Sandwiched between the layer of circular and longitudinal muscle in the muscularis externa is the
A) mucosa.
B) myenteric plexus.
C) muscularis mucosa.
D) submucosal plexus.
E) submucosa.
B) myenteric plexus.
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Rigor mortis affects skeletal muscles a few hours after death, due to
A. a decrease in ATP and increased permeability to calcium. B. an increase in ATP and decreased permeability to calcium. C. impulses that produce sustained contractions. D. an increase in ATP.
Which of the following would NOT occur in response to hypovolemic shock?
a) Activation of the renin-angiotensin-aldosterone (RAA) system. b) Secretion of antidiuretic hormone (ADH) c) Activation of the sympathetic division of the ANS. d) Release of atrial natriuretic peptide (ANP). e) Release of local vasodilators.
Limited movement occurs when forces compress the cartilaginous pad between
bones at a _______________ . Fill in the blank(s) with correct word
Blood pressure is determined by
A) measuring the size of the pulse pressure. B) measuring the force exerted by blood in a vessel. C) measuring the degree of turbulence in a closed vessel. D) measuring the pressure in the left ventricle. E) All of the answers are correct.