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1. Autonomic Nervous System: The ______ nervous systems enhances the body’s ability to recover from strenuous activity, reducing heart rate & blood pressure.
T P S M H C R I E Y A T A A P
2. Autonomic Nervous System: The ______ nervous systems prepares the body for strenuous activity, like speeding heart rate & suspending digestion.
T P Y T H I C M E A S
3. The _____ nervous system refers to the part that controls involuntary activities, such as heartbeat, blood pressure, & pupil size.
N O C I U T O M A
4. The _____ nervous system controls voluntary activities, like using your thumbs to send a text.
A C I O S T M
5. _____ neurons send signals from the brain to the glands and muscles, so you use these when you walk or exercise.
R N E T E F F E
6. _____ neurons relay messages from the sense organs (eye, ear, nose, skin) to the brain, such as when you smell food cooking.
R E N F F A T E
7. Neurotransmitters & disease: An undersupply of norepinephrine and _____ may result in depression.
R I T E N S O N O
8. Neurotransmitters & disease: An oversupply of _____ is linked to schizophrenia, while an undersupply is linked to Parkinson’s disease.
A M D P E N O I
9. ___ neurotransmitters cause action in the next neuron.
T T A O R I X E Y C
10. _____ neurotransmitters prevent action in the next neuron.
R O I B T Y N I H I
11. An axon transmits its impulses to a dendrite across the synaptic gap, using a chemical known as a _____ .
O R R N E S N T T T I R U A M E
12. The small gap between the "axon" terminals of one neuron and the "dendrites" of another neuron is called a _____ .
N S S P E Y A
13. The ___ sheathe is a fatty substance that insulates the axon of neurons, and in cases of multiple sclerosis, this substance is destroyed.
E L Y N M I
14. ___ is what allows new dendrites to form, which can happens after spinal injuries, or when learning new behaviors.
T A C L I Y T S P I
15. _____ signals move from the cell body to other cells along the axons.
L C I T C A E R L E
16. ___ are thin fibers that protrude from the cell body & that receive impulses from other neurons.
N T D I E R E S D
17. To prevent paralysis, the brain is protected in the skull and the spinal cord is protected in the skeletal ___ .
R R E E B V A E T
18. The nervous system transmits information back and forth between central nervous system and everything else.
I L E R R P H E P A
19. The ___ nervous system contains the brain and spinal cord.
T C E A N L R
20. Your ___ ___ never stops working, even when you are asleep.
R S S E U M O Y N T V S E