Answer to Question 1
1,2,4
Rationale: Fear and anxiety increase the time it takes to deliver, increase the pain experienced with each contraction, and decrease the effectiveness of contraction. Fear and anxiety do not increase the risk of pre-eclampsia or increase fetal heart rate.
Answer to Question 2
3
Rationale: The P wave is an indication of atrial contraction, and absence of this wave would mean that either the atria are not contracting or they are fibrillating, and the fibrillation wave is so small as to not be seen on that particular lead. The QRS reflects ventricular contraction.