Prostaglandins Quiz

What are prostaglandins derived from?

• Amino acids

• Arachidonic acid

• Glucose

• Cholesterol

Which cells synthesize prostaglandins?

• Only liver cells

• Only brain cells

• Most body cells

• Only endocrine gland cells

What is one of the roles of prostaglandins?

• Protein synthesis

• Inflammation and pain sensation

• DNA replication

• Oxygen transport

Prostaglandins are often referred to as what type of hormones?

• Endocrine hormones

• Local hormones

• Steroid hormones

• Peptide hormones

How do prostaglandins act in the body?

• Endocrine manner

• Paracrine manner

• Autocrine manner

• Exocrine manner

Which of the following is NOT a role of prostaglandins?

• Smooth muscle contraction

• Vasodilation/Vasoconstriction

• Blood clotting

• Inflammation

Prostaglandins are classified as what type of compounds?

• Protein compounds

• Lipid compounds

• Carbohydrate compounds

• Nucleic acid compounds

In which manner do prostaglandins act on tissues?

• Broadly in the bloodstream

• On distant organs

• On nearby tissues

• On the entire body

Which of the following is an example of smooth muscle contraction influenced by prostaglandins?

• Heartbeat regulation

• Blood vessel contraction

• Bone growth

• Neuron firing

What is the effect of prostaglandins on blood vessels?

• They cause blood vessels to harden

• They cause vasodilation/vasoconstriction

• They cause blood vessels to disappear

• They cause blood vessels to multiply