A ____ is an abnormal heart sound akin to a fluttering or a humming sound
a. stenosis
b. thrombosis
c. pectoris
d. murmur
d
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A. reflects sound waves. B. vibrates the basilar membrane. C. allows for compression of the organ of Corti. D. acts as a mechanical release for waves within the cochlea. E. increases the pressure of the perilymph.
Tom is in respiratory arrest due to an electrical shock. Why does a good samaritan have up to 4 or 5 minutes to begin CPR and save Tom's life?
A) There is reserve oxygen in Tom's lungs. B) There is a venous reserve of oxygen in Tom's blood. C) The Haldane effect lasts up to 5 minutes. D) Tom's hypoxic drive will keep him alive for up to 5 minutes. E) The ambient Po2 can support life that long.
The inferior, conical end of the heart is called the ________.
Fill in the blank(s) with the appropriate word(s).
Match the structure of the eye with the appropriate description.A. Photoreceptor cells that function in black and white visionB. Photoreceptor cells that function in color visionC. The opening in the irisD. The innermost tunic of the eyeE. A pigmented contractile structureIris
Fill in the blank(s) with the appropriate word(s).