Ch 7 pT 4 Flashcards
inter osseous membrane
Holds the bones together, but allows flexibility, made of connective tissue
Metacarpus
Palm- 5 bones
Phalanges
14 in each hand. each finger has 3 phalanx distal, middle and proximal. the thumb has no middle phalanx
Pelvic girdle
Os coxae, each side; each coxae made of 3 fused bones, solid.
Ilium
Flared part of pubic bone
pubis
or pubic bone
Ischium
lowest part of pelvis, what you sit on
landmarks for giving injections
Iliac crest and anterior superior spine
Sacroiliac joint
joins the sacrum to the ilium. When you are pregnant, the hormones loosen the oscoxic and the pubic symphysis
bony pelvis bones
3; coxal bones (3 fused bones), sacrum and the coccyx
What does the sacrum articulate with?
The articular surface of the ilium
where do the pubis bones join?
at the pubic symphysis joint
What defines the birth canal?
the true pelvis, inferior to the pelvic brim
female pelvis
tilted forward, adapted to childbearing, broad, shallow, pubic angle lightweight, 80-90◦
Male pelvis
tilted less, heavier bones, pubic arch is longer and closer, pubic angle is 50-60◦
Acetabulum
vinegar cup” or the hip socket
Ischial spine
Important in childbirth, you can tell how far apart they are and how much room you have
Obturator foramen
largest foramen in entire skeleton; nothing goes through it
The lower limbs
carries the entire weight of the erect body; made of thigh, leg, and foot
Femur
largest and strongest bone of the body
