Chapter 17 - Nervous Pathways

Question 1

This hemisphere is known as the representational hemisphere:

Answer 1

Right

Question 2

The second order neuron is also called a/an:

Answer 2

Interneuron

Question 3

Nervous pathway processing stimuli received from viscera:

Answer 3

Viscerosensory

Question 4

The nervous pathways consist of a tract and a:

Answer 4

Nucleus

Question 5

Interneurons reside in the posterior horn of the spinal cord or a brainstem:

Answer 5

Nucleus

Question 6

This hemisphere is known as the categorical hemisphere:

Answer 6

Left

Question 7

Nervous pathway processing stimuli received from receptors within the skin, muscles and joints:

Answer 7

Somatosensory

Question 8

This structure specifies the exact timing of control signals to different muscles:

Answer 8

Cerebellum

Question 9

Part of the brain controlling highly variable complex voluntary motor patterns:

Answer 9

Cerebral cortex

Question 10

Nervous pathway tracts within the brainstem:

Answer 10

Medial lemniscus

Question 11

Nervous pathways connect various CNS regions with ____ nerves.

Answer 11

Peripheral

Question 12

Motor programs require conscious directions from the _____ lobes:

Answer 12

Frontal

Question 13

These pathways carry sensory information from the peripheral body to the brain:

Answer 13

Ascending

Question 14

A collection of neuron cell bodies located within the CNS:

Answer 14

Nucleus

Question 15

The tertiary neuron is also an interneuron, and its cell body resides within the:

Answer 15

Thalamus

Question 16

These pathways are descending in the brain and spinal cord controlling the activities of skeletal muscles:

Answer 16

Motor

Question 17

The _______ tract axons synapse with lower motor neurons in the anterior horn of the spinal cord to create voluntary motor control of body and limbs.

Answer 17

Corticospinal

Question 18

Tracts are bundles of _____ that travel together in the CNS.

Answer 18

Axons

Question 19

These pathways transmit motor information from the brain to muscles or glands:

Answer 19

Descending

Question 20

Pathway in which motor commands are initiated for activities that occur at an unconscious level:

Answer 20

Indirect

Question 21

The ______ pathway conducts proprioceptive information to the cerebellum for processing and coordinating body movements.

Answer 21

Spinocerebellar

Question 22

Spinocerebellar pathways do NOT use the _____ neurons.

Answer 22

Tertiary

Question 23

The posterior ________ pathway conducts sensory stimuli concerned with proprioceptive information about limb position, touch, pressure and vibration.

Answer 23

Funiculus-medial lemiscus

Question 24

Motor movements are initiated when commands are received by the _______
cortex from the motor association areas.

Answer 24

Primary motor

Question 25

Pathways are composed of a series of two or three ____ that work together.

Answer 25

Neurons

Question 26

The central processing and coding for almost all sensory information:

Answer 26

Thalamus

Question 27

Nervous pathway tracts within the spinal cord:

Answer 27

Posterior funiculus

Question 28

The ______ pathway centers within the spinal cord or brainstem determine whether the incoming sensory stimulus should be transmitted to the cerebrum or terminated.

Answer 28

Sensory

Question 29

The ______ pathway conducts crude touch and pressure, as well as pain and temperature stimuli.

Answer 29

Anterolateral

Question 30

Secondary neuron axons of the anterolateral pathway cross over and relay stimulus information to the opposite side of the ____ before ascending to the brain.

Answer 30

Spinal cord

Question 31

Nervous pathway conducting information about limb position and sensations of touch, temperature, pressure and pain:

Answer 31

Sensory

Question 32

The CNS communicates with body structures via pathways, that travel through the ______ of the spinal cord.

Answer 32

White matter

Question 33

Second order neurons synapse with the thalamus, where it synapses with a _________ neuron.

Answer 33

Tertiary

Question 34

Receive impulses from cerebral cortex and provide patterned background movements needed for conscious motor activities by adjusting motor commands issued in other nuclei:

Answer 34

Cerebral nuclei

Question 35

The_______ tract axons extend to the brainstem where they synapse with lower motor neuron cell bodies within brainstem to control various body movements.

Answer 35

Corticobulbar