#دكتور_حاتم_البيطار #دحاتم_البيطار #timodentist hatem elbitar مكافحة العدوي ادارة المستشفيات الزمالة المصرية دكتور اسنان الهرم الغذائي ادارة المستشفيات الغذاء الصحي دبلومة التغذية الغذاء البيطار استشاري slides الغذاء والتغذية 📞01005684344 💬 واتس 01202389028 Dr Hatem ElBitar د حاتم البيطار أستشاري وجراح أسنان زميل الزمالة المصرية محاضر ادارة المستشفيات ومكافحة العدوى 01005684344 #دحاتم_البيطار http://bit.ly/2xzMIlo https://daalacademy.com/instructor/drhatemelbitar/ https://daalacademy.com/instructor/dr-hatimelbetaar/ https://agyad-academy.com/teacher/dr-hatem-hemdan-ahmed-el-bitar/ https://64a832848a05c.site123.me/ https://64a9fcd1e98aa.site123.me/ http://drhatemelbeetar.wordpress.com timo660733705.wordpress.com https://drhatembetar.wordpress.com/ https://www.youtube.com/channel/UC5q0IXD4W0zgFFuwvzfzS2g https://drhatemelbitarmedical.wordpress.com/

2. Assignment (1)
Define the following
Infection control and prevention:-its the science
concerned with preventing all types of
microorganisms from infecting health workers
and patients .also preventing nosocomial or
associated infection healthcare infection.
Theories of infection control:-childbirth fever a
bacterial infection of the female genital tract after
childbirth was taking the lives of up to 30% of
women who gave birth in hospital women at
home remained relatively unaffected.
Mention scientist who inventing it:-Ignaz Philipp
Semmelweis.

3. How soap kill the microorganisms:-twenty seconds of
scrubbing with soap is one of the best ways to protect
yourself. The people and things you touch from disease
causing germs.
Discuss all you know about CDC:-Detecting and
responding to new and emerging health threats .
Tacking the biggest health problems causing death and
disability for American .
Putting science and advanced technology into action to
prevent disease .
Promoting healthy and safe behaviors communities and
environment .
Developing leaders and training the public health
workforce, including disease detectives taking the health
pulse of our

4. nation
Discuss concept of infection and factors affecting
infective dose?
Infection: caused by pathogens
 Deposition of organisms in the tissues and their growth
resulting in host reaction such as fever.
 The number of organisms required to cause an infection
is termed as the infective dose , depend on
1. virulence of the organism
2. Susceptibility of host
3. Age
4. Drugs intake and its types.

5. Define sterilization and disinfection, cleaning ;-
Sterilization; Elimination of all microorganisms including
spores
Disinfection; Elimination of microorganisms except spores
Cleaning; Removal of soil or organic material

6. Assignment2
Define:
1)Infection: is the invasion of tissues by pathogens their
multiplication, and the reaction of host tissues to the
infectious agent and the toxins they produce.
2)Infective dose: is the number of organisms required to
cause an infection.
3)Asepsis: absence of significant contamination.
4)Sepsis: bacterial contamination.
5)Sterilization: elimination of all microorganisms
including spores.
6)Cleaning: physical removal of foreign material.

7. 7) Disinfection: elimination of microorganisms except
spores.
8) Nosocomial infection: any infection occurs and
incubating at the time the patient is admitted to the
hospital usually from hospital community.
9) Enumerate factors affecting infection:
1. Source.
2.Susceptible.
3.Transmission.

8. Assignment3
Enumerate mode of infection transmission?
1. Droplet.
2.Vector borne.
3.Air borne.
4.Contact.
5.Common vehicle.
Discuss droplet infection air borne?
Tiny droplet nuclei that remain suspended in air. It
usually occurs in closed areas which is not well
ventilated.

9. Source of infection: is an infectious agent or germ in
healthcare settings , germs are found in many places.
People are one source of germs including:
1. Patients.
2.Healthcare workers.
3.Visitors .
Susceptible person: is someone who is not vaccinated or
otherwise immune or a person with a weakened immune
system who has the germs to enter the body.

10. ‫هللا‬ ‫ورحمة‬ ‫عليكم‬ ‫سالم‬