The Cardiovascular System
BiologyRevise the heart and blood: atria, ventricles, valves, arteries, veins, capillaries, plasma, platelets and vasoconstriction.
This biology crossword has 20 clues. Select a numbered square, read the matching clue, and type the answer. Crossing letters help confirm each word. You can print a worksheet or make your own crossword from a custom word list.
Horizontal Words
- This colour of blood cells help to produce antibodies and keep us healthy (5)
- When blood vessels decrease in size (16)
- This blood vessel has a thick outer wall and layer of muscle (6)
- This colour of blood cells contain haemoglobin (3)
- The largest component in blood (6)
- This blood vessel has a wide central lumen (4)
- The two 'middle' valves which have the same name (10)
- When blood vessels increase in size (12)
- Deoxygenated blood is sent to the lungs here (16)
- This divides the left and right side of the heart (6)
Vertical Words
- Blood is redistributed to areas which need it the most (24)
- Chambers at the top of the heart (6)
- These help to clot blood at the site of a cut (9)
- Blood vessel that takes Oxygenated blood to working muscles (5)
- This blood vessel has a wall that is only one cell thick (11)
- Chambers at the bottom of the heart (10)
- Oxygenated blood is brought back from the lungs through here (14)
- Valve that separates the right atrium & ventricle (9)
- Deoxygenated blood enters the heart from the muscles here (8)
- Valve that separates the left atrium & ventricle (8)
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This biology crossword puzzle features 20 entries to solve online or print. Click any numbered square to read its clue, type your answer, then check the crossing letters to narrow down neighboring words. All clues and answers are displayed as submitted by the puzzle creator.
What is the The Cardiovascular System crossword?
The The Cardiovascular System crossword is a biology puzzle with 20 entries to solve from the clues shown beside the grid. Fill an answer into the numbered squares, then use its crossing letters to narrow the possible answers for neighboring clues. You can work through the puzzle in the browser or open the print layout for a paper copy.
What clues are included in this puzzle?
This puzzle includes clues such as “This colour of blood cells help to produce antibodies and keep us healthy”, “Blood is redistributed to areas which need it the most”, and “When blood vessels decrease in size”. Read the full across and down lists next to the grid before deciding where to begin. An exact definition or familiar fact is usually a good starting point; after entering it, check each crossing clue against the letters now available. The clue text comes from the community puzzle submission and is displayed unchanged for solving.
How do you solve the The Cardiovascular System crossword online?
You solve the The Cardiovascular System crossword online by selecting a numbered entry, reading its matching clue, and typing the answer into the grid. Start with clues you can answer confidently instead of forcing a strict order. Crossing letters turn incomplete words into useful patterns, so revisit difficult clues after completing nearby entries. Before finishing, compare the answer length with the available squares and recheck spelling wherever two entries meet.
Can this crossword be printed for a class or activity?
Yes, this crossword can be printed for a class, study session, family activity, club, or event by using the Print button above. The print view separates the playable worksheet from page navigation and sharing controls. Review the biology topic and all 20 clues before distributing a community-created puzzle, especially when matching vocabulary to a particular age group or lesson. Keep one reference copy available if participants will need help checking their work.
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