Question 1

Consider the given diagram of a neuron.   Which number in the given diagram represents the synapse?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5 
A)  1 
B)  2 
C)  3 
D)  4 
E)  5

Question 2

What is the physiological role of a steroid hormone?

Accepted Answer

A)  to activate enzymes 
B)  to regulate gene expression 
C)  to manipulate membrane permeability 
D)  all of these 
A)  to activate enzymes 
B)  to regulate gene expression 
C)  to manipulate membrane permeability 
D)  all of these

Question 3

Which of the following hormones is not produced in the pancreas?

Accepted Answer

A)  insulin 
B)  glucagon 
C)  renin 
D)  none of these 
A)  insulin 
B)  glucagon 
C)  renin 
D)  none of these

Question 4

Identify a peptide that binds to specific pain receptors and controls pain perception.

Accepted Answer

A)  enkephalin 
B)  neuropeptide Y 
C)  leptin 
D)  substance P 
A)  enkephalin 
B)  neuropeptide Y 
C)  leptin 
D)  substance P

Question 5

Identify the enzyme that is involved in the conversion of monoamines into aldehydes.

Accepted Answer

A)  peroxidase 
B)  succinyl dehydrogenase 
C)  monoamine oxidase 
D)  phosphodiesterase 
A)  peroxidase 
B)  succinyl dehydrogenase 
C)  monoamine oxidase 
D)  phosphodiesterase

Question 6

Identify a correct statement about cholinergic receptors.

Accepted Answer

A)  They are peripheral proteins. 
B)  They are made of six different subunits. 
C)  They act as ion channels for Na+ and K+ ions. 
D)  They bind to norepinephrine. 
A)  They are peripheral proteins. 
B)  They are made of six different subunits. 
C)  They act as ion channels for Na+ and K+ ions. 
D)  They bind to norepinephrine.

Question 7

Which of the following diseases is associated with the overproduction of cAMP by activated G-proteins?

Accepted Answer

A)  Alzheimer's disease 
B)  Cholera 
C)  Parkinson's disease 
D)  Diphtheria 
A)  Alzheimer's disease 
B)  Cholera 
C)  Parkinson's disease 
D)  Diphtheria

Question 8

Which of the following neurotransmitters is an adrenergic messenger?

Accepted Answer

A)  dopamine 
B)  histamine 
C)  serotonin 
D)  all of these 
A)  dopamine 
B)  histamine 
C)  serotonin 
D)  all of these

Question 9

Which of the following is a function of phosphatidylinositol diphosphate?

Accepted Answer

A)  It stimulates the release of calcium ions from sarcoplasmic reticulum. 
B)  It stimulates the dephosphorylation of enzymes. 
C)  It enhances the synthesis of G-proteins. 
D)  It enhances the storage of calcium ions in sarcoplasmic reticulum. 
A)  It stimulates the release of calcium ions from sarcoplasmic reticulum. 
B)  It stimulates the dephosphorylation of enzymes. 
C)  It enhances the synthesis of G-proteins. 
D)  It enhances the storage of calcium ions in sarcoplasmic reticulum.

Consider the given diagram of a neuron. Which number in the given diagram represents the synapse?

What is the physiological role of a steroid hormone?

Which of the following hormones is not produced in the pancreas?

Identify a peptide that binds to specific pain receptors and controls pain perception.

Identify the enzyme that is involved in the conversion of monoamines into aldehydes.

Identify a correct statement about cholinergic receptors.

Which of the following diseases is associated with the overproduction of cAMP by activated G-proteins?

Which of the following neurotransmitters is an adrenergic messenger?

Which of the following is a function of phosphatidylinositol diphosphate?

Matter, Energy, and Measurement

Atoms

Chemical Bonds

Chemical Reactions

Gases, Liquids, and Solids

Solutions and Colloids

Reaction Rates and Chemical Equilibrium

Acids and Bases

Nuclear Chemistry

Organic Chemistry

Alkanes

Alkenes, Alkynes, and Aromatic Compounds

Alcohols, Ethers, and Thiols

Chirality: the Handedness of Molecules

Amines

Aldehydes and Ketones

Carboxylic Acids

Carboxylic Anhydrides, Esters, and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Nucleotides, Nucleic Acids, and Heredity

Gene Expression and Protein Synthesis

Bioenergetics: How the Body Converts Food to Energy

Specific Catabolic Pathways: Carbohydrate, Lipid, and Protein Metabolism

Biosynthetic Pathways

Nutrition

Immunochemistry

Body Fluids

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Exam 23: Chemical Communications: Neurotransmitters and Hormones

Consider the given diagram of a neuron. Which number in the given diagram represents the synapse?

What is the physiological role of a steroid hormone?

Which of the following hormones is not produced in the pancreas?

Identify a peptide that binds to specific pain receptors and controls pain perception.

Identify the enzyme that is involved in the conversion of monoamines into aldehydes.

Identify a correct statement about cholinergic receptors.

Which of the following diseases is associated with the overproduction of cAMP by activated G-proteins?

Which of the following neurotransmitters is an adrenergic messenger?

Which of the following is a function of phosphatidylinositol diphosphate?

Matter, Energy, and Measurement

Atoms

Chemical Bonds

Chemical Reactions

Gases, Liquids, and Solids

Solutions and Colloids

Reaction Rates and Chemical Equilibrium

Acids and Bases

Nuclear Chemistry

Organic Chemistry

Alkanes

Alkenes, Alkynes, and Aromatic Compounds

Alcohols, Ethers, and Thiols

Chirality: the Handedness of Molecules

Amines

Aldehydes and Ketones

Carboxylic Acids

Carboxylic Anhydrides, Esters, and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Nucleotides, Nucleic Acids, and Heredity

Gene Expression and Protein Synthesis

Bioenergetics: How the Body Converts Food to Energy

Specific Catabolic Pathways: Carbohydrate, Lipid, and Protein Metabolism

Biosynthetic Pathways

Nutrition

Immunochemistry

Body Fluids

Filters