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Miladys Esthetics C5
Anatomy and Physiology Nerves Part 3
| Question | Answer |
|---|---|
| what is the largest and most complex mass of nerve tissue in the body? | the brain |
| how much does the brain/cranium weigh? | 44-48 ounces |
| how many parts make up the brain ? | 4 |
| what controls sensation, muscles, glandular activity and the power to think and feel? | the brain |
| what sends and receives telegraphic messages and originates in the brain and reaches various parts of the head face and neck? | 12 pairs of cranial nerves |
| what makes up the bulk of the brain? | the cerebrum |
| where is the cerebral cortex found? | cerebrum |
| what are the functions of the cerebrum? ex. thought, hearing and sight | sends messages from the brain |
| what is the "little brain"? | cerebellum |
| what acts to control movement, coordinates voluntary muscular activity, and maintains balance and equilibrium? | the cerebellum |
| what is located in the uppermost part of the midbrain and has two main parts? (hint=thalamus & hypothalamus) | the diencephalon |
| the thalamus is located in what part of the brain? | the diencephalon |
| the hypothalamus is located in what part of the brain? | the diencephalon |
| what controls bodily functions such as body temperature and the spinal cord? | hypothalamus |
| the nervous system is broken down into how many major categories? | 2 |
| which system is the primary control center for the whole system? | central nervous system |
| which system consists of the brain and spinal cord? | central nervous system |
| which system controls consciousness and all mental activities, voluntary functions of the five senses, including all body movements and facial expressions? | central nervous system |
| which system connects the peripheral parts of the body, ie muscles, glands, to the central nervous system? | Peripheral nervous system |
| what system is divided by the afferent peripheral system and the efferent peripheral system? | Peripheral nervous system |
| what system is further divided by the somatic nervous system and the autonomic nervous system? | Efferent peripheral system |
| which system causes us to react to our external environment? | somatic nervous system |
| T or F the autonomic system is voluntary? | F |
| How many cranial nerves come from the bottom of the brain and brain stem | 12 |
| This nerve affects the mouth | buccal nerve |