Anatomy Module Quiz Questions

Question 1

What muscle divides the Axillary after into three parts

Answer 1

Pectoralis minor

Question 2

Mid shaft fractures of the humerus may damage which artery

Answer 2

Deep brachial artery

Question 3

What is the Innervation of the pectoralis major muscle

Answer 3

Medial and lateral pectoral nerves

Question 4

Which superficial vein courses through the deltopectoral groove

Answer 4

Cephalic vein

Question 5

The circumflex scapular artery branches from which part of the Axillary artery

Answer 5

Third part

Question 6

What nerve is vulnerable to stab wounds and injury during a mastectomy

Answer 6

Long thoracic nerve

Question 7

What part of the breast extends into the axilla

Answer 7

Tail

Question 8

Injury to the nerve supplying the serratus anterior results in…

Answer 8

Winged scapula

Question 9

What is visible in the triangular interval

Answer 9

Radial nerve and deep brachial artery

Question 10

What are the boundaries on the quadrangular space

Answer 10

Teres minor, teres major, long head of triceps, surgical neck of humerus

Question 11

What passes through the triangular space

Answer 11

Circumflex scapular artery

Question 12

What are the boundaries of the triangle of auscultation

Answer 12

Latissimus dorsi, trapezius, rhomboid major/scapula

Question 13

What is the Innervation of the teres major

Answer 13

Lower subscapular nerve

Question 14

What is the Innervation of the latissimus dorsi

Answer 14

Thoracodorsal nerve

Question 15

T/F The suprascapular artery and nerve pass under the superior transverse scapular ligament

Answer 15

Fall, artery goes over and the nerve goes under the ligament

Question 16

What is the most common torn rotator cuff muscle

Answer 16

Supraspinatus

Question 17

A patient presents to the emergency department for a laceration on the lateral aspect of their posterior wrist. All movements at the wrist joint and all movements of the fingers are unaffected, and she states that she cannot feel the back of her hand. Which nerve was likely injured?

Answer 17

Superficial radial nerve

Question 18

What two structures are at risk of being injured with a mid shaft humerus fracture?

Answer 18

Radial nerve and deep brachial artery

Question 19

What muscles attach to the extensor expansion

Answer 19

Extensor digitorum, extensor digiti minimi, and extensor indicis

Question 20

What three muscles comprise the borders of the anatomical snuff box

Answer 20

Abductor pollicis longus, extensor pollicis brevis, extensor pollicis longus

Question 21

A 25-year-old medical student presents to the clinic after sustaining a fall while playing soccer. On physical examination, the patient has difficulty extending the leg at the knee and experiences weakness when attempting to flex the hip.
Injury to which muscle group is most likely responsible for these deficits, and what is the primary function of this group?

Answer 21

Anterior compartment of the thigh; extension of the knee and flexion of the hip

Question 22

A 68-year-old woman presents to the emergency department with a painful bulge in her right groin that has worsened over the past two days. She reports nausea and vomiting but denies any prior similar episodes. On physical examination, a tender, firm mass is palpated inferior to the inguinal ligament and medial to the femoral pulse. Bowel sounds are absent over the mass.
Which of the following best describes the anatomical location of this hernia and its boundaries within the femoral triangle?

Answer 22

Within the femoral canal

Question 23

The adductor canal is located deep to which muscle

Answer 23

Sartorius

Question 24

True or false, tapping the patellar tendon stimulates the patellar reflex and tests the function of the femoral nerve and spinal cord segments L1-L4

Answer 24

False

Question 25

A 45-year-old man presents to the clinic with difficulty walking and pain in his inner thigh after a pelvic fracture. On physical examination, he has weakness in thigh adduction but intact hip flexion and knee extension. Sensory testing reveals decreased sensation over the medial thigh. Which nerve is most likely injured?

Answer 25

Obturator nerve

Question 26

Which superficial vein is sometimes used as a point of entrance for cannulation to provide a patient with prolonged administration of drugs, blood, or electrolytes

Answer 26

Great saphenous vein

Question 27

The iliotibial tract is a thickening of what tissue layer in the thigh region

Answer 27

Fascia lata (deep fascia)

Question 28

A 24-year-old medical student is practicing intramuscular injection techniques under the supervision of a clinical instructor. The student is asked to demonstrate proper placement of an intragluteal injection. The student identifies the posterior superior iliac spine and the greater trochanter as landmarks and proceeds to divide the buttock into quadrants. The instructor stops the student just before administering the injection and asks them to explain why the chosen site minimizes complications. Which of the following is the correct location for intragluteal injections, and why is it preferred?

Answer 28

Upper outer quadrant to avoid injury to the sciatic nerve

Question 29

What 4 muscles originate from the ischial tuberosity

Answer 29

Semitendinosus, semimebranosus, long head of biceps femoris, adductor magnus

Question 30

The tendon of which muscle joins those of gracilis and sartorius muscles to help form the pes anserinus along the proximal tibia

Answer 30

Semitendinosus

Question 31

The sciatic nerves exit the greater sciatic foramen by passing immediately inferior to what muscle

Answer 31

Piriformis

Question 32

What nerve innervates the gluteus maximus muscle

Answer 32

Inferior gluteal nerve

Question 33

A 52-year-old man presents to the emergency department with severe pain and pallor in his right lower leg after a fall from a ladder. On examination, there are weak pulses in the foot and near the ankle on the affected side. His right knee is swollen and tender, and he is unable to fully extend it. Imaging reveals a posterior knee dislocation. Which of the structures lies immediately posterior to the knee joint in the popliteal fossa and was likely injured?

Answer 33

Popliteal artery

Question 34

A 32-year-old female runner presents to the clinic with pain and swelling in the anterior aspect of her lower leg. She reports that the discomfort started gradually after increasing her weekly running distance. On examination, she has tenderness over the anterior compartment of the leg, particularly around the upper shin. She also complains of weakness when attempting to dorsiflex her foot. Which of the following muscles is most likely weakened in this patient?

Answer 34

Tibialis anterior

Question 35

Which of the following nerves is responsible for innervating the skin of the web between digits 1 and 2 on the foot?

Answer 35

Deep fibular

Question 36

Which of the following muscles attaches to the medial cuneiform and first metatarsal?

Answer 36

Fibularis longus

Question 37

Dorsalis pedis artery is a direct continuation of which of the following arteries?

Answer 37

Anterior tibial

Question 38

A 25-year-old male presents to the clinic with complaints of calf pain and difficulty plantarflexing his foot. He reports that he has been running long distances for the past few months in preparation for a marathon. On physical examination, he is unable to stand on his tiptoes or push off the ground with his foot. His posterior leg is tender to palpation, and there is mild swelling over the mid-calf. Based on the symptoms described, which tendon is most likely to be involved in this patient's condition?

Answer 38

Calcaneal tendon