Blood is carried away from the heart by
group of answer choices

capillaries

arteries

veins

afferent vessels

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question 21 pts
the left and right pulmonary veins carry blood to the
group of answer choices

intestines

heart

lungs

brain

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question 31 pts
relaxation of the ventricles is called
group of answer choices

depolarization

ventricular systole

ventricular diastole

hyperpolarization

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question 41 pts
cardiac muscle is similar to skeletal muscle in
group of answer choices

the presence of striations

the presence of intercalcated discs

the presence of a single nucleus

none of the above.

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question 51 pts
the muscular layer of blood vessels is the
group of answer choices

tunica externa

tunica media

tunica interna

tunica intima