Priscilla is in an auto accident that causes her head to crash against the windshield. her brain is pressed against the skull and bruised by the impact. she loses consciousness for three days, but none of the brain tissue is torn. priscilla experienced a a. cerebral laceration b. stroke c. cerebrovascular accident d. contusion

From the incident given above priscilla experienced a contusion.

Option D

Explanation:

In this case Priscilla had a head crash but not one tissue is torn but has bruises caused by the impact. So for a better understanding laceration would have caused the wear and tear of the tissue but this is a stage of contusion where bruises has happened.

The impact of the crash has created an internal blood loss within the brain that has led to unconsciousness for three days.  It also falls under the traumatic brain injury category where the patient needs to be stopped of the blood clot for a speedy recovery.

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.