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Friday Ogunleye
Weeks 3 through 7
| Question | Answer |
|---|---|
| Osmosis can be defined as? | the net movement of water molecules from a region of lower solute concentration to a region of higher solute concentration |
| The total number of 46 chromosomes per cell is referred to as _________ number. | diploid. |
| Red blood cells are placed in an unknown solution. After 45 minutes, the cells are examined and determined to have decreased in size. The unknown solution is | hypertonic. |
| A chemical that reduces the amount of activation energy needed to start a chemical reaction is a(n) | catalyst. |
| Which of the following is not a function of adipose tissue? | Defends the body from microbes and injurious substances |
| Which of the following is not a characteristic of epithelial tissue? | Is important in communication and control. |
| Which is not a function of epithelial tissue? | Assimilation |
| Which cells help destroy pathogens and damaged tissue in the brain? | Microglia |
| Until bone growth in length is complete, a layer of the cartilage, known as the _____, remains between the epiphysis and diaphysis. | epiphyseal plate |
| An age-related skeletal disease that is characterized by loss of bone mineral density and increased bone fragility is | osteoporosis. |
| Which of the following is an example of a uniaxial joint? | elbow joint |
| Anaerobic respiration results in the formation of an incompletely catabolized molecule called | lactate. |
| The four kinds of protein that make up myofilaments are myosin, actin, | tropomyosin, and troponin. |
| Three phases of the twitch contraction are the | latent period, contraction phase, and relaxation phase. |
| Which type of movement occurs between the carpal and tarsal bones and between the articular facets of adjoining spinal vertebrae? | gliding |
| _____ occurs when the foot is tilted upward, thus decreasing the angle between the top of the foot and the front of the leg. | Dorsiflexion |
| Which structure allows the electrical signals to travel along the sarcolemma and move deeper into the cell? | transverse tubule |