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54 Cards in this Set
- Front
- Back
Cells |
Building blocks of the body. |
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Tissue |
Similar cells working together in the same way. |
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Organs |
Groups of tissue working together. |
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Systems |
A group of organs working together. |
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Prokaryotic cells |
Very basic cell with a nucleus and a membrane. Genetic material floats around the cell. |
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Eukaryotic cells |
More complex cells with a double-walled membrane and many organelles. |
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Nucleus |
Controls actions and reactions of the cell. Also holds DNA. |
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Cell membrane |
Controls what comes in and out of the cell. Also helps hold the cell together. |
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Mitochondrion |
Breaks down food and water to make energy. |
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Cytoplasm |
Where all chemical reactions in the cell take place. |
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Vacuole |
Stores food and water. Also helps keep the shape of the cell. |
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Chloroplasts |
Absorbs light for photosynthesis |
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Cell wall |
Supports the cell, keeps it protected and holds the shape. |
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MRS C GREN |
Movement, Respiration, Stimuli, Cells, Growth, Reproduction, Excretion, Nutrition |
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Objective Lens |
The lens closest to the stage. |
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Ocular Lens |
The lens closest to your eye. |
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Coarse focus knob |
Used to focus an image on low power. |
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Fine focus knob |
Used to focus an image on high power. |
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Handle |
Used to carry the microscope. |
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Stage |
Where the specimen is placed. |
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Common magnifications |
40x, 100x, 400x. |
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Red blood cell |
Carries oxygen around the body. |
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White blood cell |
Fights viruses in the body. |
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Sperm cell |
Designed to fertilises eggs. Found in the testes. |
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Egg cell |
Designed to be fertilised. Found in the ovaries. |
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Palisade cell |
Designed for photosynthesis. Found in the top of a leaf. |
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Ciliated cell |
Designed to prevent lung damage. Found in the air passages of the lungs. |
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Root hair cell |
Designed for absorbing. Found in a plant root. |
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Nerve cell |
Designed to carry electrical signals to different parts of the body. |
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Digestive system |
Digests food and water |
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Parts of the digestive system |
Mouth, oesophagus, stomach, liver, pancreas, ball bladder, small intestine, appendix, large intestine, rectum, anus. |
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Respiratory system |
Allows your body to breath in oxygen and breath out carbon dioxide. |
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Parts of the respiratory system |
Trachea, Bronchus, Bronchi, Bronchiole, Aveoli. |
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Circulatory system |
Pumps blood around your body to keep it functioning. |
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Parts of the circulatory system |
Heart, arteries, arterioles, capillaries, venules, veins, right atrium, left atrium, right ventricle, left ventricle. |
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Excretory system |
Gets rid of waste from the body. |
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Parts of the excretory system |
renal vein/artery, kidney, cortex, medulla, pelvis, ureter, bladder, urethra. |
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Platelets |
Small disk-shaped blood fragments in bone marrow used for blood clotting. |
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Plasma |
Straw coloured substance that makes up most of blood. Transports carbon dioxide back to the lungs. |
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Nephron |
Nephrons filter and reabsorb sunstances in the kidneys. |
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Chemical digestion |
Breaking down food by chemicals in saliva. |
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Mechanical digestion |
Physically breaking down food with teeth. |
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Peristalsis |
A series of wave-like muscle contractions that moves food into different processing stations. |
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Epiglottis |
Covers oesophagus to stop air entering the digestive system and vice versa. |
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Deposition |
When rock sediments are dumped by weathering. |
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Weathering |
Breaking materials into sediment. |
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Erosion |
Weathered rock is carried away by gravity, water, wind and ice. |
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Extrusive igneous rocks |
Rocks formed by lava cooling outside the volcano. Have small crystals, |
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Intrusive igneous rocks |
Rocks formed by magma cooling inside the volcano. Have large crystals. |
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Sedimentary rocks |
Rocks formed by layers of sediments being glued together over time. |
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Metamorphic rocks |
Rocks formed by other rocks having heat and pressure applied to them. |
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Cast fossils |
Fossils that have had a mineral fill in the shape of what was originally there to make a cast. |
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Imprint fossils |
Fossils formed by dead animals or plants leaving marks in a rock. |
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Actual remains fossils |
Actual remains of an animal or plant such as teeth or bones. |