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PLTW PBS Unit 3.1 Exam Questions and Answers $12.99   Add to cart

Exam (elaborations)

PLTW PBS Unit 3.1 Exam Questions and Answers

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PLTW PBS Unit 3.1 Exam Questions and Answers Viruses - Answer-very tiny 'germs' of genetic material surrounded by a protein coat that cause disease Bacteria - Answer-single-celled organisms that can be a harmful strain in the body including pneumonia, meningitis, and food poisoning. Fungi - ...

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  • August 4, 2024
  • 3
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • PLTW PBS
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PLTW PBS Unit 3.1 Exam Questions
and Answers

Viruses - Answer-very tiny 'germs' of genetic material surrounded by a protein coat that
cause disease

Bacteria - Answer-single-celled organisms that can be a harmful strain in the body
including pneumonia, meningitis, and food poisoning.

Fungi - Answer-invades the tissue via spores and can cause disease that's confined to
the skin, spreads into tissue, bones, and organs, or affects the whole body.

Helminths - Answer-parasitic worms that can dwell in the GI track

Active immunity - Answer-Acquired following infection and recovery, or from a vaccine,
your body makes its own antibodies.

Passive immunity - Answer-Acquired from the mother. Antibodies are given to a child
through the placenta or through breast-feeding.

Innate immune system - Answer-tears, digestive enzymes, nasal mucosa and cilia,
phagocytes, cilia, stomach acid, normal flora, secretions

Vaccine - Answer-a weakened variant or derivative of a pathogen that stimulates a
host's immune system to mount defenses against the pathogen

Etiology - Answer-cause of disease

Morphology - Answer-Shape of cells

Microbiologist - Answer-Studies microscopic organisms

B-cells - Answer-a type of white blood cell that functions in the humoral immunity
component of the adaptive immune system by secreting antibodies.

T-cells - Answer-one of the important white blood cells of the immune system that play a
central role in the adaptive immune response.

Mode of transmission - Answer-Indirect and direct

Portal of entry/exit - Answer-skin and mucous membranes, respiratory tract, urinary
tract, GI tract, reproductive tract, blood

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