Abeka 4th Science Quiz 3 L146

The pathogens that reproduce by making copies of themselves are called ___________.

• canines

• fungi
• bacteria
• protozoa

The body's ability to protect itself from a particular disease is ____________.

• resistance
• tolerance
• defense
• immunity

Pathogens that use a host cell of a body to reproduce is called a ___________.

• virus
• fungi
• protozoa
• bacteria

A ________ is a sign that the body is fighting an infection.

• cold
• fever
• headache
• nausea

The inner layer of skin is called ________.

• epidermis
• hypodermis
• subcutaneous layer
• dermis

________ is an oily substance produced by oil glands.

• Sweat

• Wax

• Sebum

• Cholesterol

_________ is a thick liquid which traps pathogens.

• Mucus
• Sweat
• Blood
• Saliva

Hair-like projections which keep pathogens from getting into lungs are called _____________.

• fur

• cilia

• amoebas

• lymphocyte

A ________ is a white blood cell that surrounds and destroys pathogens.

• lymphocyte
• neutrophil
• platelet
• phagocyte

__________ are Y-shaped proteins that help the body develop immunity.

• Enzymes
• Hormones
• Vitamins
• Antibodies