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CSU Life 103 Lab
Biology of Organisms Lab Practical 1
60
Biology
Undergraduate 1
02/19/2013

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Term
How does a stethoscope work?
Definition
By converting a small displacement of a large volume of air into a large displacement of a small volume of air, thus amplifying the heart sound.
Term
Describe the "lub" of the heart.
Definition
Longer duration, low pitch, closing of the tricuspid and bicuspid valves.
Term
Describe the "dub" of the heart.
Definition
Vibrations that come up the blood column and the arterial wall vibration as the aorta and pulmonary trunk close.
Term
What is systole?
Definition
Contraction of the heart chamber-left ventricle forces blood into the aorta and expands arteries. Results in the arterial pulse.
Term
What is diastole?
Definition
Relaxation of the heart.
Term
What is the normal average heart rate?
Definition
72 bpm.
Term
What is normal blood pressure?
Definition
120/80 mmHg.
Term
What is the strongest muscle in the heart?
Definition
The left ventricle because the blood from there goes from there to the rest of the body.
Term
What domain are algae?
Definition
Eukarya.
Term
What kingdom are algae?
Definition
Protista.
Term
What kingdom are cyanobacteria?
Definition
Bacteria.
Term
Why were fungi previously classified with plants?
Definition
Because they possess cell walls.
Term
What is an example of a heterotropic plant like organism? Why?
Definition
Fungi. Because they feed on organic matter that comes from other organisms.
Term
What does saprobic mean?
Definition
Feeds on dead organic matter.
Term
What is a hypha?
Definition
Tubular, threadlike filament of a fungus.
Term
What is a mycelium?
Definition
A mass of hyphae.
Term
What is the reproductive structure in fungi that bear sexually produced spores?
Definition
Fruiting body.
Term
Where does meiosis take place in fungi?
Definition
Fruiting body.
Term
What is black bread mold?
Definition
Fungi. Phylum Zygomycota.
Term
What is the common mushroom?
Definition
Fungi. Phylum basidiomycota.
Term
What is the "stem" of fungi?
Definition
Stalk.
Term
What are the fruiting bodies of basidiomycota?
Definition
Basidiocarp.
Term
Where are basidiospores found?
Definition
On the surface of basidiomycota.
Term
What is ascomycota?
Definition
A phylum of fungi.
Term
What are the sacs of the fruiting bodies of ascomycota?
Definition
Asci (singular ascus).
Term
Where does meiosis occur in ascomycota?
Definition
Ascus.
Term
What is an example of ascomycota?
Definition
Powdery mildew.
Term
What does deuteromycetes mean?
Definition
Imperfect fungi.
Term
How do deuteromycetes reproduce?
Definition
Asexually.
Term
What are two examples of deuteromycetes?
Definition
Penicillium and Aspergillus.
Term
What are the four phylum of fungi?
Definition
Zygomycota, basidiomycota, ascomycota, deuteromycetes.
Term
What are the three main lichen body types?
Definition
Foliose, crustose, and fruticose.
Term
What is an example of a lichen?
Definition
Physcia.
Term
What is it if it has -myc- in the phylum?
Definition
Fungi.
Term
What kingdom are Bryophyta and Hepatophyta in?
Definition
Plantae.
Term
What phylum are mosses?
Definition
Bryophyta.
Term
What phylum are liverworts?
Definition
Hepatophyta.
Term
What has archegonium and antheridium that look like umbrellas?
Definition
Liverworts.
Term
What have gemmae cups?
Definition
Liverworts.
Term
What are gemmae cups for?
Definition
Asexual reproduction of liverworts.
Term
What is a major difference between seedless vascular plants and bryophytes?
Definition
In seedless vascular plants the dominant form is the sporophyte.
Term
What is a good way to differentiate ferns from other plants?
Definition
The leaves (fronds) appear to originate from a clump at the surface of the soil.
Term
What are found on the underside of fern fronds?
Definition
Sori. (Clusters of sporangia.)
Term
What ejects spores on fern sporangium?
Definition
Annulus.
Term
What is the indusium?
Definition
It is the protective section of a sorus in ferns.
Term
What has a heart shaped gametophyte?
Definition
Ferns.
Term
What is the "horizontal stem" of ferns called?
Definition
Rhizome.
Term
What phylum are whisk ferns and horsetails?
Definition
Pterophyta.
Term
What do whisk ferns look like?
Definition
Composed of only stems. No leaves.
Term
What are phylum are club mosses and spike mosses?
Definition
Lycophyta.
Term
What are three examples of pterophyta?
Definition
Ferns, whisk fern, horsetail.
Term
What are two examples of lycophyta?
Definition
Club moss, spike moss.
Term
What domain are diatoms?
Definition
Eukarya.
Term
What domain are green algae?
Definition
Eukarya.
Term
What domain are brown algae?
Definition
Eukarya.
Term
What domain are red algae?
Definition
Eukarya.
Term
What is the "stem" called in algae?
Definition
Stipe.
Term
What are the "leaves" of algae called?
Definition
Blades.
Term
What are the "roots" of algae called?
Definition
Holdfast.
Term
What domain are cyanobacteria?
Definition
Bacteria.
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