5.氟在牛隻經口投予之最大安全劑量為每公斤體重多少mg？
(A)1
(B)3
(C)5
(D)10

答案：登入後查看
統計： A(321), B(196), C(178), D(52), E(0) #856545

詳解 (共 2 筆)

#2905888
這題讓我想到一個問題：動物缺F的情況多嗎...
(共 114 字，隱藏中）
前往觀看
24
0
#3746697

An intake of 1 mg/kg body weight is the maximum safe limit for ruminants. An intake of 2mg/kg body weight produces clinical signs after continued ingestion.

http://www.veterinaryworld.org/Vol.3/November/Fluorosis%20in%20Cattle.pdf

6
0