The most anterior opening in the diaphragm is the
A. caval hiatus.
B. esophageal hiatus.
C. aortic hiatus.
D. None of the above
Answer: A
Anatomy & Physiology
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A needle used in a spinal tap must be inserted until its tip is in the
A) epidural space. B) arachnoid mater. C) peridural space. D) subdural space. E) subarachnoid space.
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_________ macrophages engulf foreign particles that might be inhaled into the small sacs in the lungs
Fill in the blank(s) with correct word
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The principal hormone that prepares the uterus for pregnancy is __________.
a. FSH b. progesterone c. estrogen d. LH
Anatomy & Physiology
Epithelial membranes are typically composed of
A. epithelium and underlying connective tissue. B. connective tissue and underlying epithelium. C. connective tissue and underlying muscle tissue. D. epithelium and underlying muscle tissue.
Anatomy & Physiology