Which muscle tissue(s) can contract without the need for nervous stimulation?
A. Skeletal muscle only
B. Smooth muscle only
C. Cardiac muscle only
D. Smooth and cardiac muscle
E. Skeletal, smooth, and cardiac muscle
D. Smooth and cardiac muscle
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A genetic condition that leads to the inability to absorb and recycle cholesterol in the liver is
A) focal calcification. B) familial hypercholesterolemia. C) atherosclerosis. D) arteriosclerosis. E) coronary artery disease.
Monoclonal antibodies are used in clinical laboratory diagnosis because they bind to many antigenic determinates
Indicate whether the statement is true or false
Calcitonin causes:
a. an increase in the blood concentration of calcium b. a breakdown in the bone matrix c. a decrease in the blood concentration of calcium d. both A and B above
As the infant's head is forced against the cervix with each contraction, the cervix effaces, which means that it ________
A) crowns B) dilates C) softens D) thins