Exam #1: Neurotransmitters Flashcards Preview

Medical Physiology > Exam #1: Neurotransmitters > Flashcards

Flashcards in Exam #1: Neurotransmitters Deck (20)
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1
Q

What neurotransmitters are classified as small molecule transmitters?

A

ACh
Amino acids
Purines
Biogenic amines

2
Q

What neurotransmitters classify as amino acids?

A

GABA
Glycine
Glutamate
Aspartate

3
Q

What neurotransmitters classify as purines?

A

ATP

Adenosine

4
Q

What neurotransmitters classify as biogenic amines?

A

Catecholamines (DA, NE, Epi)
5-HT
Histamine

5
Q

What neurotransmitters are classified as neuroreactive peptides?

A
Opioid peptides 
Substance P
Vasopressin 
Oxytocin
VIP-related peptides
6
Q

What are the three endogenous opioid peptide families?

A

Endorphins
Enkephalins
Dynorphins

7
Q

What is the gasseous neurotransmitter?

A

NO

8
Q

How are endocannabinoids produced?

A

Enzymatic degradation of membrane lipids

9
Q

What are the endocannabinoid receptors?

A

CB1 & CB2

10
Q

What does adenosine bind to?

A

A-type purinergic receptors

11
Q

What is the general effect of adenosine?

A

CNS depression

12
Q

What receptor does ATP bind to?

A

P-type purinergic receptors

13
Q

What are the glutamate receptors?

A

mGluRs
NMDA
AMPA

14
Q

What does glycine bind to?

A

Cl- channel

15
Q

What does GABA bind to?

A

GABA-A & GABA-B receptors

16
Q

What receptors does Histamine bind to?

A

H1, 2, 3, & 4

17
Q

What does serotonin bind to?

A

5-HT receptors

18
Q

Does NE have a greater affinity for alpha or beta adrenergic receptors?

A

alpha

19
Q

Does Epi have a greater affinity for alpha or beta adrenergic receptors?

A

beta

20
Q

What are the two types of receptors that ACh can bind to?

A

Nicotinic & muscarinic

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