Author Question: The combining form esophag/o- means ________. A) eating; swallowing B) esophagus C) inward D) ... (Read 42 times)

aabwk4 · **on:** Jun 27, 2018

The combining form esophag/o- means ________.

A) eating; swallowing
B) esophagus
C) inward
D) tube

Question 2

Which of the following diagnostic procedures is used to obtain cerebrospinal fluid for analysis?

A) nerve conduction velocity
B) lumbar puncture
C) positron emission tomography
D) cerebral angiography

raili21 · **Reply #1 on:** Jun 27, 2018

Answer to Question 1

B
Explanation: A) Phag/o- means eating; swallowing.
B) Correct
C) Esophag/o- does not mean this.
D) Esophag/o- does not mean this.

Answer to Question 2

B
Explanation: A lumbar puncture is a puncture with a needle into the lumbar area to withdraw fluid for examination and for the injection of anesthesia. A nerve conduction velocity test measures how fast an impulse travels along a nerve. Positron emission tomography uses positively charged isotopes to obtain an image of the brain. Cerebral angiography is an X-ray of the blood vessels of the brain after the injection of radiopaque dye.