A.1~30MHz B.30~300MHz C.300~3000MHz D.3000~30000MHz E.以上皆不對(duì)
A.循環(huán)血量 B.心輸出量 C.阻力血管的口徑 D.血液黏滯度 E.血管長(zhǎng)度
A.相對(duì)不應(yīng)期-絕對(duì)不應(yīng)期-超常期-低常期 B.絕對(duì)不應(yīng)期-相對(duì)不應(yīng)期-低常期一超常期 C.絕對(duì)不應(yīng)期-低常期-相對(duì)不應(yīng)期-超常期 D.絕對(duì)不應(yīng)期-相對(duì)不應(yīng)期-超常期-低常期 E.絕對(duì)不應(yīng)期-超常期-低常期-相對(duì)不應(yīng)期