APP 2

Question 1

What are the two main parts of the nervous system?

Answer 1

Autonomic

Somatic

Question 2

What does the Somatic Nervous System deal with?

Answer 2

Skeletal (voluntary) Muscle

and the Skin over it

Question 3

What does the Autonomic Nervous System deal with?

Answer 3

Involuntary Internal Organs

Blood Vessels

Question 4

Do somatic and autonomic nerve cells ever travel in the same nerves?

Answer 4

Yes

Question 5

What does the Nervous System do?

Answer 5

Monitors information from external and internal environments and organises a response.

Question 6

Name two places a ‘decision’ can be made in the Nervous System.

Answer 6

Brain

Spinal Cord

Question 7

What are nerve cells (neurones) stimulates by?

Answer 7

Any form of energy

Question 8

List 7 somatic sensations.

Answer 8

Heat
Cold
Pressure
Vibrations 
Pain
Proprioception
Touch

Question 9

List 5 special senses

Answer 9

Vision 
Hearing 
Taste 
Smell
Blance

Question 10

Why are we able to detect different types of sensations

Answer 10

Because we have different types of receptors on the end of our nerve cells.

Question 11

What is the spinal cord largely made up of?

Answer 11

Nerve cells going up and down
Cross connections
Supporting tissue

Question 12

Which kind of neurones go up the spinal cord and which sort go down the spinal cord?

Answer 12

Sensory go up

Motor go down

Question 13

How many neurones are there in the sensory pathway to the cortex of the brain?

Answer 13

3

Question 14

How many neurones are there IN the somatic motor pathway from the cortex of the brain to the muscle?

Answer 14

2

Question 15

In which side of the brain are sensations of the right side of the body perceived?

Answer 15

Left

Question 16

Which side of the brain controls voluntary movements on the left side of the body?

Answer 16

Right

Question 17

What does efferent mean?

Answer 17

Motor

Question 18

What does afferent mean?

Answer 18

Sensory

Question 19

What type of neurone goes into the back of the spinal cord?

Answer 19

Sensory

Question 20

What type of neurone goes out of the front of the spinal cord?

Answer 20

Motor

Question 21

What is the dorsal root ganglion?

Answer 21

Swelling where the cell bodies of the sensory neurones are located

Question 22

What does the term ‘ganglion’ mean?

Answer 22

Swelling

Question 23

A nerve cell may be a meter or more long: true or false?

Answer 23

True

Question 24

All the plexi are formed from the ventral primary divisions of the peripheral nerves: true or false?

Answer 24

True

Question 25

What is a plexus?

Answer 25

Where nerves are grouped together as they cross over

Question 26

Where in the body is the brachial plexus?

Answer 26

Behind the Clavicle

Question 27

What are the 5 main nerves that emerge from the brachial plexus?

Answer 27

Musculocutaneous
Axillary
Radial
Median
Ulnar