food goes into the human digestive system through the mouth before then moving through the pharynx, then esophagus, then stomach,then intestines, rectum and anus.
Answer:
Asking students to wash their hands on routine basis and also to keep the area clean.
Explanation:
Hand sanitization is very important and hence considered as a primary step to control infection. Students should wash their hands on routine basis. Also, they should keep the area clean.
Answer:
1. vi. Preganglionic
2. vii. adrenergic
3. ii. sympathetic chain ganglia
4. iii. Craniosacral
5. viii. splanchnic
Explanation:
Action potential travel down preganglionic nerve fibre. They travel towards Vagus Nerve near the effector organ. These impulses arrive at cardiac plexus, which create action potential in postganlianic.
Answer:
The second option.
Explanation:
We're trying to test the amount of bleach that has an effect on the stain so that is the altered variable.
The 2nd option uses different amounts of bleach to clean the same amount of stain.
If you choose the other options, people can argue that the bigger stain would be harder to clean with one cup of bleach, whereas the small stain gets two cups or the other way around.
It's not an effective way to see if the amount of bleach has an effect on stain removal.
