In

motion sickness, vestibular nuclei are not stimulated.

Vomiting

reflex can be stimulated by the cerebrum, especially when a person experiences

pain, smells something repulsive, or sees something ugly (for some patients it

can be blood).

Muscarinic

receptor antagonists block the receptors in the

Antiemetic

medications can prevent vomiting.

While

vomiting, the heart rate goes down.

The

vomiting center is located within cerebellum, namely medulla oblongata.

While

vomiting, the lower esophageal sphincter relaxes, the diaphragm and abdominal

muscles contract.

Histamine

I receptor antagonists can prevent vomiting, especially morning sickness,

although they can cause drowsiness and sedation.

Emetic

reflex is not vomiting reflex.

Emesis,

throwing up, and vomiting have the same meaning.