Arthrology, myology - Part 2(a)- PMU

A saphenous vein cut-down is a procedure used to locate the great saphenous vein at the ankle. To find this vein, the skin would be incised

A patient with a diabetic ulcer in the anterior mid-line of the ankle region experienced loss of cutaneous sensation on the dorsal surface of the foot. Which nerve was most likely damaged?

A 50-year-old female patient has large varicose veins located primarily on the posterior aspect of her calf. These veins are most likely direct tributaries to the:

The distal part of the lesser saphenous vein was mobilized for grafting. Following the operation, the patient complained of numbness (loss of cutaneous sensation) on the distal lateral side of the leg and the lateral side of the foot. What nerve was damaged during the operation?

The deep peroneal nerve supplies:

The flexor digitorum superficialis muscle

If the median nerve is cut at the elbow there is

Supination of the hand and forearm would be diminished by loss of radial nerve function. But one very powerful supinator would remain intact and unaffected, namely:

A worker doing repetitive lifting develops an inflammation in the tendon of origin of the extensor carpi radialis brevis muscle, commonly called “tennis elbow”. The focal point of pain would most likely be near which palpable bony landmark?

The anterior interosseous is a branch of which nerve?

In an attempt to commit suicide by slashing the ventral side of the wrist, the two tendons of the flexor digitorum superficialis located most superficially were completely severed. What movement would be affected?

What muscle is innervated by branches of both the median and ulnar nerves?

A boy fell onto a sharp object and cut his deep radial nerve as it emerged from the supinator muscle. The artery joining
it at this point was also injured. The injured artery is the:

The tendons on the dorsal side of the wrist are held in place by a thickening of the antebrachial fascia called the:

Development of "tennis elbow" (lateral epicondylitis) involves the origin of which muscle?

In an industrial accident, the artery passing lateral to the pisiform bone is cut. This artery is the

When falling on an outstretched hand, the most commonly dislocated carpal bone is the

If the musculocutaneous nerve is severed at its origin from the brachial plexus, flexion at the elbow is great weakened but not abolished. What muscle remains operative and can contribute to flexion?

If the tendon of palmaris longus were transected, what movement would he affected?

The pulse of the radial artery at the wrist is felt immediately lateral to which tendon?

If the medial epicondyle of the humerus is fractured and the nerve passing dorsal to it is injured, which muscle would be most affected?

A girl playing softball cuts the palm of her hand as she scoops up a piece of glass along with the ball. If the only nerve damaged is the recurrent branch of the median nerve, she would lose what movement of the thumb?

The main source of blood to the superficial palmar arterial arch is the:

What sesamoid hone develops in the tendon of flexor carpi ulnarls and is therefore not a part of the wrist joint?

In order to check the pulse of a child whose forearm is in a cast, the pediatrician presses her linger into the depth of the “anatomical snuffbox”. The tendon lying immediately medial (ulnar) to the physician’s linger belongs to what muscle?

While watching her boyfriend split wood, a teenager was struck on the back of her carpals by a sharp- edged flying wedge. Her extensor digitorum tendons were exposed, though not severed, indicating that the surrounding syuovial sheath had been opened. What other muscle has its tendon surrounded by the same synovial sheath?

The signs and symptoms of carpal tunnel syndrome may vary among patients, but they always result from compression of what structure in the carpal canal?

What muscle tendon is enclosed within its own synovial sheath in the carpal canal?

The point of insertion of the flexor digitorum superficialis tendon to the index finger is on the:

In order to evaluate the carpal-metacarpal joint of the thumb, the median nerve must he deadened at the wrist (causing paralysis of the muscles supplied by it distal to the injection) to test the joint. Which movement of the thumb would be most affected by the anesthetic?

What arterial vessel accompanies the deep branch of the ulnar nerve across the palm?

The fourth dorsal interosseous muscle is innervated by the:

A student is rollerblading on the Diag and with while trying to avoid a bicyclist falls heavily on his right wrist. After the fall he notes severe pain in the anatomical snuff box. Radiological studies reveal a fracture of the bone deep to the snuff box called the

A patient sustained multiple deep lacerations on the palm of his hand and anterior surface of his wrist. During examination, the physician put a piece of paper between adjacent surfaces of the patient’s index and middle fingers and found him unable to squeeze them together with sufficient force to hold the paper. What muscles are being tested?

A patient sustained multiple deep lacerations on the palm of his hand and anterior surface of his wrist. During examination, the physician put a piece of paper between adjacent surfaces of the patient’s index and middle fingers and found him unable to squeeze them together with sufficient force to hold the paper. The most specific nerve branch to the tested muscles is the:

Bleeding from a superficial cut in the middle of the palm of the hand near the proximal transverse crease comes mainly from what vessel?

A deep puncture wound in the palmar surface of the little finger near the proximal lP joint might introduce infection into which synovial cavity:

In carpal tunnel syndrome, compression of the ruled nerve in the carpal tunnel affects which hand muscle.

After suffering a cut deep tn the hypothenar eminence, the patient is unable to hold a sheet of paper between the second and third digits. The nerve most likely injured was the:

What movement of the thumb would be most affected by lesion of the median nerve in the cubital fossa:

Structures within the carpal tunnel include:

A worker falls from a height and lands on his feet. Radiographs reveal a fracture of the sustentaculum tali. The muscle passing immediately beneath it that would be adversely affected is the:

A patient has stepped on a board with a long nail sticking up from it, and the nail penetrated the patient’s foot between the bases of the first and second metatarsals. What artery is most likely injured at this location?

