What is the distinction between the false pelvis and the true pelvis?
The true pelvis encloses the pelvic cavity and its superior limit is a line that extends from either side of the base of the sacrum, along the arcuate line and pectineal line to the pubic symphysis. The false pelvis consists of the expanded, bladelike portions of each ilium superior to the pelvic brim.
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An abnormal cell would be identified by the immune system because it showed
A) Class I MHC proteins. B) Class II MHC proteins. C) Class I MHC proteins with an antigen bound. D) Class II MHC proteins with an antigen bound. E) a CD3 receptor complex in the membrane.
The epithelium that lines the airways is covered with __________________________________
Fill in the blank(s) with correct word
The trachea
A. bifurcates to form the bronchioles. B. is located in the pleural cavity. C. has "C" shaped cartilages that form its anterior and lateral sides. D. collapses when not in use. E. is lined with keratinized squamous epithelium.
Which parts of the following statement are true? The AV node delivers the stimulus to the AV bundle, located within the interventricular septum
A) The first part of the statement is true but the second part is false. B) The first part of the statement is false but the second part is true. C) Both parts of the statement are true. D) Both parts of the statement are false.