Which of the following describe an aging heart? Select all that apply.
_____ There is hypertrophy of the myocardium.
_____ The valves become more flexible.
_____ There is degeneration of the conduction system.
_____ There is an increased number of autorhythmic cells in the SA node.
What will be an ideal response?
__X__ There is hypertrophy of the myocardium.
__X__ There is degeneration of the conduction system.
You might also like to view...
The ureters are in the
A. peritoneal cavity. B. anterior pararenal space. C. perirenal space. D. posterior pararenal space.
A person with excess carbon dioxide in the blood has a problem with ventilation.
Answer the following statement true (T) or false (F)
A person suffering from carpal tunnel syndrome has lost function of the
A. median nerve. B. radial nerve. C. musculocutaneous nerve. D. ulnar nerve. E. axillary nerve.
Describe the solitary nuclei
A) They are large tracts of white matter that link the brain with the spinal cord. B) They are large tracts of white matter that relay sensory information to the cerebellum. C) They are large masses of gray matter in the pons that control respiratory rhythmicity centers. D) They are large masses of gray matter on each side of the medulla oblongata that serve as processing sorting centers for visceral sensory information. E) They are large masses of gray matter of each side of the medulla oblongata that relay somatic information to the thalamus.