Unit Test Answers

Growth of chest hair, deepening of the voice, and muscle growth are secondary sex characteristics. Which structure or structures produce substances most likely to affect the development of these traits?

Samuel ate some vegetable soup. What process is at work to allow Samuel to break down the soup so that his body will be able to produce energy?

The Heimlich maneuver is a series of pushing motions on the area just under the diaphragm that helps a person whose airway is blocked. Which best explains how this maneuver helps unblock a person's airway?

In order to assemble the organic compounds that are necessary for life, enzymes must break down food into their building blocks. What would happen if someone was not able to produce enough amylase?

The graph shows the changing levels of hormones during menstruation and ovulation. Which hormone has the most influence on preparing the body for pregnancy?

Alzheimer's disease has some lifestyle factors because

What do the salivary glands, the pancreas, and the stomach have in common?

The student body president is launching a campaign to fight the spread of flu in his school. Which of the following should he encourage students to do?

Which describes gas exchange in the respiratory system?

When is the most likely time for a female to become pregnant during her menstrual cycle?

Obstetric sonography is a technology that allows doctors and parents to see images of a fetus as it develops in a woman’s womb. This practice is commonly referred to as an ultrasound. Generally, a woman will get two or three ultrasounds during her pregnancy. Which is the most likely medical reason that a doctor might require a pregnant woman to get ultrasounds more frequently?

While a home was undergoing a renovation, workers discovered that there was asbestos in the walls. Before any further work could be attempted, the family that owned the house had to evacuate, and specialists were brought in to remove the asbestos. Why would the house contain a substance that forced the family to be evacuated?

Two patients were admitted to the hospital. Patient one was diagnosed with salmonella poisoning, and patient two had West Nile. Which best describes their sicknesses?

Which structure of the respiratory system moistens and filters inhaled air?

Medical biologists are researching a fertility disorder that prevents developing offspring from forming the structures they need to maintain nourishment and continue development. Therefore, development ceases early during gestation. What is the final stage of development that these offspring could reach before development stops?