NCBTMB Applied Science and Anatomy 2

Question 1

Which type of muscle tissue is found in the walls of blood vessels and is controlled involuntarily?

Accepted Answer

Smooth muscle

Answer

Smooth muscle lines blood vessel walls and organs and is controlled by the autonomic nervous system without conscious control.

Question 2

The term 'dorsal' in anatomical terminology refers to which direction?

Accepted Answer

Toward the back of the body

Answer

Dorsal means toward the posterior or back side of the body, opposite of ventral (anterior).

Question 3

Which bone forms the posterior portion of the hard palate?

Accepted Answer

Palatine bone

Answer

The palatine bone forms the posterior one-third of the hard palate, while the maxilla forms the anterior two-thirds.

Question 4

What is the primary function of the lymphatic system in the body?

Accepted Answer

Return excess interstitial fluid to the bloodstream and support immunity

Answer

The lymphatic system collects excess tissue fluid, filters it through lymph nodes, and returns it to venous circulation while supporting immune defense.

Question 5

Which structure separates the thoracic cavity from the abdominal cavity?

Accepted Answer

Diaphragm

Answer

The diaphragm is the dome-shaped muscle that forms the floor of the thoracic cavity and the roof of the abdominal cavity.

NCBTMB Exam Practice Test

NCBTMB Exam Practice Test

NCBTMB Applied Science and Anatomy 2