The property of heart muscle in which it contracts in the absence of neural or hormonal stimulation is called
A) tamponade.
B) thrombosis.
C) autorhythmicity.
D) arrhythmias.
E) tetanus.
C) autorhythmicity.
You might also like to view...
In the figure of a sagittal section of a fingernail shown below, where is the nail root?
a) A b) C c) E d) F e) G
Exposure of the skin to ultraviolet light
A) can result in increased numbers of melanocytes forming in the skin. B) can result in decreased melanin production by melanocytes. C) can cause destruction of vitamin D3. D) can increase melanocyte activity. E) has no effect on the skin cells.
The ________ cells of the blastocyst are responsible for providing food to the developing embryo.
Fill in the blank(s) with the appropriate word(s).
The primary role of cortisol is to:
A) maintain an adequate blood pressure. B) assist with the body's response to stress. C) regulate the metabolism of carbohydrates. D) decrease the body's inflammatory response.