W3 - The Nervous System

Question 1

List the general sensory receptors

Answer 1

• Thermoreceptors (detect changes in temp)
• Nociceptors (detect painful stimuli)
• Mechanoreceptors
- Tactile receptors (detects touch, pressure and vibration stimuli)
- Baroreceptors (detects changes in blood pressure)
- Proprioceptors (detects changes in body position)

Question 2

Where are general sensory receptors located?

Answer 2

Located in the skin, skeletal muscles, tendons, joints and visceral organs

Question 3

List the special sensory receptors

Answer 3

• Photoreceptors (detects light [vision])
• Chemoreceptors (detects chemicals in solution [taste, smell])
• Proprioceptors (detects hearing and balance stimuli)

Question 4

Where are special sensory receptors located?

Answer 4

Located in the eyes, ears, mouth and nose

Question 5

Neuron cell bodies in the PNS are organised into clusters called what?

Answer 5

Ganglia

Question 6

Neuron cell bodies in the CNS are organised into clusters called what?

Answer 6

Nuclei

Question 7

Neuron axons in the PNS are bundled together to form what?

Answer 7

Nerves

Question 8

Neuron axons in the CNS are bundled together to form what?

Answer 8

Tracts