Page 79 - 84 human physiolofy part-1

The Nervous System

B ) synaptic vesicle
C ) neurons
D ) receptor proteins

7. Motor neurons take messages

A ) from the muscle fiber to the central nervous system
B ) away from the central nervous system to the central nervous system
C ) that are classified
D ) away from the central nervous system to muscle fiber

8. The medulla oblongata helps to regulate which of the following:

A ) Breathing
B ) Heartbeat
C ) Sneezing
D ) Vomiting
E ) All of the above

Glossary

Afferent Messages: carry sensations such as heat, cold, or pain

Autonomic System: deals with the visceral organs, like the heart, stomach, gland, and the
intestines

Axon: the part of the neuron that conducts nerve impulses

Cannabis: drug produced from parts of the cannabis plant, causes paralyzation

Central Nervous System: the system that includes the brain and the spinal cord

Cerebellum: part of the brain that is located posterior to the medulla oblongata and pons,
coordinates skeletal muscles to produce smooth, graceful motions

Cerebrospinal Fluid: acts a shock absorber for the central nervous system, protecting the brain
and spinal cord from injury; it also has a high glucose content which serves as a nutritional factor

Dendrites: short pieces that come off of the cell body that receive the signals from sensory
receptors and other neurons

Episodic Memory: represents our memory of events and experiences in a serial form

Excitatory Neurotransmitter: a neurotransmitter that acts to elicit an action potential by opening
chloride ion channels

Longitudinal Sulcus: separates the cerebrum in to the right and left hemispheres

Wikibooks | 79