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melissa w-1-5
220 stack 1
Question | Answer |
---|---|
Each organ has a unique | size, shape, appearance, and placement |
The number of abdominal regions is? | 9 |
From smallest to largest, the levels of organization of the body are: | chemical, organelle, cellular, tissue, organ, system, organism. |
Molecules are: | atoms combined to form larger chemical aggregates. |
Anatomy is defined as the study of the _____ of a living organism. | structure |
Physiology is defined as the study of the _____ of a living organism | function |
The body as a whole can be subdivided into two major divisions. They are | axial and appendicular. |
Which subatomic particles carry a charge? | Protons and electrons |
The most abundant element essential to life is | carbon. |
The atomic number tells you what? | number of protons in the nucleus. |
breaks down compounds by adding a water molecule is? | Hydrolysis |
In the presence of a base, red litmus paper will | turn blue |
Which of the following bonds are the weakest? | Hydrogen |
A list of the cell fibers from largest to smallest would read: | microtubules, intermediate filaments, microfilaments. |
The fundamental organizational unit of life is the: | cell. |
The nucleolus is composed chiefly of: | rRNA. |
this membranous organelle contains oxidase and catalase enzymes. | peroxisome |
he only organelle that has a double membrane structure is the | mitochondrion. |
The inside of the cell is composed largely of a gel-like substance called | cytoplasm. |
The basic determinant of skin color is | melanin. |
The fluid environment that fills the spaces between the cells of the body is called | extracellular matrix. |
Besides water, extracellular matrix contains | proteins and proteoglycans. |
The most abundant and widespread tissue in the body is | connective. |
Which of the following tissues lacks a direct blood supply? | cartilage |
The tip of the nose and the external ear are composed of | elastic cartilage. |
The dense, white fibrous membrane that covers bone except at joint surfaces is the | periosteum. |
he main shaft-like portion of a long bone is the | diaphysis. |
The largest sesamoid bone in the body is the | patella. |
Spongy bone is characterized by | open spaces partially filled by an assemblage of needle-like structures. |
Fibrocartilage can be found in the | symphysis pubis |
Why are the last two pairs of false ribs designated as floating ribs? | Floating ribs do not attach even indirectly to the sternum. |