NCBTMB Applied Science and Anatomy 5

Question 1

Which directional term means 'closer to the point of attachment' of a limb?

Accepted Answer

Proximal

Answer

Distal

Answer

Lateral

Answer

Medial

Question 2

What is the primary function of red bone marrow?

Accepted Answer

Produce blood cells (hematopoiesis)

Answer

Store adipose tissue for energy

Answer

Produce synovial fluid

Answer

Synthesize growth hormones

Question 3

Hypertonia in a muscle most accurately refers to which condition?

Accepted Answer

Abnormally increased muscle tone or tension

Answer

Abnormally decreased muscle tone

Answer

Complete absence of muscle activity

Answer

Rapid, involuntary muscle twitching

Question 4

Which carpal bone is most commonly fractured and may have its blood supply disrupted, leading to avascular necrosis?

Accepted Answer

Scaphoid

Answer

Hamate

Answer

Lunate

Answer

Trapezium

Question 5

Which muscle is the primary hip flexor and originates from the lumbar vertebrae?

Accepted Answer

Psoas major

Answer

Rectus femoris

Answer

Iliacus

Answer

Tensor fasciae latae

Question 6

What is the term for the fibrous sac that encloses the heart and anchors it within the thoracic cavity?

Accepted Answer

Pericardium

Answer

Pleura

Answer

Peritoneum

Answer

Epicardium

Question 7

Which of the following best describes a first-class lever system as it applies to the human body?

Accepted Answer

The fulcrum is between the effort and the load

Answer

The effort is between the fulcrum and the load

Answer

The load is between the effort and the fulcrum

Answer

The effort and load act at the same point