Hormone Quiz

What is the classical definition of a hormone?

• A neurotransmitter acting locally

• A compound that triggers immune responses

• A substance produced in one organ and transported to act on another tissue

• A protein enzyme that activates vitamins

Which hormone class is lipophilic and has intracellular receptors?

• Catecholamines

• Peptides

• Steroids

• Glycoproteins

Which hormone is an amino acid derivative?

• Testosterone

• Melatonin

• Insulin

• Cortisol

The major precursor for eicosanoids is:

• Linoleic acid

• Arachidonic acid

• Palmitic acid

• Oleic acid

Which of the following is a glycoprotein hormone?

• Insulin

• Prolactin

• LH

• Glucagon

Hormones that act via cAMP include:

• Insulin

• ACTH

• Thyroxine

• Testosterone

Which hormone uses the JAK-STAT pathway?

• Epinephrine

• TSH

• Prolactin

• Aldosterone

Steroid hormones act primarily by:

• Activating membrane-bound kinases

• Opening calcium channels

• Binding to DNA and altering gene transcription

• Increasing cytosolic glucose

Somatostatin primarily acts by:

• Stimulating adenylate cyclase

• Inhibiting cAMP formation

• Activating protein kinase A

• Enhancing insulin release

Hormones that bind to tyrosine kinase receptors include:

• Epinephrine

• Prolactin

• Insulin

• Oxytocin