In a normal heart, what is the average amount of blood that's left in the ventricle at the end of systole when ejection is complete?
a. 155 mL
b. 125 mL
c. 95 mL
d. 65 mL
e. 45 mL
d
Anatomy & Physiology
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Averaged over a few heartbeats, venous return is ________ cardiac output
A) much higher than B) somewhat higher than C) equal to D) somewhat lower than E) much lower than
Anatomy & Physiology
If mesenchymal cells experience mutation during development, which of the following structures is most likely affected by the mutation?
A. Tendons B. Bones C. Cartilage D. All of the choices are correct.
Anatomy & Physiology
The diameter of bronchioles can change because their walls contain
A. smooth muscle. B. skeletal muscle. C. fibrous cartilage. D. hyaline cartilage. E. elastic cartilage.
Anatomy & Physiology
The muscle tendons that merge to form the Achilles tendon are the gastrocnemius and plantaris.
Answer the following statement true (T) or false (F)
Anatomy & Physiology