Biological Basis of Behavior-Central Nervous System Flashcards Preview

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Flashcards in Biological Basis of Behavior-Central Nervous System Deck (120)
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1

What is the role of sensory neurons?

To bring information in the central nervous system

2

What is another name for Efferent neurons?

Motor Neurons

3

What is the role of motor (efferent) neurons?

To carry information away from the central nervous system to various muscles and glands

4

Names of the Cervical Vertebrae

C1-C7

5

Names of the Thoracic Vertebrae

T1-T12

6

Names of the Back Vertebrae

L1-L5

7

Names of the Sacral Vertebrae

S1

8

What are the four spinal vertebrae in order from top to bottom?

Cervical
Thoracic
Back
Sacral

9

What is Quadriplegia?

Paralysis of all limbs

10

Severing the spinal cord between C1-C5 results in?

Quadriplegia

11

What is paraplegia?

Inability to move one's legs

12

Severing the spinal cord between C6 or C7 results in?

Paraplegia and partial paralysis of the arms

13

Severing the spinal cord at T1 or below results in?

Paraplegia

14

What is paresis?

Weakness in one or more limbs

15

Incomplete severation of the spinal cord in any location results in?

Paresis

16

What are the 3 main parts of the brain?

Cerebrum
Cerebellum
Brain Stem

17

Which part of the brain is least developed at birth?

Cortex

18

What are the Gyri?

The fold of the brain. They add cortical surface area to the brain.

19

What is the outer surface area of the brain called?

Cortex

20

The cerebrum consists of what 2 areas?

Cortical and Subcortical areas

21

What are the 4 lobes of the brain?

Frontal Lobe
Parietal Lobe
Temporal Lobe
Occipital Lobe

22

Which lobe is the largest?

Frontal Lobe

23

The Frontal Lobe contains what 3 divisions?

Prefrontal Cortex
Pre-Motor Area
Motor Area

24

What are the functions of the Prefrontal Cortex?

Personality
Emotionality
Cognitive Flexibility
Task Initiation
Abstract Thinking
Judgment
Planning

25

What is the function of the Pre-Motor Area?

Planning Movement

26

What is the function of the Motor Area?

Initiating Movement

27

Where in the brain would you find Broca's Area?

Left frontal lobe

28

What is Broca's Area

Controls the muscles involved in speech production

29

What is Broca's Aphasia?

The inability to express language

30

What are the functions of the parietal lobe?

Processing Somatosensory Information (ie. pain, heat, proprioception)