Respiratoty Bacterial Diseases 🦠

Question 1

What’s the division of the respiratory system?

Answer 1

Upper and Lower respiratory tract

Question 2

Which part of the respiratory system that the infection are more dangerous in it ?

Answer 2

The lower respiratory tract

Question 3

Which part of the respiratory system that can be difficult to treat of infection ?

Answer 3

The lower respiratory tract

Question 4

True or false?

The lower respiratory tract is continuously exposed to potential pathogens

Answer 4

False , the upper respiratory tract *

Question 5

Which parts of the respiratory system is sterile?

Answer 5

The lower respiratory tract

Question 6

What’s is the laryngitis?

Answer 6

Swelling and irritation ( inflammation) of the voice box , associated with hoarseness or loss of voice.

Question 7

What’s the four microorganisms that causes laryngitis?

Answer 7

• Haemophilus influenzae
• streptococcus pneumonia
• fungal
• viral

Question 8

What’s the meaning of epiglottis?

Answer 8

Inflammation of the cartilage that cover the trachea (windpipe)

Question 9

What’s the four microorganisms that cause epiglottis?

Answer 9

• streptococcus pneumonia
• streptococcus pyogenes
• haemophilus infuenzae

Question 10

What’s the meaning of otitis media ?

Answer 10

General term for infection or inflammation of the ear-fluid/exudates / pus in the middle ear

Question 11

Which microorganisms causes of the otitis media ?

Answer 11

• streptococcus pyogenes
• streptococcus pneumonia
• haemophilus influenzas

Question 12

What’s the three areas that connects to the nasopharynx?

Answer 12

1-middle ear
2-sinuses
3-mastoid cavity

Question 13

What’s the meaning of the mastoiditis?

Answer 13

Inflammation of mastoid cavity , uncommon but very dangerous because it’s close to nervous system and large blood vessels

Question 14

What’s the meaning of the sinuses ?

Answer 14

Inflammation of the sinuses and the upper respiratory tract and nasal passages

Question 15

What’s the most common causative of the sinuses ?

Answer 15

• streptococcus pneumonia
• streptococcus pyogenes
• haemophilus influenzae

Question 16

Which microorganism can cause pharyngitis?

Answer 16

-streptococcus pygenes ( group A beta streptococci)

Question 17

Give information about the causative of the pharyngitis?

Answer 17

Streptococcus pygenes :
-it contains M protein which inhibits phagocytosis
and
-Produces pyrogenic toxin which cause the symptoms seen with pharyngitis

• it can cause—-> scarlet fever and toxic shock syndrome and abscesses on the tonsils

Question 18

True or false?

Streptococcus pyogenes is ; gram positive, grow on blood agar , group A , beta haemolysis, clear wide zone of haemolysis.

Answer 18

True

Question 19

Scarlet fever caused by ?

Answer 19

Group A streptococci ( streptococcus pyogenes )

Question 20

What’s the symptoms of the scarlet fever ?

Answer 20

• tiny bumps on the chest and abdomen
• redder in the armpit and groin
• strawberry tongue
• can spread over entire body
• rash lasts 2-5 days

Question 21

These symptoms belong to ?
-very sore throat with yellow or white papules 
-fever of 101 F or higher
-lymphadenopathy in neck 
Headache , body aches , nausea

Answer 21

Scarlet fever

Question 22

Child 13 years old has rash and tiny bumps on the chest and abdomen with redder in armpits and groin , strawberry tongue

What’s the disease?

Answer 22

Scarlet fever causes by streptococcus pyogenes

Question 23

What’s the treatment of the scarlet fever?

Answer 23

Penicillin

Question 24

If the patient of the scarlet fever have penicillin allergic what’s the alternative treatment?

Answer 24

Erythromycin and azithromycin

Question 25

True or false? Haemophilus influenzae small gram positive rods or coccobacilli , grow in chocolate agar .

Answer 25

False, gram negative

Question 26

True or false? | The Ampicillin drug for treatment of haemophilus influenzae effective 100% for all strains ?

Answer 26

False, 25% may be resistant due to production of beta lactamase ( plasmid mediated)

Question 27

True or false? Haemophilus influenzae showing Chinese latter writings

Answer 27

False, corynebacterium diphtheria

Question 28

Corynebacterium diphtheria and haemophilus influenzae are both gram positive?

Answer 28

No

Question 29

What’s the mcleod’s medium ?

Answer 29

Blood agar contains potassium tellurite.

Question 30

Which microorganisms that cause Diphtheria ?

Answer 30

carynebacterium diphtheria

Question 31

True or false? | Corynebacterium can invade the blood stream ?

Answer 31

False | Do not invade

Question 32

What’s the symptoms of diphtheria?

Answer 32

Paralysis and myocardium degeneration due to exotoxins

Question 33

How C.diphtheria act ?

Answer 33

Inhibit of protein synthesis

Question 34

True or false? | The toxin of streptococcus pyogenes has a special affinity for heart muscle, adrenal cells and nerve cells.

Answer 34

False, C.diphtheria

Question 35

The C.diphtheria could be life threatening ?

Answer 35

Yes

Question 36

Which vaccines can be use for diphtheria disease ?

Answer 36

DPT vaccination

Question 37

What’s the type of the bacteria pneumonia?

Answer 37

- nosocomial | - community acquired

Question 38

Which bacteria related to nosocomial pneumonia?

Answer 38

- streptococcus aureus | - klebsiella pneumonia

Question 39

Which bacteria related to community required pneumonia?

Answer 39

-streptococcus pneumonia

Question 40

Which type of bacteria pneumonia related to these symptoms ? -fever, chest pain , purulnt sputum

Answer 40

Community required pneumonia, streptococcus pneumonia

Question 41

True or false ? | Streptococcus pneumonia ——>gram positive diplococci ( polysaccharide capsule)

Answer 41

True

Question 42

Give examples of two bacteria that have Alfa haemolytic and beta haemolytic.

Answer 42

Alfa haemolytic : streptococcus pneumonia beta haemolytic: streptococcus pyogenes

Question 43

True or false? | Viridans strept —->diplococci, have capsule and resistant

Answer 43

False, Viridans strept —->chains or cocci, don’t have capsule and resistant Pneumococci—->diplococci, have capsule and sensitive

Question 44

What’s tha prophylaxis of the pneumococci?

Answer 44

Polyvalent vaccine

Question 45

What’s the treatment of the streptococcus pneumonia?

Answer 45

Penicillin G , erythromycin, amoxicillin-clavulanate If it resistant strains ? Use vancomycin

Question 46

Which the two bacteria pneumonia have polysaccharide capsule?

Answer 46

Streptococcus pneumonia | Klebsiella pneumonia

Question 47

Talk about klebsiella pneumonia?

Answer 47

Gram negative rod with polysaccharide capsule, grow on ordinary media with large raised, moist, mucoid. Pink lactose fermenting colonies on MacConkey’s agar