Appendicular skeleton Flashcards
how many bones are in the appendicular system
126
what are the main pars of the appendicular skeleton
pectoral girdles
upper limbs
pelvic gridles
lower limbs
What is the function of the pectoral girdle
connects each arm to the body
movement position of the shoulder joint
Each pectoral girdle consist of
one clavicle and one scapula
The pelvic gridle consist of
two hip bones also called coxal or pelvic bones
List the three fused bones that make up the pelvic girdle
llium
lschium
pubis
What are the functions of the lower limbs
weight bearing and movements
What are the bones of the lower limbs
femur
patella
tibia and fibula
tarsal bones
metatarsals
phalanges
Which bone is the longest and heaviest
femur
How many bones make up metatarsals
5
how many phalanges
14
how many tarsal bones
7
What are the types of arches of the foot
longitudinal arch
transverse arch
What can skeleton features reveal
muscle strength and mass
medical history
sex and age
body size
what happenings to the female pelvis during childbearing
hormone relaxin is produced during pregnancy which increases the size of the pelvis and loosen pubic symphysis and Sacro-lilac ligaments
