During normal, quiet breathing, the expiratory muscles are only minimally involved in the process of respiration.
Answer the following statement true (T) or false (F)
True
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Found in the urinary bladder, __________ epithelium resembles __________ epithelium, but the apical cells are rounded, not flattened.
A. transitional; stratified squamous B. stratified squamous; pseudostratified C. stratified squamous; stratified columnar D. simple columnar; pseudostratified E. transitional; simple cuboidal
Which of the following ions is essential to muscle contraction?
A) acetylcholine B) sulfate C) calcium D) sodium E) chloride
During bone formation, calcium phosphate and calcium hydroxide interact to form crystals of ________, which serve to harden the matrix.
Fill in the blank(s) with the appropriate word(s).
The longest portion of the male urethra is the
A. prostatic urethra. B. membranous urethra. C. spongy urethra. D. ductile urethra. E. glans penal urethra.