Which structure focuses light rays?

A) Y
B) D
C) L
D) O
E) X


A) Y

Anatomy & Physiology

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The thick and thin filaments of muscle cells are arranged in repeating patterns called ________

A) mitochondria B) microtubules C) sarcomeres D) t-tubules

Anatomy & Physiology

Oxygen-poor blood passes through the ________.

A. pulmonary and aortic valves B. right AV (tricuspid) and pulmonary valves C. left AV (mitral) and aortic valves D. right AV (tricuspid) valve only E. left AV (mitral) valve only

Anatomy & Physiology

Which structure does not serve to increase surface area in the small intestine?

A. Microvilli B. Circular folds C. Brush border D. Rugae E. Villi

Anatomy & Physiology

The ossa coxae are united anteriorly by the pubic symphysis and posteriorly by the sacrum.

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

Anatomy & Physiology