[Answered] Which structure prevents the entrance of food into the trachea? A) tongue B) epiglottis C) ...

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Author Question: Which structure prevents the entrance of food into the trachea? A) tongue B) epiglottis C) ... (Read 96 times)

Marty

Hero Member
Posts: 553

on: Aug 21, 2018

Which structure prevents the entrance of food into the trachea?
A) tongue
B) epiglottis
C) cardiac sphincter
D) larynx

Question 2

When a person hyperventilates and blows off CO2, what effect does this have on pH?
A) lowers it
B) raises it
C) does not alter it significantly
D) delays any changes in it

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Marked as best answer by a Subject Expert

sailorcrescent

Sr. Member
Posts: 334

Reply #1 on: Aug 21, 2018

Answer to Question 1

B

Answer to Question 2

B

Marty

Member
Posts: 553

Reply 2 on: Aug 21, 2018

Excellent

raenoj

Member
Posts: 340

Reply 3 on: Yesterday

Wow, this really help

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