESL Learners
Challenge advanced ESL learners with this hard-level crossword focused on the human circulatory system. Includes specialized terms related to heart anatomy and blood flow.
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Across
- 1. Study of blood flow and the forces involved within the circulatory system
- 2. Small pores in capillary walls allowing selective passage of substances
- 6. Middle muscular layer of the heart wall responsible for contractions
Down
- 3. Disease characterized by plaque buildup inside arteries causing narrowing
- 4. Small vessels that drain blood from capillaries into veins
- 5. Thin layer of cells lining blood vessels and heart chambers
- 7. Phase of the heartbeat when the heart muscle contracts and pumps blood
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