Nervous system contents correct answers Brain
Spinal cord
Sensory organs
Nerves
myelin sheath function correct answers insulates axon
4 lobes of brain correct answers 1. Frontal lobe: higher cognitive functions and voluntary
movements
2. Parietal lobe: information about temperature, taste, touch and movement
3. Temporal lobe: processing memories, integrating them with senses
4. Occipital lobe: vision
5 cognitive abilities of frontal lobe correct answers 1. Planning
2. Goal directed behavior
3. Decision making
4. Complex problem solving
5. Cognitive control
Grey matter correct answers In cortex
Contain neuronal cell bodies and synapses
White matter correct answers Under cortex
Contains myelinated acorns
When does brain development peak correct answers Adolescence
Changes to brain in early adulthood correct answers 1. Increased synaptic pruning
2. Increased myelination
3. Improved connectivity
4 ways of substance misuse correct answers 1. Regular or excess use
2. Medication use for other than prescribed
3. Medication use in higher dose than prescribed
4. Binge drinking
Withdrawal correct answers Symptoms after abrupt stop of substance
tolerance correct answers Need more of same substance to get same psychological effect
Substance use disorder criteria correct answers 1. Worsening physical health
2. Failure to meet responsibilities
3. Associated losses
4. Problems in relationships
5 changes substance use in developing brain can cause correct answers 1. Contribute to
development of mental health problems like poor sleep, anxiety, depression and psychosis
(lose touch with reality)