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Human physiology set
Question | Answer |
---|---|
Intrinsic control: | is sometimes called autoregulation. |
Which lipid acts as a “tissue hormone”? | Prostaglandin |
When the chromosomes align themselves across the equator of the spindle fibers, it is characteristic of which phase of mitosis? | Metaphase |
A saline solution that contains a higher concentration of salt than a red blood cell would be: | hypertonic. |
Which is true about the sodium and potassium pump? | Three sodium ions are taken out of the cell. |
Which of the following is not a characteristic of muscle tissue? | Cells are separated by a large quantity of extracellular matrix |
The cell organelles that synthesize organic matrix substances in bone formation are: | endoplasmic reticulum and Golgi apparatus. |
Which of the following is not a part of the neuromuscular junction? | T-tubules |
Muscle contractions will continue as long as: | the calcium ions are attached to the troponin. |
define homeostasis: | a constant state of equilibrium in the body |
what does a carbohydrate consist of? | carbon, hydrogen, and oxygen |
what is a phospholipid? | a lipid containing a phosphate group in its molecule |
what is diffusion? | natural phenomenon where small particles spread out evenly within any given space |
Epithelial tissue | covers and protects the body surface, lines body cavities, moves substances in and out of the body/organs, and forms many glands |
connective tissue | supports the body and its parts, connect and hold them together, transport substances through the body, and protect it from foreign invaders |
axial skeleton | bones of the head and trunk of a vertebrate |
appendicular skeleton | upper and lower extremities, including the shoulder girdle and pelvis |
functions of the muscles | movement, heat production, posture |