NCBTMB Anatomy and Kinesiology 2

Question 1

Which muscle is the prime mover for shoulder abduction between 90–180 degrees?

Accepted Answer

Trapezius (upper)

Answer

Above 90 degrees of shoulder abduction, the upper trapezius and serratus anterior rotate the scapula to complete the movement.

Question 2

The thoracolumbar fascia connects which two major structures?

Accepted Answer

Latissimus dorsi and gluteus maximus

Answer

The thoracolumbar fascia is a key force-transfer structure linking the latissimus dorsi to the contralateral gluteus maximus.

Question 3

Which carpal bone is most commonly fractured due to a fall on an outstretched hand?

Accepted Answer

Scaphoid

Answer

The scaphoid is the most frequently fractured carpal bone and risks avascular necrosis due to its blood supply entering distally.

Question 4

What type of joint is the sternoclavicular joint?

Accepted Answer

Saddle joint

Answer

The sternoclavicular joint is a saddle joint, allowing elevation, depression, protraction, retraction, and rotation of the clavicle.

Question 5

The femoral triangle is bounded superiorly by which structure?

Accepted Answer

Inguinal ligament

Answer

The inguinal ligament forms the superior (base) boundary of the femoral triangle, while sartorius and adductor longus form its lateral and medial walls.

NCBTMB Exam Practice Test

NCBTMB Exam Practice Test

NCBTMB Anatomy and Kinesiology 2