A&P - Psych and Peds Flashcards
Which Neurotransmitter is related to learning and memory - activated during nicotine addiction
Ach
3 main classes of neurotransmitters
Monamines, Amino Acids, Peptides
What does estrogen provide a protective layer for?
hyperlipidemia
Which NT is activated during the use of marijuana?
endocannabinoids
At 20 weeks, this structure practices by taking amniotic fluid and still bypassed utero:
reflexive breathing
When do gonads form?
7-8 weeks
NT for depression?
Serotonin
13 yo female in Tanner II, when should she expect menstraution
15
What theory effects when they crave the drug, but enjoy it less?
incentive-sensitization theory
What increases NT action?
Agonist
Dopaminergic input to the ? is critical for reward and pleasure
Nucleus Accumbens
When liver enzymes break down a drug - known as:
drug metabolism
Physical dependance when?
withdrawal symptoms
Where are neurotransmitters released from?
presynaptic neuron
Before neurotransmitters reach the target organ cell they have to pass through the ?
Synaptic Cleft
This is used to protect the brain from toxic substances in the blood
Blood-Brain Barrier
This is a process where the impulse moves down a myelinated axon using the nodes of ranvier
Saltatory conduction
When someone drinks the same amount and used to get drunk, but now they have to drink more to get the same feeling
Tolerance
Most prominent sense at birth?
Smell
Fetal circulation is a ? system (resistence)
low-resistance
HM produced by the lungs for expansion
Surfactant
Low iodine is related to ? HM
Thyroid
Secondary curve develops around 3 months from lifting their head
cervical
If a baby is dehydrated, how will their head look?
sunken fontanelles
