The Human Body
(Q) The Smallest Unit of Life
A Cell
(Q) Observation, Hypothesis, Experiment, Data, Collection, Conclusion, and if necessary, Reset.
(A) The Scientific Method.
Q: Why is it important to start observation with 4x magnification?
A: The 4x objective lens has the lowest power
What is the order of classification?
domain,kingdom,phylum,class,order,family,genus,species.
(Q)Animals with backbones are in what class?
(A) The phylum Chordata.
(Q) A Type of Connective Tissue that makes up the endoskeleton of vertebrates.
(A) Bones
(Q) Any factors that changes and effects the outcome of an experiment.
(A) Variables
Q: Where do you place your hands when you move a microscope?
A: Place one hand around the arm, lift the scope, then put your other hand under the base of the scope for support.
What is the definition of classifying?
To arrange in categories as based on shared characteristics.
(Q)How many classes are in the phylum Chordata?
(A) 5.
(Q) The 4 types of Tissue in the Human Body
Tissue, Epithelial, Muscle, & Nervous
(Q) Something that is used for comparison during the experiment, does not get tested with the Variable.
(A) Control Group
Q: How to calculate the magnification of a microscope.
A: take the power of the objective (4X, 10X, 40x) and multiply by the power of the eyepiece, usually 10X
What is a dichotomous key?
A tool that is used to identify a species by answering a series of questions based on contrasting features that have two possible outcomes.
(Q)What are the 5 classes?
(A) Fish, amphibians, reptiles, mammals, and birds.
(Q) A Group of Specialized Tissue working together to perform a specific function.
(A) An Organ
(Q) A Visual Representation of your Data.
(A) Graph
Q: How does the magnification of a microscope relate to the focal length?
A: the bigger the focal length, the lower the magnifying power.
What is the 1 characteristic that invertebrates all have in common?
They have no backbone.
(Q)What does Ectothermic mean?
(A) (cold-blooded)- Their body temperature changes in response to temperature changes in their environment
(Q) A Specialized group of Organs & Tissue that work together to perform a specific function.
(A) Organ System
(Q) A List of Instructions on how to complete your experiment.
(A) Procedures
Q: how many lenses are there?
A: 3
What is the definition of taxonomy?
The classification and naming of living things.
(Q)What does Endothermic mean?
(A) (warm-blooded)- Their body temperature remains constant regardless of the temperature of the environment