Page 3 - 33Elctronic Book (3) Normal Labor

A-Ilium B-Ischium C-Pubis ........................................................... 13
A-Ilium ......................................................................................................................... 13

B-Ischium .................................................................................................................... 13

C-Pubic bones and the symphysis pubis .................................................................. 13

2-Sacrum ..................................................................................................................... 13

The pelvic canal .......................................................................................................... 14
Figure 2 the pelvic canal seen from the side, with the body facing to the left. ........................ 15

Figure 3 the pelvic canal seen from the side, with the body facing to the left. ........................ 17

➢ The size and shape of the pelvis ....................................................................... 17
➢ True pelvis: ........................................................................................................ 18

➢ The pelvic inlet: ................................................................................................. 18

Figure 4 Diameters of the pelvic inlet, viewed from above. ....................................................... 19
➢ The Pelvic Cavity: ............................................................................................. 20

➢ The pelvic outlet: ............................................................................................... 20

Figure 5 Diameters of the pelvic outlet, viewed from below. .................................................... 21
Types of pelvises ......................................................................................................... 22

Figure 6 Types of pelvis ................................................................................................................ 23

Fetal Skull .................................................................................................................... 28
INTRODUCTION ......................................................................................................................... 28

Bones of the Vault: ........................................................................................................................ 28
Sutures ............................................................................................................................................ 29

Fontanelles: .................................................................................................................................... 30
Diameters of the Fetal Head ......................................................................................................... 31

Summary In Study Session 1A&B, you have learned that: ................................... 35

Student activities ......................................................................................................... 36
Normal Labor ............................................................................................................. 39

Learning Outcomes: .......................................................................................... 41

Definition of terms: ....................................................................................................................... 41

Characteristics of normal labor ................................................................................ 41
Factors affecting the progress of labor: ...................................................................................... 42
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