Final answer:
False. As a matter of common law, a physician does have a duty to respond to a stranger's call for medical assistance if they are capable of doing so.
Step-by-step explanation:
False. As a matter of common law, a physician does have a duty to respond to a stranger's call for medical assistance if they are capable of doing so. This duty is known as the duty to rescue. While there is no general duty to rescue, if a physician is present at the scene of an emergency and can provide assistance without putting themselves in danger, they are expected to provide medical aid.