Which of the following helps determine the age of an animal?
a. tartar and stains on teeth
b. the angle of the teeth
c. deciduous or permanent teeth
d. all of the above help determine the age of an animal
D
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The gray rami communicantes consist of myelinated postganglionic fibers
Indicate whether the statement is true or false
Sharon "gets the wind knocked out of her" during a skiing accident in which she attempted a jump and landed hard on her feet before tumbling over. She is conscious but breathing is labored, and she complains of pain and shortness of breath. The first aid-trained ski patrolman that comes to her aid determines that Sharon has no broken bones, nor is CNS injury likely. He places tiny tubes at her
nostrils that blow air (with higher than normal percentage of oxygen) into her nose then places her on the snowmobile, and takes her to the first aid tent. Why is Sharon's breathing labored? How does the high-oxygen air help her condition? What will be an ideal response?
In both males and females, primary sex organs called ________ produce the gametes.
Fill in the blank(s) with the appropriate word(s).
Summation of all incoming signals occurs at the axon terminus of a neuron.
Indicate whether the statement is true or false.