In a physiology lab, the students designed an experiment to illustrate how the heart responds to changes in blood pressure
Everyone relaxed and then did a headstand. Which of the following observations are consistent with the change in the function of their hearts?
A. increased heart rate
B. decreased heart rate
C. increased stroke volume
D. decreased stroke volume
E. both decreased heart rate and increased stroke volume
E
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Blood loss that occurs during surgery will stimulate cells in the
A. proprioceptors. B. wall of the right atrium. C. juxtaglomerular apparatus. D. efferent arteriole. E. None of the choices are correct.
An increase in permeability of the filtration membrane due to disease, injury, or irritation of kidney cells by substances such as bacterial toxins, ether, or heavy metals indicates which condition?
a) albuminuria b) lucosuria c) robilinogenuria d) ketonuria e) bilirubinuria
By performing phagocytosis, cells such as neutrophils, macrophages, and certain liver cells can Perform apoptosis (cell suicide) Promote inflammation Eliminate foreign microorganisms from the body Remove aging cells and cells undergoing apoptosis
What will be an ideal response?
Which of the following is not an origin for parasympathetic preganglionic fibers?
A. Midbrain B. Pons C. Medulla oblongata D. Hypothalamus E. Sacral region of the spinal cord