Lab Practical 3 Flashcards
what is the action of the diaphragm
enlarges thorax by depressing floor of thoracic cavity during inhalation
what is the action of the external intercostals
elevates ribs during inhalation
what is the action of the external oblique
compresses abdomen
what is the action of the iliocostalis (lateral) group
extends neck
what is the action of the internal intercostals
depresses the ribs during exhalation
what is the action of the internal oblique
compresses abdomen
what is the action of the longissimus (intermediate) group
extends neck
what is the action of the psoas major
flexes trunk
what is the action of the rectus abdominis
compresses abdomen
what is the action of the spinalis (medial) group
extends trunk
what is the action of the transverse abdominis
compresses abdomen
what is the action of the adductor group
flexes thigh
what is the action of the biceps femoris
extend thigh
what is the action of the gluteus maximus
extends thigh at hip
what is the action of the gluteus medius
abducts thigh
what is the action of the gluteus minimus
abducts thigh
what is the action of the gracilis
adducts thigh
what is the action of the iliacus
flexes thigh
what is the action of the psoas major
flexes thigh
what is the action of the rectus femoris
flexes thigh
what is the action of the sartorius
flexes thigh
what is the action of the semimembranosus
extends thigh
what is the action of the semitendinosus
extends thigh
what is the action of the tensor fasciae latae
flexes thigh
what is the action of the biceps femoris
flexes lower leg
what is the action of the fibularis group
dorsiflexes
what is the action of the gastrocnemius
flexes the lower leg
what is the action of the gracilis
flexes lower leg
what is the action of the rectus femoris
extends lower leg
what is the action of the sartorius
flexes lower leg
what is the action of the semimembranosus
flexes lower leg
what is the action of the semitendinosus
flexes lower leg
what is the action of the soleus
plantar flexes foot
what is the action of the tibialis anterior
dorsiflexes
what is the action of the vastus intermedius
extends lower leg
what is the action of the vastus medialis
extends lower leg
what is the action of the vastus lateralis
extends lower leg
what is the origin of the diaphragm
xiphoid process, ribs 7-12, lumbar vertebrae
what is the origin of the external intercostals
inferior border of the ribs
what is the origin of the external oblique
lower 8 ribs
what is the origin of the iliocostalis (lateral) group
iliac crest, all ribs
what is the origin of the internal intercostals
superior border of the ribs
what is the origin of the internal oblique
iliac crest
what is the origin of the longissimus (intermediate) group
transverse processes T and L vertebrae