True or False? Plasma cells produce the ground substance that forms the matrix of connective tissues.
Answer the following statement true (T) or false (F)
False
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Which of the following is NOT part of the upper respiratory system?
a) Nose b) Oral cavity c) Pharynx d) Trachea e) Nasal meatuses
The type of immune cell selectively invaded by AIDS virus is the _________________ cell
Fill in the blank(s) with correct word
The juxtaglomerular apparatus describes the unique region of the nephron where the
A) afferent and efferent arterioles are in contact with the proximal tubule. B) afferent and efferent arterioles are in contact with the distal tubule. C) efferent arteriole is in contact with the distal tubule. D) afferent arteriole is in contact with the distal tubule. E) afferent arteriole is in contact with the proximal tubule.
Alveoli abut each other, causing them to appear ________ in cross section.
A. circular B. columnar C. enlarged D. stratified E. polygonal