Pre-course quiz Flashcards
What is the innervation of the pectoralis major?
a. C3-6
b. C4-6
c. C5-T1
d. C7-T1
c. C5-T1
Name the borders and the floor of the femoral triangle
a. Adductor magnus, inguinal ligament, femoral artery
b. Adductor longus, sartorious, inguinal ligament, pectineus
c. Rectus femoris, adductor longus, psoas
d. Rectus femoris, adductor magnus, rectus abdominus, petineus
b. Adductor longus, sartorious, inguinal ligament, pectineus
T/F Short head of the biceps femoris is a two joint muscle.
False
Name three muscles that originate on the axial skeleton and insert on the appendicular skeleton.
Latissimus, pectoralis, gluteus maximus, psoas, iliacus, piriformis, serratus anterior, internal and external obliques, serratus posterior superior and inferior, quadratus longus, SCM, upper/mid/lower trapezius, rhomboid
This muscle functions as the anterior stabilizer of the lumbar spine.
Iliopsoas
What is the innervation of brachioradialus?
C5-6, radial nerve
Name three contents of the adductor canal.
femoral artery, femoral vein, branches of femoral nerve (saphenous and nerve to vastus medialis)
The most inferior attachment of the trapezius is:
a. The spinous process of C7
b. The transverse process of C7
c. The spine of the scapula
d. The spinous process of T12
d. The spinous process of T12
What is the origin of the latissimus dorsi?
Spinous processes of T7-T12, thoracolumbar fascia, lower 4 ribs, posterior iliac crest, inferior angle of scapula.
What level in the cervical spine does not have a deep layer of multifidus?
C2
T/F The trapezius has a sensory innervation from the spinal accessary nerve.
False
anterior rami of C3 + C4
The adductor canal is a tunnel that courses through the mid thigh. What three muscles border this canal before it terminates at the adductor hiatus?
Sartorius (anteriorly) Vastus medialis (laterally) Adductor longus (posteromedially)
Which nerve bifurcates near the proximal 1/3 of pronator teres?
Median
If your patient is lying prone, the posterior tibial nerve lies superficial to the _________________muscle as it passes mid-shank of the lower leg.
Posterior tibialis
This muscle lies medial to the semimembranosus.
adductor magnus
The borders of the inferior lumbar triangle, or Petit’s Triangle, are represented by the following structures:
c. Latissimus dorsi
External obliques
Iliac crest
The sciatic nerve exits the pelvic through the greater sciatic notch, and travels distally to the thigh
medial/lateral (circle one)
to the ischial tuberosity?
Lateral
This muscle is innervated by C5/6 musculocutaneus nerve.
Brachialis
Loss of suprascapular nerve would most likely result in which of the following?
a. sensation loss over the lateral shoulder
b. sensation loss over clavicle
c. motor loss of external rotation
d. motor loss of internal rotation
c. motor loss of external rotation
(supraspinatus and infraspinatus)
What muscle has action properties similar to the hamstring group:
Gastrocnemius
Gluteus maximus
Adductor magnus
If an archer were to shoot an arrow to the left shoulder of someone facing away from them, what is the first muscular structure the arrow would pass through on its way to the bony landmark of the suprascapular fossa?
Trapezius
T/F The greater occipital nerve provides a motor contribution to the temporalis muscle.
False
The the greater occipital nerve provides sensory contribution to scalp, over ear, and over parotid glands
A weakness of hip abduction and plantar flexion would most likely involve which of the following:
a. femoral nerve
b. sciatic nerve
c. L5
d. S1
e. superior gluteal nerve
d. S1
Radicular pain can be defined as what?
a. sciatic referral pain
b. sharp lancinating pain with distinct presentation and possible associated myotomal deficiency
c. dull, diffuse numbness and tingling into the extremity
d. glove/sock or global loss of sensation into the hand or foot
b. sharp lancinating pain with distinct presentation and possible associated myotomal deficiency
What spinal segments would you evaluate if the neural communication to gluteus medius is compromised?
L4, L5. S1
The spinal accessory nerve passes through which sub-occipital muscle?
superior obliquus capitus
The orientation of the facets in the lumbar spine direct movement into which plane?
Sagittal
What nerve innervates the facet joint a L3
the medial branch of Dorsal rami at L3
Which neural branch that is present at the elbow does not have a motor contribution in the hand?
Radial
The diagnosis of carpal tunnel syndrome must include motor loss in which nerve distribution?
Median
Pectineus lies medial/lateral to the femoral artery in the femoral triangle?
Medial to
This region in the brain receives all sensory input with the exception of olfaction.
Thalumus
The multifidus muscle has a primary role of stabilizing throughout the spine. What two other actions it performs?
Extension
Contralateral rotation
T/F Pain signal from nociceptors are carried to higher centers for cortical processing via the spinothalamic tract.
True
How many segments make up the lateral pectoral nerve?
4
T/F Gluteus minimus lies superior on the ilia and superficial to gluteus medius.
False
This muscle is the primary contributor to hip flexion and medial rotation of the extended femur.
