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Sam- Science 3rd Qtr
Stack #126960
| Question | Answer |
|---|---|
| Neuron | nerves that carry impulses throughout the body |
| Sensory neuron | nerves that transmit stimuli from receptors to the brain/spinal cord |
| Motor neurons | nerves conducting impulses from brain/spinal cord to muscles/glands |
| Interneuron | nerve cells throughout brain/spinal cord transmitting impulses from sensory or motor neurons |
| Central nervous system | made up of brain and spinal cord |
| Peripheral nervous system | made up of all nerves outside of the Central Nervous system |
| Main function of endocrine system | produce hormones |
| Pituitary Gland | controls glands |
| Thyroid Gland | use carbs |
| Parathyroids Gland | use calcium |
| Adrenal Gland | makes adrenaline |
| Disinfectants | kills pathogens on objects |
| Louis Pasteur | proved that harmful bacteria could cause disease and he developed a method of using heat to kill pathogens |
| Pasteurization | to purify |
| Antiseptics | kills pathogens on skin and prevents them from growing there for some time after |
| Antibodies | proteins made by the body in a response to a specific antigen |
| Antigens | proteins and chemicals that are foreign to the body |
| Pathogens | any organism that produces disease |
| Communicable disease | spread from one organism to another organism |
| Bacteria | the agent of strep throat and tetanus |
| Virus | the agent of colds and influenza |
| Communicable diseases are spread | through water and air, on food, by contact with contaminated objects, and by biological vectors |
| Human body line of defense: nostrils | catch with mucus |
| Human body line of defense: mouth | coughs out |
| AIDS can kill by HIV attacking | B cells which are white blood cells that produce antibodies |
| Fever fights | pathogens by slowing their growth and speeding up your body’s reactions |
| Fever | second line of defense |
| Immune system is made up of | cells, tissues, organs, and body systems |
| Genotype | the genetic make up of an organism for a trait |
| Phenotype | a physical trait that shows as a result of an organism’s particular genotype |
| Trait | physical trait |
| Hemophilia | blood does not clot properly |
| Sickle-cell anemia | spiked red blood cells that clog passageways |
| Prophase | when chromosomes become visible |
| DNA | deoxyribonucleic acids |
| Selective breeding | purposely breeding to get a specific type of the offspring |
Created by:
rjaniszewski