Exam 11: Principles of Pathophysiology

____ deals with the study of the causes, distribution, and control of disease in populations.

Chemical causes of cellular injury can be divided into hypoxia (the leading cause of cell injury and death), free oxygen radicals, and toxins, which include poisons.

The definition of a(n) ____________________ is any substance capable of causing cell injury and death, and that includes poisons.

In rigor mortis, muscles stiffen following ____________________ from acid buildup in the tissues that interferes with the release of the contractile protein actin from myosin.

Gasses such as oxygen, carbon dioxide, and nitrogen are not dissolved in blood.

____ can be defined as an abnormal change in the function of cells, tissues, or organs.

____ mortis is a condition caused by relaxation of the vascular bed and a pooling of blood in dependant portions of the body.

The physical cause of cellular injury is ____________________.

____________________ produce chemical effects which are similar to histamine and help to prolong the inflammation, if necessary.

____ death is characterized by unresponsiveness to loud verbal and painful stimuli, absence of breathing, and an absence of a central pulse.

When the body has undergone putrefaction, it is assumed that the patient is dead.

The cause of the "Black Death" has now been identified as a coronavirus, the same type of virus that causes the common cold.

The inability of the cells to accept or use oxygen, such as in cyanide poisoning, is called ____.

____ is a condition in which the protein products of muscle breakdown clog the kidneys.

____ is the study of the causes of suffering in the normal human condition.

Often the Paramedic's treatment reverses the pathogenesis of an illness or disorder.

Iatrogenic disease only involves infections.

Infectious diseases, referred to in medical circles as pathogens, stem from a number of sources.

____ necrosis permits the dead cells to act as a scaffolding for other tissue, but the tissue no longer functions.

Paramedics use the findings of the two "mortis" to help confirm biological death.