The "autotransfusion" at the early stage of shock is due to A: constriction of capacity vessels and organs such as liver and spleen B: increased blood return from the thoroughfare channel C: arteriole constriction D: opening of arteriovenous shunt E: aortic constriction

The "autoinfusion" at the early stage of shock is due to A: constriction of capacity vessels B: increased return of tissue fluid C: constriction of blood storage organs such as liver and spleen D: increased capillary hydrostatic pressure E: microcirculation congestion

In humans, exposure lof the skin to the sunlight is require for _____. A: vatamin-Dsynthesis B: arteriole constriction C: folate production D: thermoregulation

Which of the following is promoted by parasympathetic activity? A: Airway constriction B: Ejaculation 射精 C: Pupillary dilation D: Vasoconstrictor response to hemorrhage E: Secretion of sweat

Which of the following statements is/are correct about vowels? A: Vowels are produced without significant constriction of the air flowing through the mouth. B: There are 28 vowel sounds in English. C: Vowels refer to the sounds in spoken language that are made with no obstruction of air flow in the mouth. D: All vowels are voiced.