Occlusion of the Left Anterior Descending Artery During a Myocardial

question 13

Multiple Choice

Occlusion of the left anterior descending artery during a myocardial infarction would interrupt blood supply to which structures?

• A)Left and right ventricles and much of the interventricular septum
• B)Left atrium and the lateral wall of the left ventricle
• C)Upper right ventricle, right marginal branch, and right ventricle to the apex
• D)Posterior interventricular sulcus and the smaller branches of both ventricles

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Definitions:

Rhizoids

Thread-like structures in non-vascular plants, fungi, and algae that absorb water and nutrients and anchor the organism to a substrate.

Nonvascular Plants

Bryophytes, such as mosses and liverworts, that have no vascular tissue and either occur in moist locations or have special adaptations for living in dry locations.

Thallus

The undifferentiated vegetative tissue of some organisms, such as algae, fungi, lichens, and liverworts, not divided into leaves, roots, or stems.

Liverwort

A type of non-vascular plant found in moist habitats, part of the bryophyte family, which includes mosses and hornworts.