Chapter 37: Amino acid neurotransmitters

Chapter 37: Amino acid neurotransmitters

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

MULTIPLE CHOICE

1. The N-methyl-D-aspartate receptor for excitatory amino acids is positively modulated by

1. g-amino butyric acid
2. tyrosine
3. glycine
4. phenylalanine
5. alanine

Answer c: glycine

1. The pathway leading to long-term potentiation of neuronal activity includes

1. inhibition of nitric oxide synthase
2. sustained blockade of N-methyl-D-aspartate receptors
3. feedback inhibition by nitric oxide
4. activation of protein kinase C by calcium
5. inhibition of metabotropic receptors

Answer d: activation of protein kinase C by calcium

1. Baclofen is a selective agonist for the

1. kainite receptor for excitatory amino acids
2. N-methyl-D-aspartate receptor for excitatory amino acids
3. metabotropic receptor for excitatory amino acids
4. g-amino butyric acid-A (GABA_A) receptor
5. g-amino butyric acid-B (GABA_B) receptor

Answer e: g-amino butyric acid-B (GABA_B) receptor

1. Activation of AMPA (a-amino-5-hydroxy-3-methyl-4-isoxazole propionic acid) receptors for excitatory amino acids leads to

1. fast inhibitory neurotransmission
2. fast excitatory neurotransmission
3. modulation of postsynaptic excitatory neurotransmission
4. slow excitatory neurotransmission
5. slow inhibitory neurotransmission

Answer b: fast excitatory neurotransmission