What is the normal range for the partial pressure of carbon dioxide in the blood?
A) 55-65 mm Hg
B) 15-25 mmHg
C) 35-45 mm Hg
D) 7.35-7.45 mm Hg
Answer: C) 35-45 mm Hg
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What kind of muscles are respiratory muscles?
a. skeletal b. smooth c. cardiac d. efferent e. afferent
The skeletal muscle pump changes venous return by ____________________ it
Fill in the blank(s) with correct word
Which of the following does not participate in control of skeletal muscle activity?
a. limbic system. b. cerebellum. c. supplementary motor area. d. premotor cortex. e. posterior parietal cortex.
Match the mineral with its function.A. Functions in carbon dioxide metabolism and transport, also needed for protein metabolismB. Component of hemoglobinC. A constituent of coenzymes; needed for bone formation and proper function of nerve and muscleD. Needed for the production of thyroxineE. Component of nucleic acids and ATP; used in bone formationPhosphorus
Fill in the blank(s) with the appropriate word(s).