For ________ of the cardiac cycle, all four chambers are in diastole together.
A. three-quarters
B. none
C. one-quarter
D. one-half
E. one-third
Answer: D
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Free ribosomes differ from membrane-bound ribosomes in that free ribosomes specialize in synthesizing proteins for export (secretion) from the cell.
Answer the following statement true (T) or false (F)
Tom is having difficulty dorsiflexing and inverting his right foot. Which muscle is most likely involved in this problem?
A) tibialis anterior B) soleus C) gastrocnemius D) flexor digitorum E) plantaris
The August Krogh Principle states that
a. understanding physiology can only be accomplished through the study of evolution by natural selection. b. the shortest distance between two points is a straight line. c. understanding physiological phenomena is enhanced by studying model organisms that have adapted to deal with particular physiological challenges. d. salamanders are good for studying regeneration of limbs since what will be learned can be applied to human medicine.
Calculate the end-systolic volume (ESV) if the end-diastolic volume (EDV) in a resting heart is 110 ml and stroke volume (SV) is 70 ml.
What will be an ideal response?