Which of the following is NOT a major job of the digestive system?
A) acid-base homeostasis B) fluid and electrolyte homeostasis
C) manufacturing blood cells D) ingestion of vitamins and minerals
Answer: C
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Motor-neuron axon terminals release ____________________, which brings about excitation and contraction of the innervated muscle cells
Fill in the blank(s) with correct word
Which of the following does NOT have an immediate effect on the stroke volume of the heart?
A. pH of the blood B. Concentration of electrolytes around cardiac muscle cells C. Strength of contraction of the ventricles D. Venous return to the right atrium
The epithelial tissue that lines the urinary bladder and allows distention is called ________.
A. simple columnar epithelium B. nonkeratinized stratified squamous epithelium C. transitional epithelium D. stratified cuboidal epithelium
Which of the primary tissue types is most widely distributed throughout the body?
A. Epithelium B. Connective C. Nervous D. Muscle