BIOD 152 Exam 1
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BIOD 152 Exam 1
- What is anatomy
Answer: Focuses on the structure of the body
- What is physiology
Answer: How the body parts function together
- The function of the nervous system is to integrate and control the other body systems.
Explain how the nervous system does this.Answer: The nervous system receives and processes information and sends out signals to the muscles and glands to elicit an appropriate response. In this way the nervous system integrates and controls the other systems of the body.
- List the 2 parts of the nervous system
Answer: CNS and PNS (central nervous system and peripheral nervous system)
- How are the parts of the central nervous system protected?
Answer: The skull protects the brain and the vertebrae protect the spinal cord
- Collections of cell bodies inside the central nervous system are called
, and the collection of nerve axons in the central nervous system are called .
Answer: Nuclei; tracts
- What is included in the peripheral nervous system?
Answer: cranial nerves and spinal nerves
- Collections of cell bodies inside the peripheral nervous system are called
, and the collection of nerve axons in the peripheral nervous system are called .
Answer: Ganglia; nerves
- What are the 2 divisions of the peripheral nervous system?
Answer: afferent and efferent
- Describe the movement of nerve impulses in the peripheral nervous system.
Answer: The PNS receives impulses from the sensory organs via the afferent division and then relays signals or impulses from the CNS to muscles and glands via the motor or efferent division
- What are the 2 divisions of the efferent division of the peripheral nervous system?
Answer: Somatic and autonomic
- What is controlled by the somatic and autonomic nervous systems?
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Answer: The somatic system controls the movements of skeletal muscles, skin, and joints. The