This muscle originates on the zygomatic arch and inserts at the angle and ramus of the mandible. It is responsible for closing the jaw
A) masseter B) risorius C) temporalis D) zygomaticus
Answer: A
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The volume of blood ejected from each ventricle during a contraction is called the
A) end-diastolic volume. B) end-systolic volume. C) stroke volume. D) cardiac output. E) cardiac reserve.
Immediately after trauma, bleeding can be beneficial. Explain why
What will be an ideal response?
Cyanide stops the production of ATP. Which of the following processes would be affected?
A. Facilitated diffusion B. Filtration C. Active transport D. Osmosis E. Simple diffusion
Define cardiac regurgitation
A) Cardiac regurgitation is the flow of blood from the ventricles into the outflow vessels. B) Cardiac regurgitation is the flow of blood back into the right and left atria from the veins. C) Cardiac regurgitation is the flow of blood into the ventricles during atrial contraction. D) Cardiac regurgitation is the backflow of blood into the atria when the ventricles contract. E) Cardiac regurgitation is the backflow of blood into the ventricles from the outflow vessels when the ventricles relax.