Drugs
The Eye
The Ear
The Neuron
Reflexes
100
Alcohol falls into this category of drugs
What is depressant?
100
The hole in the middle of the iris that lets light in is called this
What is pupil
100
The earlobe and ear are also known as this
What is pinna?
100
This is the long cylindrical part of a neuron
What is axon
100
This reflex is tested by striking below the kneecap
What is knee-jerk
200
Caffeine falls into this category of drug
What is stimulant?
200
The coloured part of the eye that controls the size of the pupil is called this
What is iris
200
The eardrum is also referred to as this
What is tympanic membrane
200
These receive signals from other neurons
What are dendrites
200
This reflex is tested by striking the back of the foot
What is Achilles
300
This club drug is chemically similar to the stimulant methamphetamine and the hallucinogen mescaline
What is Ecstasy (MDMA)
300
The retina contains these two types of light detecting cells
What are rods and cones?
300
The "hammer" "anvil" and "stirrup" are collectively known as this
What are ossicles?
300
This part of the neuron contains the nucleus and carries out other regulatory cell functions
What is cell body?
300
This reflex is tested by dragging the hammer across the bottom of the foot
What is Babinski
400
The antidepressants Zoloft, Paxil and Prozac all work by doing this
What is serotonin re-uptake inhibitors
400
The small depressed area at the back of the eye that is directly in line with centre of cornea & lens and is an area of sharp focus is called this
What is fovea
400
This is the main part of the ear involved in interpreting the sound waves
What is cochlea?
400
Some neurons are coated with this fatty material which speeds up nervous transmission
What is myelin
400
Presence of this reflex in an adult could indicate a nervous system issue
What is Babinski
500
Drugs used to treat this disorder block the secretion of dopamine thus giving the patient symptoms similar to Parkinson's Disease.
What is Schizophrenia?
500
This middle layer of the eye absorbs light and prevents internal reflection
What is choroid layer
500
These two structures of the inner ear are involved in balance and equilibrium
What are Vestibule and Semicircular canals
500
These are gaps in between sections of myelin
What are nodes of Ranvier
500
All reflexes run through this central nervous system structure
What is spinal cord
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