A deep laceration, 2 cm in length, immediately posterior medial malleolus, may injure any of the following EXCEPT:

A construction worker lacerates the dorsum of his foot just below his ankle. Profuse bleeding that occurs would result from cutting which vessel?

Compression of the lateral plantar nerve as it passes between the flexor digitorum brevis and quadratus plantae could result in weakness of any of the following actions EXCEPT:

Pain may result from friction of the tendon of which muscle that passes deep to the anterior fibers of the long plantar ligament.

A construction worker steps on a board with a nail in it. The nail pierces the sole of his boot and enters his foot 2 an anterior to his calcaneal tuberosity, at the middle of the width of his foot. Before reaching bone, the nail would pass through, in order:

In an accident involving farm machinery, a farmer receives a cut on the dorsum of his ankle. As you inspect the wound and test for functional and sensory deficits, you find that no tendons have been cut, but the dorsalis pedis artery and the accompanying nerve have been cut. You would expect to find:

While walking barefoot on the beach following final exams, a medical student steps on a sharp shell which punctures the sole of her foot. She notices that she can no longer spread her toes apart (without using her hands, that is). Which nerve must have been injured?

A medical student goes for a swim while an vacation after final exams. A barracuda bites his foot. severing an artery on the dorsum of his foot just below his ankle. Which artery has been severed?

The lateral plantar nerve is a branch of which nerve?

The most usual site for feeling the pulsations of the dorsalis pedis artery in the foot is:

A patient with a fracture to the left upper tibia was treated with a plaster cast. A few days later he started to develop progressive numbness over the dorsum of the foot and weakness in dorsiflexion. The cast was quickly changed and the signs were attributed to nerve compression. The compressed nerve was most likely the:

A long distance runner complained of swelling and pain of his shin (tibia). At physical examination, shin testing showed normal cutaneous sensation of the leg. However, muscular strength tests showed marked weakness of dorsiflexion and impaired inversion of the foot. Which nerve serves the muscles involved?

While at the beach in Florida after final exams, a medical student steps on a stingray, which responds by stinging her in the ankle. The stinger pierces the skin, subcutaneous tissue, and flexor retinaculum of the ankle. Which other structure passing under the retinaculum may be injured?

Your patient was struck by a car’s bumper as she crossed the street, and her fibular neck is broken. After the bone has treated, she has “foot drop”, i.e. she cannot dorsiflex her foot, and so it flops onto the ground during walking. Denervation (paralysis) of which of the following muscles would be associated with foot drop?

A pedestrian is struck by a car, and his fibular neck is fractured. There is no indication of foot drop, but he cannot evert his foot and the top of his foot is numb. This apparent nerve lesion would affect which of the following muscles?

A patient has been diagnosed with bone cancer in the fibula that necessitates its removal. Which of the following muscles would be least affected following removal of the fibula?

A player is kicked on the front of his leg during a soccer game, and a large bruise develops. A hematoma deep to the crural fascia can create extreme pressure within the anterior compartment of the leg, compressing structures within it. The most likely finding resulting from this anterior compartment syndrome is:

A car strikes a pedestrian on the lateral side other leg. Following the accident, she has “foot drop”. Her toot hangs loosely in plantar flexion when she raises it all the ground. She can still invert her foot, but cannot evert it. She can flex but not extend her toes. Which nerve is most likely to have been crushed in her accident?

A soldier developed “fallen arches” from marching with a heavy pack in boots that lacked arch support. The ligament that normally supports the head of the talus and is primarily responsible for holding up the medial longitudinal arch of the foot is the:

While water skiing following final exams, a medical student falls and twists her ankle. Her foot is forcibly everted, which could cause a sprain of which ligament?

In the process of escaping from T.rex in Jurassic Park the heroine punctures the skin on the medial side of her wrist on a spiny bush. A few days later, due to the toxin, an infection is seen spreading up the medial side of her arm along the large cutaneous vein extending from the dorsum of her hand to the medial side of her arm. The vein involved is the:

The lateral antebrachial cutaneous nerve comes from the:

A sixteen-year-old boy receives a superficial cut on the thumb side of his forearm. The superficial vein most likely affected is the:

A sixteen-year-old boy received a superficial cut on the ulnar side of his forearm. The superficial vein most likely affected is the:

During insertion of an IV cannula in the median cubital vein, the patient suddenly lost feeling on the radial side of the forearm. What nerve was injured?

After trying to throw a curve ball, a pitcher lost sensation from the tip of the little finger. This indicates injury to which nerve?

While having an IV needle inserted into the cephalic vein of the forearm, the patient suddenly screamed in pain and felt tingling in part of the skin of the forearm supplied by the nerve accompanying the vein. What nerve was injured?

Because of scarring of a patient's median cubital vein, the technician chooses to insert an infusion needle into her basilic vein at the level of the medial epicondyle. Despite the certainty that the needle does not pass through the deep (investing) fascia, there is still a chance that it might nick or impale which of the following?

Following a car accident in which the patient received a deep laceration on the medial side of his right knee, the patient notices numbness along the medial side of his right leg and foot. He has no motor deficit. The nerve which appears to have been injured is the: