Which of the following is/are the primary function(s) of the digestive system?
A) mineral storage
B) absorption of organic nutrients, minerals, vitamins, and water
C) internal transport of cells and dissolved materials, including nutrients, wastes, and gases
D) elimination of excess water, salts, and waste products
E) All of the answers are correct.
Ans: B) absorption of organic nutrients, minerals, vitamins, and water
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A hypodermic needle would penetrate the skin in which order?
A) epidermis, papillary layer, reticular layer B) reticular layer, papillary layer, epidermis C) papillary layer, reticular layer, epidermis D) epidermis, reticular layer, papillary layer E) None of the answers are correct.
The openings to the nostrils are the
A) external nares. B) internal nares. C) vestibules. D) conchae. E) nasal apertures.
What is the volume of blood pumped out of a ventricle with each heart beat?
A) heart rate (HR) B) stroke volume (SV) C) cardiac output (CO) D) blood pressure (BP)
Receptors for most lipid-soluble hormones are located
A. in the cytoplasm of their target cells. B. on the plasma membrane of their target cells. C. in the lysosomes of their target cells. D. on the nuclear membrane of their target cells. E. in the nucleus or cytoplasm of their target cells.