Iliacus
The spinous process at C5 is longer/shorter than the spinous process of C7. Therefore, if one were measuring the depth to reach the bony lamina of C5 from the posterior aspect of the neck, it shoulder be greater/lesser than the depth to reach the bony lamina of C7.
Shorter
Lesser
T/F The superficial fibular nerve is comprised of L4-S2.
True
The actions of adduction, extension, and medial rotation of the humerus describe which muscle?
a. infraspinatus
b. supraspinatus
c. latissimus dorsi
d. none of the above
c. latissimus dorsi
This muscle acts as a primary stabilizer for the heel.
Posterior tibialis
This muscle is innervated by L4-5, S1. (picture)
Gluteus minimus
The following muscles share an attachment to the thoracolumbar fascia.
a. psoas
b. gluteus maximus
c. latissimus dorsi
d. internal obliques
e. b,c, and d
e. b,c, and d
Your patient arrives with numbness and tingling in an exact median nerve distribution. You have already examined anterior and middle scalenes, 1st rib, clavicular mobility, and pectoralis major. List 3 addtional muscles that you might examine due to their interface with the median nerve prior to is entrance into the carpal tunnel.
Coracobrachialis
Pronator teres
Flexor digitorum superficialis
What spinal segments make up the superior gluteal nerve?
L 4-5,S1
T/F Infraspinatus, while assisting in external rotation, also acts as a stabilizer of the glenohumeral joint.
True
Which muscle(s) attach to the coracoid process?
a. pectoralis major
b. pectoralis minor
c. short head of the biceps
d. b and c
d. b and c
pectoralis major
short head of the biceps
These spinal segments make up the obturator nerve.
a. L1-3
b. L1-4
c. L2-4
d. L2-5
c. L2-4
The lung field can extend as far as what region , distally?
a. T12
b. T1
c. L1
d. L2
d. L2
The C5 cervical multifidus originates on which of the following?
a. The transverse process of C6
b. The transverse process of C5
c. The vertebral body of C5 and C6
d. The articular pillar of C5 and C6
d. The articular pillar of C5 and C6
The long head of the triceps brachii is situated anterior/posterior to the teres minor muscle and anterior/posterior to the teres major muscle from the anatomical position.
The long head of triceps brachii lies
anterior to teres minor
posterior to teres major
in the anatomical position.
This posterior chain muscle, _____________, is a single joint knee flexor.
biceps femoris
The quadrangular space of the shoulder houses the axillary nerve and the posterior humeral circumflex artery. Traumatic lesions of the muscles that border this space can result in axillary compression and nerve related deltoid weakness. Name the borders of the space.
Superior: teres minor, subscapularis
Inferior: teres major
Medial: long head of triceps
Lateral: neck of humerus
Which of the following provides the most power for hip external rotation?
a. gluteus medius
b. piriformis
c. Quadratus femoris
d. Gluteus maximus
d. Gluteus maximus
The ___________ muscle forms the roof over the femoral nerve, artery, and vein bundle as it exits the femoral triangle moves distally to the adductor hiatus.
a. rectus femoris
b. sartorius
c. adductor longus
d. psoas
b. sartorius
The external occipital protuberance is situated in the transverse plan along with the superior/inferior nuchal line.
Superior
T/F The golgi tendon organs communicate with the central nervous system via alpha motor neurons.
False
An arrow piercing the midline of the plantar surface of the foot would pass through this muscle before reaching quadratus plantae.
Flexor digitorum brevis
This muscle in the palmer surface of the hand has an oblique and transverse head.
adductor pollicus
T/F This structure is comprised exclusively of components of L5-S1 nerves.
Inferior gluteal nerve (L5-S1)
This muscle can abduct, medially rotate, and flex the hip, as well as weakly extend the knee.
a. gluteus medius
b. vastus medialis
c. tensor fascia latae
d. rectus femoris
c. tensor fascia latae
The following muscle(s) assist in medial rotation of the femur
a. adductor longus
b. adducor magnus
c. short head of biceps femoris
d. none of the above
e. A and b
a and b: adductor longus
adductor magnus
The axillary nerve innervates which of the following?
a. supraspinatus
b. infraspinatus
c. deltoid
d. latissimus dorsi
c. deltoid
Tensor fascia latae muscle has the same innervation as ….
a. rectus femoris
b. sartorius
c. gluteus medius
d. piriformis
c. gluteus medius
What is the primary spinal level of innervation of
upper trapezius?
C 3-4
What is the primary spinal level of innervation of
tensor fascia latae?
L4-S1
What is the primary spinal level of innervation of pectoralis major (clavicular head)?
C5-6
What is the primary spinal level of innervation of
suppinator?
C6-7
What is the primary spinal level of innervation of
latissimus dorsi
C6-8
What is the primary spinal level of innervation of
piriformis?
L5-S2
What is the primary spinal level of innervation of
rectus femoris?
L2-4
What is the primary spinal level of innervation of adductor magnus (hamstring portion)?
L4-S3