Lesson 6A (Part 2) Flashcards
(29 cards)
Where do the pubis bones meet?
Symphysis pubis
Pubic tubercle
Small projection lateral to the body
Where do the superior pubic ramus extend?
Laterally from the pubic tubercle to ilium
What forms the pectineal line?
Sharp superior margin of pubic ramus
What continues with the superior pubic ramus?
The arcuate line
- pelvic brim
Where does the inferior pubic ramus extend?
Inferiorly from the body to connect with the ischium
What do 2 inferior pubic ramus create?
A pubic arch
What is the pubic angle in males?
< 70 deg
What is the pubic angle in females?
> 80 deg
What is the inferior ramus dependant on?
Whether you are male or female
- helps determine the angle
What meets to create the ischiopubic ramus? (2)
- Ramus of the ischium
2. Ischium of the pubis
Ischial tuberosity
Bulky, rough surface that is posterioferior border of the ischium
Ischial spine
Superior border of the lesser sciatic notch and inferior border of the greater sciatic notch
What are ischium bones more commonly known as?
Sitting bones
Sacrum
5 fused distal segments of the vertebral spine
Where is the sacrum located?
Posterior midline border of the pelvic spine
What kind of tilt is the sacrum on?
Posterior tilt
How is the concave of the sacrum positioned?
Anteriorly concave
What does the sacrum support?
The pelvic viscera
How is the weight transferred in your lower body?
Sacrum –> hip bones –> legs
What does the sacral promontory mark?
The posterior portion of the pelvic inlet/brim
Sacral foramina
Anterior and posterior bilateral columns
What are the sacral foramina used for?
Nerve passages
What forms the median crest?
Fused spinous processes
