Minerals required by the body in moderate amounts include all of the following EXCEPT ________
A) sulfur and potassium
B) sodium and chlorine
C) calcium and phosphorus
D) iron and selenium
D
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All of the following are lipids, EXCEPT
A) Steroids. B) Glycogen. C) Triglycerides. D) Phospholipids.
Match the substance necessary for clotting with its particular role.A. A mixture of lipoproteins released from injured tissueB. Converts prothrombin to thrombinC. The insoluble protein that forms the network of the clotD. Needed by the liver to produce prothrombinE. Fibrin-stabilizing factorProthrombinase
Fill in the blank(s) with the appropriate word(s).
T cells undergo positive selection in the thymus, which means they ________
A) develop surface antigen receptors B) die and macrophages phagocytize them C) remain alive but unresponsive D) react against self antigens E) multiply and form clones of identical T cells
Answer the following statement(s) true (T) or false (F)
1. One of the important functions of muscle in the body is the regulation of blood glucose. 2. The extensor digitorum is a muscle that extends the fingers, even though the muscle belly is in the forearm. This is an example of an intrinsic muscle. 3. Some smooth muscle is autorhythmic. 4. The use of the term "origin" to describe a muscle attachment that doesn't move during contraction is misleading.