If the vagal nerves to the heart were cut, the result would be that ________
A) the heart rate would increase by about 25 beats per minute
B) parasympathetic stimulation would increase, causing a decrease in heart rate
C) the atrioventricular (AV) node would become the pacemaker of the heart
D) the heart would stop, since the vagal nerves trigger the heart to contract
A
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The three masses of erectile tissue that compose the body of the penis are __________.
a. two slender corpora spongiosa and a cylindrical corpus cavernosum b. two corpora cavernosa and preputial gland c. two cylindrical corpora cavernosa and a slender corpus spongiosum d. periputial glands, a corpus cavernosum, and a corpus spongiosum
It is recommended that women over the age of forty have a mammogram once every
A. decade. B. five years. C. year.
The spinothalamic tract is
A) motor. B) transverse. C) efferent. D) ascending. E) descending.
Which is the correct sequence of events leading to clot formation?
a. prothrombin->thrombin->fibrin->fibrinogen b. fibrin->prothrombin->fibrinogen->thrombin c. prothrombin->thrombin->fibrinogen->fibrin d. fibrin->thrombin->prothrombin->fibrinogen e. fibrinogen->thrombin->fibrin->prothrombin