Vitamin B12 is necessary for many metabolic processes. Which of the following conditions will not cause deficiency ()
A. Total gastrectomy
B. Autoimmune destruction of gastric parietal cells
C. Gastric acid deficiency caused by chronic gastritis
D. Surgical resection of jejunum
E. Surgical resection of ileum
查看答案
A 35-year-old man has a vital capacity of 5 L, a tidal volume of 0.5 L, an inspiratory capacity of 3.5 L, and a functional residual capacity of 2.5 L. What is his expiratory reserve volume?
A. 4.5L
B. 3.0L
C. 2.5L
D. 2.0L
E. 1.5L
The wrong description about neuroregulation of urine formation is that ()
A. the renal innervation is controlled by sympathetic nerves
B. the transmitter is E
C. NE acts on α receppor and afferent arterioles contract, so GFR↓
D. NE acts on β receppor in juxtaglomerular cells, so renin increase
E. reabsorption of NaCl and water in the proximal tubules and loop of Henle increase
The wrong description about neuroregulation of urine formation is that ()
A. the renal innervation is controlled by sympathetic nerves
B. the transmitter is E
C. NE acts on α receppor and afferent arterioles contract, so GFR↓
D. NE acts on β receppor in juxtaglomerular cells, so renin↑
E. reabsorption of NaCl and water in the proximal tubules and loop of Henle increase
The wrong description about neuroregulation of urine formation is that ()
A. the renal innervation is controlled by sympathetic nerves
B. the transmitter is E
C. NE acts on α receppor and afferent arterioles contract, so GFR↓
D. NE acts on β receppor in juxtaglomerular cells, so renin↑
E. reabsorption of NaCl and water in the proximal tubules and loop of Henle increase Ⅱ、Explain the terms (2 marks each, 10 marks)
微信支付 
支付宝支付