Question 1

Which of the following best describes the three main functions of the nervous system?

Accepted Answer

Sensory input, integration, and motor output

Question 2

A patient touches a hot surface and immediately withdraws their hand. Which sequence correctly describes the flow of information in the nervous system for this reflex?

Accepted Answer

Sensory input → Integration → Motor output

Question 3

Which part of the nervous system is responsible for interpreting sensory input and dictating motor output?

Accepted Answer

Central nervous system (CNS)

Question 4

The peripheral nervous system (PNS) consists mainly of nerves that extend from which two locations?

Accepted Answer

Brain and spinal cord

Question 5

Which division of the peripheral nervous system conveys impulses from the skin, skeletal muscles, and joints to the CNS?

Accepted Answer

Somatic sensory fibers

Question 6

The enteric nervous system is found in which location?

Accepted Answer

Walls of the gastrointestinal tract

Question 7

Which of the following is NOT a function of the central nervous system (CNS)?

Accepted Answer

Transmitting impulses from CNS to effectors

Question 8

A patient has damage to their spinal nerves. Which part of the nervous system is directly affected?

Accepted Answer

Peripheral nervous system (PNS)

Question 9

Which of the following best describes the role of effectors in the nervous system?

Accepted Answer

Muscles and glands that produce a response to motor output

Question 10

If the integration function of the nervous system is impaired, which process would be most directly affected?

Accepted Answer

Processing and interpretation of sensory input

Question 11

Which of the following is TRUE regarding the communication methods used by the nervous system?

Accepted Answer

It uses both electrical and chemical signals for rapid and specific communication.

Question 12

Which of the following best explains why the nervous system can cause almost immediate responses?

Accepted Answer

Signals are rapid and specific due to electrical and chemical communication.

Question 13

Which of the following is a correct statement about the organization of the nervous system?

Accepted Answer

The CNS consists of the brain and spinal cord, while the PNS consists mainly of nerves extending from the CNS.

Question 14

Which of the following is a real-world example of sensory input, integration, and motor output working together?

Accepted Answer

Touching a hot stove, feeling pain, and pulling your hand away

Question 15

Which of the following statements about the nervous system is correct?

Accepted Answer

It is the master controlling and communicating system of the body.

Fundamentals of the Nervous System and Nervous Tissue: Overview and Organization

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