This artery is sometimes referred to as the "widowmaker" because blockage of it often leads to fatal heart attack.  It serves the anterior heart and is more formally called the (2 or 3 words) ________ artery.

What will be an ideal response?


anterior interventricular
left anterior descending

Anatomy & Physiology

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Fibrous extensions from the capsule of the lymph nodes that extend part of the way into the interior are the ________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

Which chemical, formed from arachidonic acid, inhibits platelet plug formation?

A) prostacyclin B) thromboxane A2 C) arachidonic acid D) thrombin E) fibrin

Anatomy & Physiology

The ________ muscle allows you to look down

A) inferior rectus B) medial rectus C) lateral rectus D) superior rectus E) inferior oblique

Anatomy & Physiology

The specific gravity of urine is its density compared to that of water, and the more solutes urine has, the higher its specific gravity.

Answer the following statement true (T) or false (F)

Anatomy & Physiology