Loewi Demonstrated That Synapses Operate by the Release of Chemicals

question 58

Multiple Choice

Loewi demonstrated that synapses operate by the release of chemicals. He did this by:

• A) applying adrenaline directly to the heart muscle.
• B) collecting fluid from a stimulated frog's heart, transferring it to another frog's heart, and measuring that heart rate.
• C) measuring the speed of a dog's reflexes while the dog was under the influence of various drugs.
• D) applying an extract of marijuana in eye drops and discovering that it dilated the pupils.

Understand the impact of life events (e.g., marriage, divorce) on wills and trusts.

Identify the types of wills and their specific requirements.

Understand the rights of beneficiaries and fiduciaries within trust and estate law.

Understand Freud's theory regarding the cathartic effect of humor on aggression.