Term
| List the three functions of the Nervous System. |
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Definition
1.Pick up sensory information
2.Transmit and interpret information
3.Coordinate responses |
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Term
| Stores memory and interprets senses |
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Definition
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Term
| Helps with balance and coordination, also maintains muscle tone |
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Definition
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Term
| The site where cranial nerves cross over |
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Definition
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Term
| Controls heart rate, breathing rate, and dilates blood vessels |
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Definition
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Term
| Controls other glands, and growth hormones |
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Definition
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Term
| Controls the Pituitary gland, regulates heartbeat, body temperature, along with appetite, thirst, sleep, rage, and anger. |
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Definition
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Term
| Relays sensory information |
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Definition
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Term
| Allows communication between the right and left sides of the brain |
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Definition
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Term
| What three things act as protection to the brain, and spinal cord? |
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Definition
1.Meninges - the 3 layers of membrane.
2.Cerebrospinal Fluid - acts as a shock absorber for the brain.
3.Bones - such as the scull prevent injury to the brain and spinal cord. |
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Term
| Name and give the function of the 3 neurons involved in a reflex. |
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Definition
1.Inter-neuron - transmits, and interprets information.
2.Sensory Neuron - Picks up sensory information.
3.Motor Neuron - Coordinates responses. |
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Term
| What is the organ that the motor neuron travels to? |
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Definition
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Term
| What is the thing that sets off the sensory neurons? |
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Definition
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Term
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Definition
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Term
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Definition
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Term
| Carries impulses AWAY from the cell body |
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Definition
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Term
| Carries impulses TO the cell body |
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Definition
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Term
| The control center of the cell |
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Definition
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Term
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Definition
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Term
| The chemicals uses to cross the Synapse |
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Definition
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Term
| What is meant by the "all or none" response? |
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Definition
| Nerve cells can only tell if they have been activated, but can't tell by what. |
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Term
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Definition
| The minimal amount of stimulus needed for a response. |
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Term
| Name the 4 receptors in skin. |
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Definition
1.Pressure
2.Pain
3.Temperature
4.Light Touch(to feel texture) |
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Term
| Name the 4 receptors in the tongue. |
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Definition
1.Sour
2.Sweet
3.Bitter
4.Salty |
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Term
| Name the 2 receptors in the ear. |
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Definition
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Term
| Name the receptor in the nose. |
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Definition
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Term
| Name and give the function of the 2 receptors in the eyes. |
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Definition
1. Cones - color vision
2. Rods - Light and dark vision. |
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Term
| Give an example of a stimulant. |
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Definition
| Nicotine, crack, cocaine, meth, caffine |
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Term
| Name an example of a depressant. |
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Definition
| Alcohol, tranquillisers, barbiturates |
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Term
| Name an example of a narcotic. |
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Definition
| Opium, codeine, morphine, heroine |
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Term
| Name an example of a hallucinogen. |
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Definition
| Shrooms, marijuana, LSD, PCP |
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Term
| Name the effects of Stimulants on the body. |
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Definition
1. Speeds up the heart.
2. Increases activity.
3. Decreases appetite. |
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Term
| Name the effects of depressants on the body. |
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Definition
1. Slows heart and breathing rate.
2. Decreases activity.
3. Inhibits reactions and reflexes |
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Term
| Name the effects of narcotics on the body. |
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Definition
1. Pain killers.
2. Deadens nerves.
3. Replaces neurotransmitters. |
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Term
| Name the effects of hallucinogens on the body. |
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Definition
1. Produces a feeling of euphoria.
2. Can sometimes cause illusions, or flashbacks. |
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Term
| Name the 4 types of drugs we studied. |
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Definition
| Stimulants, Depressants, Narcotics, and Hallucinogens. |
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Term
| Disease that causes uncontrollable shaking, and causes the inability to start an action, due to the lack of a neurotransmitter in the brain. |
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Definition
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Term
| Disease that causes an "electrical storm" in the brain, resulting in seizures. |
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Definition
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Term
| Disease that causes there to be excess fluid around the brain. |
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Definition
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Term
| Genetic disorder that deteriorates the brain, and is fatal. |
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Definition
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Term
| Disease that causes the loss of brain material over time. |
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Definition
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Term
| Congenital disease that makes you unable to have motor control. |
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Definition
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Term
| Disease that is essentially an heart attack in the brain. |
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Definition
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Term
| Name and give the function of the two divisions of the Peripheral Nervous System. |
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Definition
1. Somatic - is under conscience control.
2. Autonomic - Automatic reaction. |
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Term
| Name and give the function of the two divisions of autonomic reactions. |
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Definition
1. Sympathetic - Prepares the body for stress.
2. Parasympathetic - Relaxes the body. |
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