What is the functional reason for the Circle of Willis?
What will be an ideal response?
(Provides redundancy for vascular supply)
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The middle layer of the heart wall that is made of cardiac muscle tissue is the ________.
Fill in the blank(s) with the appropriate word(s).
Which of the following noninvasive diagnostic techniques is an example of inspection?
a) tapping and listening for an echo to detect fluid in the lungs b) feeling the abdomen to detect tender organs c) listening for crackling sounds during breathing d) examining the surface of patient's skin for presence of a rash e) feeling the gonads to detect abnormal masses
________ are molecules that bind to the receptor in such a way that they block the normal ligand from binding and turning the receptor on. As a result, the signal pathway remains inactive.
Fill in the blank(s) with the appropriate word(s).
What is a prime mover?
A. A muscle that has the opposite action B. A muscle that holds an origin stable for another muscle C. A muscle that has the same action D. The main muscle of the synergist to perform the action