Which of the following best describes the term Z line?

A) protein that accounts for elasticity of resting muscle
B) repeating unit of striated myofibrils
C) storage site for calcium ions
D) thin filaments are anchored here
E) largely made of myosin molecules


D) thin filaments are anchored here

Anatomy & Physiology

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The primary motor cortex is the surface of the

A) insula. B) precentral gyrus. C) postcentral gyrus. D) arcuate gyrus. E) corpus callosum.

Anatomy & Physiology

All of the genetic information in a cell is a genome

Indicate whether the statement is true or false

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In the kidney, blood is filtered in the cortex, drains through the renal pelvis into the renal medulla, and from there travels in the ureter to the urinary bladder

Indicate whether the statement is true or false

Anatomy & Physiology

The ganglia of the parasympathetic division of the ANS are located ________

A) in two trunks (or chains), one on each side of the vertebral column B) within the walls of, or close to, the organs served C) in a collateral or prevertebral ganglion D) in two trunks (or chains), one on each side of the vertebral column, and in a collateral or prevertebral ganglion

Anatomy & Physiology