Which of the following is produced when electrons are accepted by oxygen during cellular respiration?
a) Anions
b) Cations
c) Metabolic water
d) Lipids
e) Carbohydrates
c
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Use the table to determine the best answer. Patient APatient BPatient CPatient DRespiration Rate3481436Blood pH7.327.257.407.52PCO252604022PO2847298110Tidal Volume375 ml400 ml500 ml600 ml?Which of the patients above might have a depression of the respiratory center due to drugs?
Fill in the blank(s) with the appropriate word(s).
When a skeletal muscle fiber contracts, which of the following does not occur?
A) The H bands and I bands get smaller. B) The zones of overlap get larger. C) The Z lines get closer together. D) The width of the A band remains constant. E) Myosin and actin filaments decrease in length.
The basement membrane is found between ________ and ________.
A. extracellular material; intracellular material B. epithelium; extracellular material C. epithelium; connective tissue D. epithelium; intracellular material E. interstitial fluid; extracellular fluid
Which of the following structures is contained within the vertebral canal?
A. Brain B. Heart C. Lungs D. Spinal cord