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Description
Flashcards by Cristina Puyol, updated more than 1 year ago
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Created by Cristina Puyol
over 8 years ago
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| Question | Answer |
| Inspiration | Inhalation More volume Less pressure inside thorax than atmospheric |
| Expiration | Exhalation Less volume More pressure inside thorax than atmospheric |
| Diaphragm | Muscle Contracts and moves down for inspiration Relaxes and moves up for expiration |
| Intercostal muscles | Between ribs Contract in inspiration moving the ribs up and out Relax in exhalation moving the ribs down and in |
| Air flows through | Trachea, bronchi, bronchioles |
| Cartilage rings around trachea, bronchi and wider bronchioles | They support open airways |
| Cilia | Moves backwards and forwards and pushes mucus to mouth |
| Mucus | Traps dirt and particles, keeping the airways clean |
| Tar | Substance comtained in cigarettes that sticks to the lungs |
| Lactobacillus | Bacteria Converts lactose into lactic acid, which changes milk proteins and coagulates it |
| Saprotrophic nutrition | Fungi secrete enzymes onto their food so that digestion happens outside the fungal cells. Then they absorb the digested organic products |
| Characteristics of fungi | 1) can't photosynthesize 2) body organized into a mycelium 3) saprotrophic nutrition 4) may store carbohydrates as glycogen 5) contain many nuclei 6) some are single cells 7) cell wall made of chitin |
| Yeast | Uses anaerobic respiration to convert sugar/starch (e.g. from grapes/barley) to ethanol |
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