MCQs

Skinner focused on reinforcement and punishment.

Pavlov demonstrated conditioned reflexes.

Freud developed psychoanalytic theory.

Behavioral theory focuses on learned behavior through reinforcement.

Necrosis is tissue death due to injury.

Rubor is redness due to increased blood flow.

Exudate contains proteins and cells, not fibroblasts.

Detergents cause chemical irritation.

Inflammation is protective response of vascular tissues.

Exotoxins can be inactivated into toxoids.

Exotoxins are actively secreted.

Pathogen avoids intracellular killing.

Evasion helps pathogen escape immune system.

Endotoxins are part of Gram-negative cell wall.

Exotoxins are secreted proteins from bacteria.

Pathogen multiplies rapidly causing symptoms.

Virulence is the disease-causing strength of pathogen.

Insidious diseases develop slowly and subtly.

Calor refers to heat in inflammation.