In the short-term response to hemorrhage, ________ occurs.
A) decreased vasomotor activity
B) increased parasympathetic stimulation of the heart
C) increased venous return through venoconstriction
D) immediate erythropoietin activation
E) a recall of fluids from the interstitial spaces
C) increased venous return through venoconstriction
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In an ECG pattern, the P wave is caused by
A. depolarization of atrial muscle fibers. B. depolarization of ventricular muscle fibers. C. repolarization of ventricular muscle fibers. D. repolarization of atrial muscle fibers.
When pain signals originating from visceral structures are perceived to be coming instead from the skin, the phenomenon is called ________ pain
Fill in the blank with correct word.
Which of the following is not true of graded potentials?
A) They are short-lived. B) They can form on receptor endings. C) They increase amplitude as they move away from the stimulus point. D) They can be called postsynaptic potentials.
The primary blast cell for connective tissue proper is the ________
A) chondroblast B) hemocytoblast C) fibroblast D) osteoblast