How do environmental factors affect male fertility（）
Acting on testicles
B. Acting on epididymis
C. Acting on interstitial cells
D. Acting on mature sperm
查看答案
The time for the female basal sex hormones test is（）
A. 2-5 day of menstruation
B. 3-7 days after menstruation
C. Any day of the menstrual cycle
D. Middle menstruation
What are the factors that affect fertility in the environment（）
A. Environmental endocrine disruptors
B. Organic pollutants
C. Social environment
D. Physical factors
Assisted reproductive technology mainly includes（）
A. Intracytoplasmic sperm injection （ICSI）
B. In vitro fertilization and embryo transfer （IVF-ET）
C. Preimplantation genetic testing （PGT）
D. Laparoscopy
Which of the following statement is false according to the bone-length proportional measurement（）
Anterior hairline→ Posterior hairline: 12 cun
Between the two nipples: 8 cun
C. Popliteal transverse crease → Tip of lateral malleolus: 13 cun
D. Between the two medial borders of the scapula: 6 cun
微信支付 
支付宝支付