Body system pt.2

Question 1

What is subacute encephalitis?

• What two infections cause it?

Answer 1

Delayed encephalitis with less evident symptoms.

1. Toxplasma gondii
2. Prions

Question 2

What are prions?

What causes prion infections?

Answer 2

Infectious protein particles

• Some through genetics
• Most through ingesting proteins

Question 3

What are the effects of:

1. Toxoplasmis gondii
2. Prion infections

Answer 3

T. gondii

• _​_Brain, heart and lung lesions

Prions

• Memory loss

Question 4

What body system do these diseases cause infections:

1. Rabies
2. Poliomyelitis
3. Tetanus
4. Botulinism

Answer 4

The nervous system

Question 5

Microbes that infect the cardiovascular system typically become ______ ______.

Answer 5

systemic infections

Question 6

Endocarditis

• What is it?
• How is it diagnosed?

Answer 6

• Inflamation of endocardium and heart valves
• Blood culture

Question 7

Acute endocarditis

• What microbe causes it?
• How is it transmitted?

Answer 7

• Staph/streptococcus (gram + bacteria)
• Bloodstream infection that causes biofilms on heart valves

Question 8

Acute endocarditis

Causes:

Common among:

Answer 8

• Bacteria break off and block organs (emboli)
• IV drug users/ implanted medical devices

Question 9

Subacute endocarditis

• What causes it?
• When does it occur?
• Who does it mostly affect?

Answer 9

• Oral cavity bacteria (streptococcus)
• After heart damage has occured
• Males over the age of 50

Question 10

Sepsis

• What is it?
• What are the symptoms?
• What microbes cause it?

Answer 10

• Systemic blood infection
• Low BP, leads to septic shock
• Mostly bacterial, some fungi

Question 11

Sepsis caused by

• Gram - bacteria release:
• Gram + bacteria release:

Answer 11

Gram -: endoxins into blood

Gram+: Peptidoglycan into blood

Question 12

These diseases infect what system:

• Tularemia
• Plague

Answer 12

Cardiovascular system

Question 13

Hemorrhagic fever

• What are the symptoms?
• What microbes cause it?

Answer 13

Hemorrhaging

1. Dengue fever
2. Ebola virus

Question 14

Coxiella bernetti

• Morphology?
• Disease?
• Symptoms?

Answer 14

• Pleomorphic morphology
• Q-fever
• Extreme sweating, atypical pneumonia

Question 15

Q-fever eventually results in what condition?

Answer 15

Chronic heart inflammation and endocarditis

Question 16

Rocky mountain spotted fever:

• What system does it affect?
• What does it cause?

Answer 16

• Cardiovascular
• Thrombosis= blood clot that obstructs vessels

Question 17

Bartonella henselae

• Disease?
• What system does it affect?
• What are the symptoms?

Answer 17

• Cat scratch fever
• Lymphatic system
• Lymph nodes near scratch site swell

Question 18

Infectious mononucleosis

• What system does it affect?
• How is it transmitted?
• Who does it most effect?

Answer 18

• Lymphatic system (swollen lymph nodes)
• Saliva
• People aged 15-25

Question 19

• Malaria
• Babesiosis

1. What type of diseases are these?
2. How can you distinguish between them?

Answer 19

1. Blood diseases
2. Babesisosi does not infect liver. Malaria does

Question 20

HIV infects what systems?

Answer 20

Cardiovascular and immune