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Midterm Exam
| Question | Answer |
|---|---|
| Organization of the body #1 | atoms |
| Organization of the body #2 | molecules |
| Organization of the body #3 | organelles |
| Organization of the body #4 | Cell |
| Organization of the body #5 | Tissues |
| Organization of the body #6 | Organs |
| Organization of the body #7 | Organ system |
| Organization of the body #8 | A human organism |
| Epithelial tissue | Cover/line the body’s surface |
| Connective tissue | Connects/supports parts of the body |
| Muscle tissue | Contracts to produce movement |
| Nerve tissue | Generates/transmits impulses to regulate body functions |
| Urinary system | Kidneys, urethra, bladder, urteres |
| Digestive system | Stomach, liver, mouth |
| Endocrine System | Pituitary gland, thyroid, pancreous |
| Circulatory System | Heart, arteries, veins, capillaries |
| Lymphatic System | Lymph nodes, spleen, tonsils |
| Anatomical position | Standing erect, arms at side, with face palms and feet facing forward |
| Medial | Towards the body’s midline |
| Lateral | Away from the body’s midline |
| Proximal | Closest point to the point of origin |
| Distal | Farthest point from the point of origin |
| Superior | Above |
| Inferior | Below |
| Anterior | Ventral |
| Anterior | Front of body |
| Posterior | Dorsal |
| Posterior | Back of the body |
| Forwards surface of body | Superficial |
| Away from the body’s surface | Deep |
| Homeostasis | Dynamic (changing) relatively constant environment |
| Set-point | Normal temp and balance of fluid and chemicals. |
| Hypothalamus | Body’s thermostat |
| Metabolism | Sum of all the chemical reactions |
| Carbohydrates | Sugars or starches |
| Carbohydrates | Body’s main source of energy |
| Metabolism | Body breaks down carbs to release stored energy |
| Saturated fat | Hydrogen. Solid mass. |
| Unsaturated fat | No hydrogen. Liquid. |
| Electrolyte | Compounds that ionize in water and create a solution capable of conducting electricity. |
| Acids | Release hydrogen when dissolved in water |
| Bases | Balances out acids by accepting excess hydrogen |
| Nerve cells | Transmit impulses from one body part to another. |
| Muscle cell | Shorten to allow the body to move |
| Gland cells | Intercellular sacs that store and release substances. |
| Plasma membrane | Boundary of a cell |
| Immune cells | Recognize and destroy invaders. |
| Dna | Genetic sequence |
| RNA | Genetic code for the dna |
| Atp | Adenosine triphosphate |
| Nucleus | Most important part of cell |
| Contains all cells genetic info | Nucleus |
| No nucleus | Mature red blood cells |
| Cytoplasm | Gel-like substance inside the cell |
| Organelles | Each perform a specific task in cell |
| Microvilli | Folds of the cell membrane increase the surface area of the cell |
| Cilia | Hair-like process along the surface of a cell. |
| Beat in waves. In Fallopian tubes and respiratory tract | Cilia |
| Flagella | Like cilia, but thicker, longer & fewer in number |
| Flagella | Whip-like motion |
| The body’s only _____ is the tail of a Sperm cell | Flagella |
| Passive transport | Dosent require energy. |
| Diffusion | Movement of particle from one place to another of lower concentration. |
| Filtration | Occurs because of differences in pressure. |
| Filtration | Moved across a membrane from an area of higher to lower hydrostatic pressure. |
| Facilitated diffusion | Some molecules need help from other molecules to move across a membrane. |
| Active transport | Requires energy. |
Created by:
Coralebberson
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