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WorksheetsQuiz Group Week One
Total questions: 46
Worksheet time: 11hrs 1mins
A patient complains about "numbness in their pinky, ring finger, and side of the hand". Which of the following could be an explanation? Select all that apply.
Damage to C8 rami
Damage to T1 rami
Damage to middle trunk
Damage to inferior trunk
Entrapment in medial fascia
(CONTAINS UNCOVERED MATERIAL)
Patient was stabbed from the front in the pectoral region below the anterolateral concavity of the clavicle, barely missing the axillary artery but nicking the cephalic vein. (Patient lived)
Given our current muscles, what possible actions would be affected if patient also has numbness along the the lateral Forearm and the tips of the 1st, 2nd, and 3rd digits. (assuming the muscles/tendons were not cut/repaired)
Abduction of humerus
Internal rotation
External rotation
Adduction
Flexion of shoulder
Which one of these muscles does not produce internal rotation of the shoulder?
teres major
subscapularis
latissimus dorsi
pectoralis major
teres minor
Which of the following statements is FALSE?
the fat soluble-vitamins are A, D, E, and K
there is an increase in mitochondrial free radical generation during aerobic exercise
sodium, potassium, and chlorine are major minerals (not trace minerals)
sodium and magnesium represent the chief minerals contained in blood plasms and ECF.
hyponatremia is also known as water intoxication
A patient is evaluated to have a numbness in her lateral anterior arm, as well as weakness in her triceps. What else could be evaluated to determine if the cause is segmental or nerve damage?
segmental damage: numbness in the back of the hand, near the base of the 2nd digit
nerve damage: weakness in teres major
segmental damage: weakness in the brachialis
When standing up from a squat, what is the correct combination of closed/open chain, and rolling/gliding directions for the femur on tibia motion?
open chain, roll-anterior, glide-anterior
closed chain, roll-anterior, glide-posterior
closed chain, roll-anterior, glide-anterior
(CONTAINS UNCOVERED MATERIAL)
Which of the following pairs of muscles would BOTH be paralyzed if a single nerve was severed?
Deltoid and teres minor
Serratus anterior and latissimus dorsi
Trapezius and levator scapula
Subclavius and subscapularis
(CONTAINS UNCOVERED MATERIAL)
Of the rotator cuff muscles (all four provided below), which is/are internal rotator?
Supraspinatus
Infraspinatus
Teres minor
Subscapularis
Which one of these is NOT a function of iron?
Increases blood's oxygen-carrying capacity
Serves as a structural component of myoglobin
Facilitates cellular energy transfer
ects lipid and protein synthesis
Kinematics is the study of forces causing or resulting from motion.
TRUE
FALSE
What makes a nerve root a primary segment for a muscle?
more axon input from segment in both number and reach via neuromuscular junctions (NMJ) compared to non-primary segment(s)
Nerve root is closer to the muscle than other segmentations who innervate as well
Shorter distance for the motor neuron to travel from primary segment compared to non-primary segment
Segments innervate equally
A patient experienced a traumatic injury at the arm where he/she still has the ability to extend elbow but no longer has sensation on the dorsal surface of the thumb. What nerve is affected by the injury and what possible area(s) is the denervation?
Superficial radial nerve is affected
Starting from elbow anything distally down the radius to thumb
Lateral antebrachial nerve is affected
Starting from medial brachium anything distally down the radius to thumb
musculocutaneou nerve
Starting from lateral brachium anything distally down the radius to thumb
radial nerve is affected
Starting from posterior antebrachium anything distally down the radius to thumb
The maximum number of degrees of freedom at a joint in the human body is 3.
TRUE
FALSE
What type of lever would elbow flexors be classified as?
First-class
Second-Class
Third-class
None of the above
Which variable is most responsible for the magnitude and direction of the joint reaction force at the elbow?
Gravity
Muscle Force
Ground Reaction Force
None of the above
Sucrose is a disaccharide made up of what two monosaccharides _________
glucose + glucose
glucose + fructose
glucose + galactose
fructose + galactose
Which is an example of a plane joint?
elbow joint
wrist joint
Intercarpal joints
Interphalangeal joints
Which of the following about fats is true?
Triacylglcerols (TAGs) are made up of 3 free fatty acids (FFAs) and a glycogen backbone
As exercise duration increases, the use of Fats for fuel also increases
There are more triacylglycerols in the plasma than in the muscle
As exercise intensity increases, CHO and fat reach a crossover point at 45-55% V02 max
If there is an injury to the middle trunk of the brachial plexus, all of the following muscles may be affected except?
latissimus dorsi
coracobrachialis
pectoralis minor
brachioradialis
Which of the following statements is false?
Fluid loss from sweating strains circulatory function and can cause an increase in blood pressure.
Cholesterol contains no fatty acids.
There are 3 main lipid groups: simple, complex, and compound.
