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Quiz 3 practice questions

Terms in this set (41)

What actions are involved in foot supination?
plantarflexion, inversion, and adduction
What actions are in involved in foot pronation?
dorsiflexion, eversion, abduction
An ankle sprain is most common in which triplaner motion of the foot?
supination
Which lateral collateral ligament of the foot is most weak?
Anterior talofibular
What kind of joints are the metatarsal phalangeal joints?
condyloid
Which toe does not have a proximal and distal interphalangeal attachment?
big toe
What are the proximal and distal attachments of the plantar fascia?
proximal: calcaneus
distal: heads of metatarsals
The plantar fascia helps support the bottom of the foot and the ___________ longitudinal arch.
medial
What are the proximal and distal attachments of the long plantar ligament?
proximal: calcaneal tuberosity
distal: bases of metatarsals 2-5
the long plantar ligament supports the __________ longitudinal arch.
lateral
what are the proximal and distal attachments of the short plantar ligament?
proximal: calcaneal tubercle
distal: cuboid
the peroneus longus tendon travels under which ligament?
long plantar ligament
Name all of the bowstring ligaments of the foot.
- plantar fascia
- long plantar ligament
- short plantar ligament
- spring ligament
what are the proximal and distal attachments of the spring ligament?
proximal: sustentaculum tali
distal: plantar surface of navicular
what innervates the dorsum of the foot?
deep peroneal nerve
what innervates the intrinsic muscles on the plantar side of the foot?
lateral or medial plantar nerves
medial & lateral plantar nerves are branches of which nerve?
tibial nerve
what supplies the dorsum of the foot?
dorsalis pedis
what supplies the intrinsic plantar muscles of the foot?
lateral/medial plantar artery
which plantar layer of the foot has an association with the flexor digitorum longus?
2
How many muscles are there on the plantar foot?
10
How many layers of muscles are on the plantar foot?
4
How many muscles are in the first layer of plantar muscles? Which muscles?
3; flexor digitorum brevis, abductor hallucis, abductor digiti minimi
How many muscles are in the second layer of plantar muscles? Which muscles?
2; Quadratus plantae, lumbricals
How many muscles are in the third layer of plantar muscles? Which muscles?
3; flexor digiti minimi brevis, adductor hallucis, flexor hallucis brevis
How many muscles are in the fourth layer of plantar muscles? Which muscles?
2; plantar and dorsal interosseus muscles
Which muscle is not in the first layer of plantar muscles
1. flexor digitorum brevis
2. quadratus plantae
3. abductor hallucis
quadratus plantae
which layer of plantar muscles all originate from the calcaneal tuberosity?
1
what is the function of the quadratus plantae?
Assists FDL in flexing toes (adjusts FDL line of action)
What is the action of the lumbricals?
extend IP, flex MTP
dorsal interossei function is to ____________ toes, while plantar interossei function is to _________ toes.
abduct, adduct
If a patient struggles with knee extension but can do hip flexion easily, which single spinal nerve is probably damaged?
L3
If a patient is not able to extend their great toe and has slight trouble with ankle dorsiflexion, which muscle is probably damaged and what spinal nerves are associated with this damage?
extensor hallucis longus; L4 and L5
the joint between the clavicle and the manubrium is classified as what kind of joint?
saddle
together, the conoid and trapezoid ligaments make the _____________ ligament
coracoclavicular
If a patient suffers a shoulder tip injury, the force transmits to what part of the body?
center of the body, specifically clavicle
the clavicle provides a linkage motion for which 2 bones that attach to it?
scapula, humerus
the glenoid cavity articulates with the _____________
humerus
the scapular plane is approximately _______ degrees anterior to the frontal plane
35
during shoulder abduction, why can you not go past 180 degrees?
the humerus moves anteriorly; stopped from further abduction by the acromion.
If a patient were to have a displacement fracture on the surgical neck of the humerus, which vessels and nerves could be damaged?
axillary nerve and humeral circumflex arteries
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