The radial artery is lateral to the ulnar artery.
Answer the following statement true (T) or false (F)
True
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Invertebrate muscle, like vertebrate muscle,
A) Has two major forms of muscle (striated and smooth). B) Utilizes thick and thin filaments in contraction. C) Makes use of obliquely striated muscle. D) Both A and C
An increase in dead space results in
A. increases in both alveolar and pulmonary ventilation. B. decreases in both alveolar and pulmonary ventilation. C. a decrease in alveolar ventilation but no change in pulmonary ventilation. D. an increase in alveolar ventilation but a decrease in pulmonary ventilation. E. a decrease in alveolar ventilation but an increase in pulmonary ventilation. F. an increase in alveolar ventilation but no change in pulmonary ventilation.
Some people justify their smoking habit by saying that smoking calms them down. Is this justification correct physiologically?
A) Yes, because like caffeine, nicotine decreases heart rate. B) Yes, because nicotine acts very much like norepinephrine. C) No, because nicotine has a stimulatory effect on heart rate. D) No, because nicotine acts very much like acetylcholine. E) No, because smoking has no physiological effect in general.
True or False? Peyer patches are found in the appendix. Select one:
a. true b. false