Question

question 13
the combining form phren/o- means:
o speech
o one
o four
o mind

question 14
the word part fibro- means:
o fiber
o band
o forehead
o defect

question 15
the cord-like structures that carry bio-electrical impulses from one part of the body to another are called:
o ventricles
o nerves
o meninges
o brain stem cells

Explanation:

• Question 13: In medical terminology, the combining form "phren/o -" is related to the mind. For example, "phrenology" was a (now - discredited) study related to the mind and its functions.
• Question 14: The word part "Fibro -" means fiber. Terms like "fibrosis" (abnormal formation of fibrous tissue) or "fibroblast" (a cell that produces fibers) illustrate this.
• Question 15: Nerves are cord - like structures that carry bio - electrical impulses. Ventricles are chambers (e.g., in the heart or brain), meninges are membranes around the brain and spinal cord, and brain stem cells are a type of cell in the brainstem.

Answer:

• Question 13: mind
• Question 14: fiber
• Question 15: nerves