Lab Practical Review

Characteristics of Giardia lamblia

• Exists in two forms: cyst and trophozoite

• Is a prokaryotic organism

• Has no flagella

• Always causes severe symptoms

• Rhizopus stolonifer natural habitat

• soil and decaying matter

• freshwater environments

• tropical rainforests

• arid deserts

Taenia saginata (Beef tapeworm)

• Cattle become infected when they ingest eggs or proglottids in fecally contaminated water.

• Humans can become infected by drinking contaminated water.

• Cysticerci develop into adults in the stomach and are expelled through feces.

• Juveniles are only found in the liver of infected cattle.

What is this figure?

• Plasmodium falciparum

• Escherichia coli

• Staphylococcus aureus

• Salmonella enterica

What is this figure?

• Schistosoma mansoni

• Ascaris lumbricoides

• Plasmodium falciparum

• Enterobius vermicularis

What is this figure?

• Clonorchis sinensis

• Ascaris lumbricoides

• Schistosoma mansoni

• Taenia solium

Septate

• wall separate adjacent cells

• cells that are interconnected

• cells that are completely isolated

• cells that form a continuous layer

What is this figure?

• Clonorchis sinensis

• Ascaris lumbricoides

• Schistosoma mansoni

• Taenia solium

• Saccharomyces cervisiae application?

• Used in the production of antibiotics

• Used in the production of bread, wine, and beer

• Used as a human pathogen

• Used in the production of dairy products

"Salt and pepper" characteristic

• Mycelium becomes darker with age as sporangia are produced

• Mycelium remains the same color throughout its life cycle

• Mycelium produces bright colors when exposed to light

• Mycelium is always white regardless of age