Random things MSK

Question 1

Gluteus medius, gluteus minimus, and tensor fascia lata ms. _______ rotate the thigh

Answer 1

medially

Question 2

stance phase

Answer 2

medially rotate

Question 3

swing phase

Answer 3

laterally rotate

Question 4

Which small lateral rotator is least effective abductor when thigh is flexed?

Answer 4

Quadratus femoris m.

Question 5

Articularis genu m. function

Answer 5

pulls suprapatellar bursae superiorly during knee extension

Question 6

Which muscles insert on Pes Anserinus/which compartments/what are their innervations

Answer 6

Sartorius m./anterior compartment/ femoral N.
Gracilis m./medial compartment/obturator N.
Semitendinosus m./posterior compartment/sciatic N.

Question 7

what separates the fibular collateral ligament from the lateral meniscus?

Answer 7

popliteus tendon

Question 8

oblique popliteal ligament arises from

Answer 8

tendon of semimembranosus m.

Question 9

unhappy triad

Answer 9

anterior cruciate L., tibial collateral L., lateral meniscus

Question 10

deltoid ligament is made up of

Answer 10

anterior tibiotalar L.
posterior tibiotalar L.
tibionavicular L.
tibiocalcaneal L.

Question 11

which ligament goes first in inversion ankle sprain

Answer 11

anterior talofibular L.

Question 12

high ankle sprain ligaments?

Answer 12

posterior tibiofibular L.

anterior tibiofibular L.

Question 13

where is the foot amputated?

Answer 13

transverse tarsal joint (talonavicular joint and calcaneocuboid joint)

Question 14

fibrous joint

Answer 14

bones are held together by dense regular CT

Question 15

cartilaginous joint

Answer 15

bones are joined by cartilage

Question 16

synovial joint

Answer 16

has fluid-filled synovial cavity, bones enclosed with capsule, joined by various ligaments

Question 17

syndesmosis

Answer 17

fibrous joint (interosseous membrane)

Question 18

two types of cartilaginous joints

Answer 18

synchondrosis: hyaline between bones (epiphyseal plates)
symphysis: fibrocartilage between bones (pubic sympysis, IV disks)

Question 19

first-class lever

Answer 19

fulcrum in the middle (scissors, neck movement)

Question 20

second-class lever

Answer 20

load in the middle (wheelbarrow, toe raises)

Question 21

third-class lever

Answer 21

effort is in the middle (biceps brachii, biceps femoris)

Question 22

change efficiency by

Answer 22

changing difference between load and effort (move closer to make more efficient, but slower)