CRASH COURSE - Leg Muscles Flashcards
1
Q
how many muscles are in the anterior thigh?
A
8
2
Q
what are the 8 muscles in the anterior thigh?
* 3 act on hip
* 3 act on knee
* 2 act on hip and knee
A
hip:
* psoas major
* iliacus
* pectineus
knee:
* vastus medialis
* vastus intermedius
* vastus lateralis
knee and hip:
* sartorius
* rectus femoris
3
Q
label the anterior thigh muscles
A
4
Q
list the muscles of the medial thigh
A
adductors:
* adductor longus
* adductor brevis
* adductor magnus
- gracilis
- obturator externus
- pectineus
5
Q
label the medial thigh
A
6
Q
label the posterior thigh
A
7
Q
list the 4 muscles of the posterior thigh
A
- semitendinosus
- semimembranous
- long head of biceps femoris
- short head of biceps femoris
8
Q
what is the common origin of the posterior thigh muscles
A
ischial tuberosity
9
Q
what is the difference between the long head of the biceps femoris and the short head of the biceps femoris?
A
long head - acts on knee and hip
short head - acts on knee only
