Shared Flashcard Set

Details

Lab 1
Midterm
23
Biology
Undergraduate 3
10/09/2013

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Cards

Term
Are food and drink allowed in the lab?
Definition
No
Term
Are open toed shoes allowed in the lab?
Definition
No
Term
Is horseplay allowed in the lab?
Definition
No
Term
Can specimens or instruments be removed from the lab?
Definition
No
Term
What is every lab equipped with?
Definition
A fire blanket, extinguisher, and sprinkler system.
Term
What happens to countertop fires of alcohol?
Definition
They'll burn themselves out.
Term
What should you do incase of a small fire?
Definition
Cover with something like a lid, watch glass, fire blanket etc. to sufocate the flames.
Term
What does PASS mean?
Definition
P - ull the pin
A - im at the base of the fire
S - queeze the trigger
S - weep across the base of the fire
Term
Who do you call for big fires?
Definition
Joey - X2224
Eddie - X5627
Term
____ injuries must be reported to the lab coordinator.
Definition
ALL
Term
What do you do for chemical exposure?
Definition
Run under cool water for 10-15 minutes
Term
What do you do for burns?
Definition
Run under COLD water for 10 minutes, then put ice on it, then burn cream.
Term
What do you do for cuts?
Definition
Wash area with soap and water, wrap with paper towels and pat dry. Apply antibiotic lotion and a bandaid.
Term
What about deep cuts?
Definition
Rinse with warm water, wrap with paper towels and apply pressure for 10-15 mins. If bleeding stops, apply triple antibiotic ointment and bandages. Have Ladd center check for special treatments.
Term
What about excessive bleeding, back injuries, or sprained/broken appendages?
Definition
Have someone help you to the Ladd center for treatment.
Term
What is the scientific method?
Definition
1.) Observation
2.) Question
3.) Hypothesis
4.) Prediction
5.) Experiment
6.) Conclusion
Term
What are the two types of hypothesis?
Definition
Null and Alternative.

Null = NO CHANGE
Alternative = CHANGE

EX: Null: The mice will not gain weight.
EX: Alt: The mice eating the iron enriched food will gain weight.
Term
What is an independent variable?
Definition
The "treatment" Something you are doing to make a change.
Term
What is a dependent variable?
Definition
The outcome. What could be effected by the independent variable. WHAT YOU MEASURE.
Term
What axis does the independent variable fall on?
Definition
X (horizontal)
Term
What axis does the dependent variable fall on?
Definition
Y (vertical)
Term
What are the independent, dependent, and controlled variables in the hearing experiment?
Definition
Independent: cotton balls in ears.

Dependent: Ability to point out where the sound came from within a margin of error based of angles.

Control: Whatever is held constant during the experiment.
Term
What are the null and alternative hypotheses for the hearing experiment?
Definition
Ho: Individuals will not be effected in detecting the origin of sound with cotton in their ears. They will be able to detect it.

Ha: Individuals will not be able to detect where the origin of the sound came from.
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