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Physiology Weeks 1-6
#1 Chapters 2,4,6-14,17
| Question | Answer |
|---|---|
| The normal reading or range is called the_____. (Ch 2) | set point |
| The impact of effector activity on sensors may be positive or negative. Therefore, homeostatic control mechanisms are categorized as____. (Ch 2) | organs that are directly influenced by physiological variables or mechanisms |
| Positive-feedback control systems: (Ch 2) | accelerate a change |
| Negative-feedback control systems: (Ch 2) | oppose a change |
| RNA and DNA have the same pyrimidine bases but different purine bases. (Ch 4) | False |
| A saturated fatty acid is one in which___. (Ch 4) | all available bonds of its hydrocarbon chain are filled |
| The types of lipids found that form hormones, such as cortisone, estrogen, and testosterone are: (Ch 4) | steroids |
| The term glycoprotein, a combination of two words, tells you that the compound is made of _____, with _____ being the dominant component. (Ch 4) | carbohydrate and protein; protein |
| Proteins that act as catalysts are called____. (Ch 6-7) | enzymes |
| If oxygen is available, the pyruvate molecules formed by glycolysis are prepared to enter the next phase of aerobic cellular respiration, called the____. (Ch 6-7) | citric acid cycle |
| A membrane carrier structure attracts a solute to a binding site, changes shape, and releases the solute on the other side of the cell membrane. This describes the process of: (Ch 6-7) | carrier-mediated transport |
| The correct order of the phases of mitosis is: (Ch 6-7) | prophase, metaphase, anaphase, telophase |
| Which skin layer contains closely packed, clear cells that contain a gel-like substance called eleidin? (Ch 8-10) | Stratum lucidum |
| Which cells of the skin act as a type of antigen-presenting cell in the skin? (Ch 8-10) | Dendritic cells |
| Basement membrane is composed of molecules made by _____ tissue. (Ch 8-10) | connective and epithelial |
| Areolar tissue usually contains which types of cells in the greatest number? (Ch 8-10) | Fibroblasts |
| Bones grow in length due to activity in the ________. (Ch 11-13) | epiphyseal plate |
| What is the correct sequence of zones in the epiphyseal plate? (Ch 11-13) | calcification, maturation, proliferation, reserved |
| Adipocytes, found in the yellow bone marrow, stores and releases ________ for energy. (Ch 11-13) | fat and triglycerides |
| The humerus articulates proximally with the____. (Ch 11-13) | scapula |
| Which type of movement occurs between the carpal and tarsal bones and between the articular facets of adjoining spinal vertebrae? (Ch 14 & 17) | gliding |
| _____ occurs when the foot is tilted upward, thus decreasing the angle between the top of the foot and the front of the leg. (Ch 14 & 17) | Dorsiflexion |
| Which joint allows for a unique movement called opposition? (Ch 14 & 17) | Saddle |
| Most body movements are _____ contractions. (Ch 14 & 17) | isotonic |
Created by:
Sean Flanagan
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