The impulses that cause the heart to beat come from which of the following?
a) groups of specialized muscle cells
b) the nervous system
c) the endocrine system
d) Breathing
Ans: a) groups of specialized muscle cells
Anatomy & Physiology
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A) muscular B) nervous C) respiratory D) digestive
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Which of the following is produced at the end of stage II during a fibrin clot formation?
A. Prothrombinase B. Thrombinase C. Thrombin D. Fibrinogen
Anatomy & Physiology
Olfactory receptors send axons through the cribriform plate. They synapse on neurons in the
-medulla oblongata. -cerebral cortex. -medial geniculate. -olfactory bulb. -olfactory tract
Anatomy & Physiology
An increase in a membranes permeability to Na+ will result in __________ of the membrane.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology