What is the rationale for given vitamin k to a patient? What is human sign? What is fistula into and rector fistula? Nursing Care for passing NG tube? What are the 12 cranial nerves?

1. The rationale for giving vitamin K to a patient is to help with blood clotting and prevent excessive bleeding. Vitamin K is essential for the production of certain proteins that are necessary for blood clotting.

2. Human sign refers to any physical or observable indication of a medical condition or disease in a person. This can include symptoms such as fever, rash, cough, or swelling.

3. A fistula is an abnormal connection between two organs or vessels that are not normally connected. A rectovaginal fistula is a specific type of fistula that connects the rectum to the vagina.

4. Nursing care for passing an NG tube includes assessing the patient's readiness, explaining the procedure to the patient, preparing the necessary equipment, positioning the patient correctly, lubricating the tube, inserting the tube gently, verifying correct placement, securing the tube, and providing comfort and support to the patient.

5. The 12 cranial nerves are:
- Olfactory nerve (I)
- Optic nerve (II)
- Oculomotor nerve (III)
- Trochlear nerve (IV)
- Trigeminal nerve (V)
- Abducens nerve (VI)
- Facial nerve (VII)
- Vestibulocochlear nerve (VIII)
- Glossopharyngeal nerve (IX)
- Vagus nerve (X)
- Accessory nerve (XI)
- Hypoglossal nerve (XII)