Answer:
In this scenario, Alex can take the following step-by-step actions to help stop his mom's bleeding:
1. Stay calm and reassure his mom to keep her calm as well.
2. Quickly find a clean cloth or sterile gauze to apply pressure on the cut.
3. Instruct his mom to elevate her hand above her heart to help reduce blood flow to the injured area.
4. Apply firm pressure on the wound to control the bleeding.
5. Avoid removing the cloth or gauze once it's in place, as it might disturb any clots that have formed.
6. Call for emergency medical assistance or have someone nearby call for help, especially if the bleeding is severe.
7. While waiting for medical help, continue applying pressure until the bleeding slows down or stops.
8. Advise his mom not to move the injured hand too much to prevent further injury.
9. Once the bleeding is under control, help his mom clean the wound gently with mild soap and water to prevent infection.
10. If the bleeding doesn't stop or is profuse, continue to apply pressure until medical help arrives.
Remember, in any emergency situation, it's crucial to seek professional medical help as soon as possible. These steps are only initial measures to help control the bleeding until proper medical attention can be provided.