Answer:
The epiglottis must be pulled down.
Explanation:
Epiglottis is a leaf-shaped located about the tracheae or the windpipe in the throat of the humans. The esophagus and the trachea in the body are aligned parallel y to each other in the human body.
While breathing, the epiglottis does not cover the windpipe and allow the gas to enter but during swallowing of the food, the epiglottis is pulled down and covers the trachea to allow the food to enter the esophagus only and not the windpipe.
Thus, the selected option is correct.
Answer: First of all those are green boxes so i think u took a picture of the wrong slide or it was a typo. second of all, u didnt provide enough info for why and what words u are supposed to be placing blue boxes on in the first place. i guess its correct.
Explanation:
Answer:
The answer is letter B
Explanation:
A cell contains thousands of different kinds of enzymes, each promoting a different chemical reaction.
Answer is False.
No, hand-passing sharps is not a safe practice at all. Rather we should use instruments to grasp sharp objects like- needles and scalpels.