The glottis is ____ when swallowing and ____ when speaking
a. closed; open
b. open; closed
c. rigid; relaxed
d. relaxed; rigid
e. vibrating; closed
ANSWER: a
You might also like to view...
Match the following items with the correct phrases.
_______1. A monomer; the most common type of immunoglobulin; very high levels are produced in the secondary (anamnestic) response to an antigen. _______2. A pentamer; five monomers linked together by a J-chain; the first type of immunoglobulin to be formed in the primary response to an antigen. _______3. A monomer; present on the surface of mast cells and basophils. _______4. A dimer; two monomers linked together by a J-chain; frequently found in mucous membranes. _______5. Produced by atopic individuals in response to allergens. a. IgA b. IgD c. IgE d. IgG e. IgM
Dependence on animal for fertilization and dispersal is characteristic of many species of:
a. ferns b. angiosperms c. mosses d. conifers e. cycads
Five hundred minnows consume 1000 kilograms of algae over a four-month period. Five bass consume these 500 minnows over a period of two weeks. Louisa catches and eats the bass. How much of the original 1000 kilograms of algae would you expect to become the biomass of Louisa?
a. 1 b. 10 c. 100 d. 1000 e. 10,000
The rough endoplasmic reticulum is so called because ____ stud the surface of that organelle.
a. carbohydrates b. ribosomes c. Golgi bodies d. proteins e. lysosomes