Compare the duration of atrial and ventricular systole at a representative heart rate of 75 bpm
A) Atrial systole has a duration of 100 msec, and ventricular systole has a duration of 270 msec.
B) Atrial systole has a duration of 270 msec, and ventricular systole has a duration of 100 msec.
C) Atrial systole has a duration of 100 msec, and ventricular systole has a duration of 100 msec.
D) Atrial systole has a duration of 270 msec, and ventricular systole has a duration of 270 msec.
E) Atrial systole has a duration of 100 msec, and ventricular systole has a duration of 370 msec.
Answer: A
You might also like to view...
Bones that are boxy with approximately equal dimensions are
A) long bones. B) flat bones. C) sesamoid bones. D) short bones. E) irregular bones.
The medial and lateral condyles of the tibia articulate with the
A. apex of the patella. B. medial and lateral condyles of the femur. C. medial and lateral epicondyles of the femur. D. head of the fibula. E. greater and lesser trochanters of the femur.
Cerebrospinal fluid is
A) yellow in the CNS and clear in the PNS. B) white and thick. C) clear and liquid. D) red.
The upper and lower limbs compose the _____ portion of the body.
A. appendicular B. proximal C. distal D. axial