parenchymal: essential, distinctive cells of an organ.
Parenchyma
The stomach
The stomach
No. Nerve cells are just cells. The brain is an organ and the nervous system is an organ system
the hierarchy of cells from cells onward is :cells, tissues(this is the ensemble of cells), organ, organ system, organism.
there is no such organ
Blood is the only fluid connective tissue in our body. It passes through every single blood capillary, tissue, and organ in our body. Hemoglobin in our red blood cells carry oxygen which is essential to the function of all the organ systems in our body.
target cells
DNA provides instructions to cells in forming an organ.
Bone cells formtissues. The cycle goes as follows: Cells, Tissues, Organs, Organ Systems.
since an organ is made of multiple tissues, the organ will have all the specialized cells of multiple tissues. As a result, the organ will have more.