The right answer is HEPA filter.
A HEPA filter (High Efficiency on Particles Air) can filter up to 99.97% of 0.3μ aerial particles.
These filters are used to clean the air and retain suspended particles (dust, pollen, bacteria etc.) and other particles that can cause respiratory allergy in sensitive subjects.
They are very used in sterile rooms
Juglar Vein
This vein drains blood from head to heart.
Sub-clavian Vein
This vein drain blood from shoulder to heart.
Conduction
Convection
Radiation
The second one should be the answer not 100% but like 85% sure
Answer:
1 stomach- Digestive
2. brain-Nervous
3. heart-Cardiovascular
4. kidneys- excretory
5. bone marrow- lymph
6.Pituitary gland- Endocrine
7. xylem-vascular tissue
8. bones-skeletal
9. Fallopian tubes-Reproductive
Explanation: