8.0 Nervous System Questions - Review & Structure

Question 1

In a reflex, the structure that monitors the environment is called the:

Answer 1

Sensory Receptor

Question 2

The function of a sensory receptor is to:

Answer 2

Send messages about changes in the environment.

Question 3

In a reflex, the structure that causes muscle contractions or secretion from glands is called the:

Answer 3

Effector

Question 4

A neuron that carries a message from a sensory receptor to the brain or spinal cord is called a:

Answer 4

Sensory (Afferent) neuron

Question 5

A neuron that carries a message away from the brain or spinal cord is called a:

Answer 5

Motor (Efferent) neuron

Question 6

Name the two primary organs of the central nervous system.

Answer 6

Brain and Spinal cord

Question 7

Spinal and Cranial Nerves are found in the _____________ nervous system.

Answer 7

Peripheral Nervous System

Question 8

The structures of the Central Nervous system are located in the _____________ cavity.

Answer 8

Dorsal

Question 9

The spinal cavity and cranial cavity belong to a larger cavity called the ______________ cavity.

Answer 9

Dorsal

Question 10

The brain is located in the _____________cavity.

Answer 10

Cranial cavity

Question 11

The spinal cord is located in the _____________ cavity.

Answer 11

Spinal cavity

Question 12

Sensory functions involve ______________ of the external and internal environment of the body.

Answer 12

Monitoring

Question 13

Motor functions involve _______________ of skeletal muscles or secretions by glands.

Answer 13

Movement

Question 14

What system PNS or CNS is responsible for sensory and motor functions?

Answer 14

PNS
(peripheral nervous system)

Question 15

The process of putting information together from various areas of the body and making decisions to change something in the body is called:

Answer 15

Integration

Question 16

What system PNS or CNS is responsible for integrative functions?

Answer 16

CNS
(Central nervous system)

Question 17

What nervous system division is responsible for controlling skeletal muscles?

Answer 17

Somatic Nervous System

Question 18

What nervous system division is responsible for controlling smooth muscles, cardiac muscles and glands.

Answer 18

Autonomic Nervous System

Question 19

Effectors in the PNS (peripheral nervous system) are:

Answer 19

Skeletal Muscles

Question 20

Effectors in the ANS (autonomic nervous system) are:

Answer 20

Smooth muscle, cardiac muscle & some glands

Question 21

Nerve messages traveling from the receptors to the CNS are said to be:

Answer 21

Sensory (afferent)

Question 22

Nerve messages from the CNS to the effectors are said to be:

Answer 22

Motor (efferent)