Which of the following is not a role of CHO
Source of Energy
Vitamin carrier and hunger suppressor
Metabolic Primer
Protein sparer
Fuel for CNS
All of the following are known as electrolytes except
Chlorine
Sodium
Potassium
Phosphorus
Which of the following statements is true:
Short bouts of intense mechanical loading with dynamic exercise 2 times weekly provides a
potent stimulus to maintain or increase bone mass
Potassium is the body’s most abundant mineral
Transferrin transports iron from ingested food and damaged red blood cells to tissues in need
Fat-soluble vitamins act largely as coenzymes that accelerate chemical reactions
Which if the following is not paired with its primary semgment/s
Biceps Brachii - C6
Teres Major - C7
Deltoid- C5
Triceps brachii - C7 C8
Coracobrachialis - C6
The body's normal daily water variation is also known as:
Hypohydration
Euhydration
Metabolic Water
Dehydration
Which of the following nerves/muscles would be affected if there was damage in the C7 segmentation:
Subclavius muscle
Medial antebrachial cutaneous nerve
Latissimus dorsi
Axillary cutaneous nerve
Sensory ulnar nerve
During a push up, describe the kinematic motion at the elbow joint.
Open Chain. Convex on Concave. Rolling with Motion. Sliding Opposite Direction
Open Chain. Concave on Convex. Rolling with Motion. Sliding Same Direction
Close Chain. Convex on Concave. Rolling with Motion. Sliding Opposite Direction
Close Chain. Concave on Convex. Rolling with Motion. Sliding Same Direction
If a patient is complaining about not having sensation in the posterior hand, which dermatome is NOT under investigation?
C5
C6
C7
C8
Which joint does NOT have a degree of freedom of 2?
Saddle
Condylar
Pivot
Ellipsoid
Why are the majority of muscles in the human body Type III levers if they are at a mechanical disadvantage?
The distal ends of extremities can be moved at a greater velocity
The distal ends of extremities can produce greater forces
The distal ends of extremities are capable of large displacements
In order for a single, unbalanced force to create linear movement, the force line of action must pass through what?
Axis of rotation
Internal moment arm
External moment arm
COM/COG
A patient claims to have trouble supinating the forearm. What are two possible muscles you could test for weakness that would help you diagnose which segment has been affected? Choose the best answer.
biceps brachii and triceps brachii
serratus anterior and Teres major
subscapularis and coracobrachialis
trapezius and pectoralis major
deltoid and latissmus dorsi
If the posterior division of the superior trunk were injured, which of the following sensory nerves would not be affected?
axillary cutaneous nerve
posterior antebrachial cutaneous nerve
lateral antebrachial cutaneous
brachial cutaneous nerve
superficial radial nerve
A 25-year-old man injured his arm after falling from a scaffolding and fractured his humeral shaft in the middle third. Which of the following nerves has the highest risk of getting damaged in a humerus shaft fracture?
Radial
Axillary
Musculocutaneous
Median
Ulnar
A construction worker has an accident where he lacerates the anterior surface of his wrist. Examination shows that there is no loss of hand function. The skin on the thumb side of his palm, however, is numb. Which nerve might have been damaged?
Median
Radial Superficial
Ulnar
Lateral Antebrachial Cutaneous
A 19-year-old young man has a motorcycle accident in which he lands on the left lateral side of his rib cage with his left upper limb abducted. Upon examination, it is found that he has "winging" of the left scapula. Which nerve was probably damaged during the accident?
Accessory
Lateral Pectoral
Axillary
Long Thoracic
A patient is complaining of "numbness in the index and middle finger." Given no other information, what muscles could you test to see if only dermatomes were affected and to eliminate segmentation damage?
Triceps
Biceps
Deltoids
Latissmus Dorsi
Clavicular Head of Pec Major
Which of the following are recommended ways to reduce amenorrhea in female athletes?
Reduce Training Level by 10 - 20%
Increase iron intake by 3%
Increase calcium intake by 1500 mg daily
Increase body weight by 2% to 3%
What class lever is the ankle joint?
Class I
Class II
Class III
Which of the following choice(s) are possible symptoms of an injury to the posterior division of the inferior trunk of the brachial plexus?
weakness in elbow extension
weakness in shoulder flexion
numbess of the anteromedial antebrachium
numbness of the posterior antebrachium
numbness of C8 & T1 dermatome regions
Motion at the Atlanto-occipital joint is a good representation of which type of lever?
1st- class
2nd- class
3rd- class
This is a synarthrodial joint and does not allow for movement
Which of the following statements is FALSE?
The proximal attachment (origin) of the Latissimus Dorsi can be found:
Inferior 3 or 4 Ribs
Ligamentum Nuchae
Spinous Process of T11
Posterior Iliac Crest
Thoracolumbar Fascia
What is the correct pathway to the lower subscapular nerve?
C5/C6 - Superior trunk - Anterior division - Lateral cord - Lower subscapular nerve
C8/T1 - Inferior trunk - Posterior division - Posterior cord - Lower subscapular nerve
C7 - Middle trunk - Posterior division - Posterior cord - Lower subscapular nerve
C5/C6 - Superior trunk - Posterior division - posterior cord - Lower subscapular nerve
C8/T1 - Inferior trunk - Anterior division - Medial cord - Lower subscapular nerve
Among lever type I and II, which type of lever is at a mechanical advantage(a), and which is the most abundant(b) in a human body?
(a) Type III (b) Type III
(a) Type II (b) Type II
(a) Type II (b) Type III
(a) Type III (b) Type II
(a) Neither is at a more mechanical advantage than the other (b) Type III
Which of the following muscles have primary segmentation that would be affected if C7 was severed at the middle trunk?
coracobrachialis
serratus anterior
subscapularis
latissimus dorsi
Which of the following statement is not true regarding the electron transport chain (ETC)?
FADH2 has lower potential energy than NADH
hydrogen is the last e- acceptor of the ETC
there are five complexes in the ETC
the ETC is an example of oxidative phosphorylation
