BIOL251: Human Anatomy & Physiology I - Articulations (Module 4) 200 Exam-Style Questions with Correct Answers & Explanations

BIOL251: Human Anatomy & Physiology I - Articulations
(Module 4) 200 Exam-Style Questions with Correct Answers
& Explanations

,
,
,  B) Depression
 C) Protraction
 D) Retraction
 E) Eversion

Correct Answer: B) Depression
Explanation: Depression is the downward (inferior) movement of a body part. Examples
include lowering the shoulders from a shrugged position or opening the mouth (depressing
the mandible). It is the opposite of elevation.




Question 9: The forward (anterior) movement in the horizontal plane is called:

 A) Retraction
 B) Protraction
 C) Elevation
 D) Depression
 E) Circumduction

Correct Answer: B) Protraction
Explanation: Protraction is the anterior (forward) movement of a body part in the
horizontal plane. Examples include pushing the jaw forward or moving the scapulae away
from the midline anteriorly. The prefix "pro-" means "forward."




Question 10: The posterior (backward) movement in the horizontal plane is called:

 A) Protraction
 B) Retraction
 C) Elevation
 D) Depression
 E) Inversion

Correct Answer: B) Retraction
Explanation: Retraction is the posterior (backward) movement of a body part in the
horizontal plane. Examples include pulling the jaw backward or moving the scapulae
toward the midline posteriorly. It is the opposite of protraction.