The conchae
A) divide the nasal cavity into a right and a left side.
B) provide an opening into the pharynx.
C) form part of the soft palate.
D) create turbulence in the air to trap particulate matter in mucus.
E) provide an opening to paranasal sinuses.
Answer: D
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Neurons that have one axon and numerous dendrites are structurally classified as __________.
Fill in the blank(s) with the appropriate word(s).
Answer the following questions true (T) or false (F)
1. Solutions with a pH less than 7 are considered basic or alkaline. 2. Growing new muscle proteins through the assembly of amino acids is a type of dehydration synthesis reaction. 3. Like the carbohydrates, lipids have twice the hydrogen atoms as carbon and oxygen atoms in their molecular structures.
Which passageways branch off of the inferior end of the trachea?
A) bronchioles B) bronchi C) alveolar ducts D) alveolar sacs
In female mammals, the androgen produced by the adrenal cortex that is of physiological significance in females is
a. testosterone (TST). b. dihydroxytestosterone (DHT). c. estrogen (EST). d. dehydroepiandrosterone (DHEA). e. thalidomide.