Kategorier: Alle - viruses - pathogens - bacteria - fungi

av Heba Azeef 4 år siden

255

Pathogens - Disease causing microorganisms found almost everywhere that can cause disease or death. Heba Azeef - TPJ4M.

Pathogens are microorganisms capable of causing diseases and are prevalent in various environments. These include viruses, fungi, bacteria, and parasites, each with distinct characteristics and modes of infection.

Pathogens - 
Disease causing microorganisms found almost everywhere that can cause disease or death.
Heba Azeef - TPJ4M.

Pathogens - Disease causing microorganisms found almost everywhere that can cause disease or death. Heba Azeef - TPJ4M.

Parasites

Intestinal Worms
Malaria
Lice
Spread through contaminated substances, sexual contact and insect bites
Ectoparasites
Multicellular organisms living on and feeding off of an organism
Helminths
Multicellular organisms living inside or outside an organism
Protozoa
Single celled organisms living and multiplying inside another organism
Behave like small animals and live in a host and feed at the expense of the host

Bacteria

Strep Throat
Pneumonia
Sepsis

If caught early, can be treated to improve chances for survival.. Treated with antibiotics and intravenous fluids

Can damage organ systems and lead to death, specifically if it becomes septic shock

Occurs due to imbalance in infection fighting chemicals of the body

Result of blood infection

Septic shock

High levels of lactic acid left after treatment

Sepsis can turn into septic shock due to drop in blood pressure

Not all cause disease. Those that do are called pathogenic bacteria
Found everywhere and are very diverse
Single celled organisms

Risk factors

uncontrollable risk factors
Environmental conditions (ex, pollution)
Age
Heredity
Controllable risk factors
Hygiene
Drug use
Sleep
Unhealthy diet
Stress

Viruses

Examples of diseases caused
Warts
Flu
HIV & AIDS
Can stay dormant in the host and later resurface
Enters the host cell and uses it to replicate (reproduce).
A piece of genetic code protected by a protein covering

Fungi

Examples of diseases called
Athletes foot
Ringworm
Yeast infections
Primitive plants causing infection when overgrown
Fungi cells contain various parts including a nucleus protected by a membrane and cell wall

Asepsis

Can be influenced by hand washing and sanitation
Absence of pathogens