BIO 150 Unit K

Descending the stairs and standing on the right leg as the left leg begins to step down, the right quadriceps muscles are performing which type of muscle contraction?

Eccentric

To fully stretch the hamstrings, you should do which of the following motions?

Extend the knee and flex the hip

The quadriceps muscles are all innervated by which of the following nerves?

Femoral nerve

Which muscle has its origin at the medial and lateral condyles of the femur and its insertion at the posterior calcaneus?

Gastrocnemius

right gluteus medius

In stance, if a patient lifts his left foot off the ground and the left hip drops, which hip abductors need strengthening? a.) left piriformis b.) right adductor magnus c.) right gluteus medius d.) left TFL

Which muscle is responsible for "unlocking" the knee?

Popliteus

Which muscle has its origin at the anterior inferior iliac spine and its insertion at the tibial tuberosity?

Rectus femoris

Which muscles are prime movers in knee extension?

Rectus femoris, vastus medialis, vastus lateralis

hip adduction and extension

The BEST position to stretch the tensor fascia latae muscle is which of the following?

lesser trochanter

The bony landmark of the femur located medially and posteriorly on the proximal end is called the

medial rotation

The gluteus minimus is a prime mover in which hip motion? a.) adduction b.) lateral rotation c.) flexion d.) medial rotation

ligamentum teres

The ligament at the hip that lies within the capsule and contributes to the blood supply to the femoral head is called the a.) pubofemoral ligament b.) inguinal ligament c.) acetabular ligament d.) ligamentum teres

iliopsoas

The muscle that originates on the iliac fossa and lateral surfaces of T12 through L5 and inserts on the lesser trochanter is the

combined hip adduction and flexion

The pectineus is a prime mover in which hip motion?

flexion, abduction, and lateral rotation

The sartorius functions in a combination of which hip motions? a.) extension, abduction. and lateral rotation b.) flexion, abduction, and lateral rotation c.) flexion, abduction, and lateral rotation d.) extension, adduction, and medial rotation

gluteus maximus

Trauma to the femoral nerve could impair any of the following muscles EXCEPT the a.) gluteus maximus b.) rectus femoris c.) sartorius d.) pectineus

Which muscle has its origin at the linea aspera, runs lateral at the thigh, and has its insertion at the tibial tuberosity via the patellar tendon?

Vastus lateralis

Which muscle has its origin at the linea aspera, runs medially, and inserts at the tibial tuberosity?

Vastus medialis

crossing their legs

Which activity would you expect your patient to have the most difficulty with if they had a traumatic injury to obturator nerve? a.) stepping out of their car b.) flexing their knee and hip c.) crossing their legs d.) straightening their knee

semitendinosus

Which muscle has its distal attachment on the pes anserine with the gracilis and the sartorius? a.) semimembranosus b.) TFL c.) adductor magnus d.) semitendinosus

vastus lateralis

Which muscle has its origin at the linea aspera, runs lateral at the thigh, and has its insertion at the tibial tuberosity via the patellar tendon? a.) vastus medialis b.) TFL c.) adductor magnus d.) vastus lateralis

biceps femoris

Which muscle is NOT a prime mover in hip flexion? a.) iliopsoas b.) biceps femoris c.) rectus femoris d.) tensor fascia latae

adductor magnus

Which muscle originates on the ischium and pubis and inserts on the entire linea aspera and adductor tubercle?

gluteus maximus

Which muscle originates on the posterior sacrum and ilium and inserts just distal to the greater trochanter?

gracilis

Which muscle originates on the pubis and inserts on the medial proximal tibia?

standing lunges

Which of the following will most effectively work the hip extensors in a closed chain manner? a.) supine, flex hip b.) prone, extend hip and knee extended c.) prone, extend hip with knee flexed d.) standing lunges

gluteus maximus

Which one-joint muscle extends the hip?

quad and hip extensors eccentrically

You ask your 87 year old arthritic patient is to step back until she feels the chair, reach for the armrests and sit very slowly so as not to injure her sacrum and lumbar spine and hips. What muscles would you be working and in what manner? a.) Hip extensors and hip flexors isometrically. b.) hip flexors and hamstrings concentrically c.) hip abductors and rotators concentrically d.) quad and hip extensors eccentrically

gluteus minimus

Your patient has been in bed for months and has developed lateral hip rotator contractures. The muscles you need to strengthen to improve hip alignment is the

rectus femoris

Your patient has had a crush injury to the sciatic nerve. You would expect to see weakness in any of the following muscles that are innervated by this nerve EXCEPT the a.) rectus femoris b.) biceps femoris c.) semitendinosus d.) semimembranosus

right rectus femoris

Your patient is having (R) hip/knee pain. Your therapist recommended you do stretching exercises emphasizing combined hip extension+knee flexion to pain tolerance. Which muscle should you document in the SOAP note that you spent time stretching. a.) right iliopsoas b.) right gluteus maximus c.) right rectus femoris d.) right biceps femoris

The bony region of the tibia that comprises the proximal medial anterior surface is called the

pes anserine.

Prime movers of knee flexion include all of the following EXCEPT the

semitendinosus. soleus(answer) short head of biceps femoris. gastrocnemius

The knee extensor that is located deep to the rectus femoris is the

vastus intermedialis.

Iliotibial band syndrome

A hip joint pathology characterized by lateral knee pain, often due to poor footwear or running on uneven surfaces, is which of the following? a.) trochanteric bursitis b.) iliotibial band syndrome c.) hamstring strain d) hip pointer

gluteus medius & TFL-ITB.

A person who has had a hip replacement surgery will have a surgical incision on the lateral surface of the hip. The hip muscle group most likely to need strengthening after this procedure is the

short head of biceps femoris

All of the hamstring muscles are innervated by the sciatic nerve EXCEPT the a.) short head of biceps femoris b.) semitendinosus c.) semimembranosus d.) long head of biceps femoris