Chapter 1 Moodle Quiz

Oxygen represents the primary source of raw materials used for the building of new living material. Select one: True False

False

The parietal pleura is an example of a visceral membrane. Select one: True False

False

The diaphragm separates the thoracic and the abdominopelvic cavities. Select one: True False

True

Of the items listed, which is not required for the maintenance of human life? Select one: a. carbon dioxide b. water c. food d. pressure

a. carbon dioxide

Positive feedback mechanisms Select one: a. move conditions away from the normal state. b. bring conditions back to the normal state. c. usually produce stable conditions. d. regulate long term changes.

a. move conditions away from the normal state.

Magnetic resonance imaging uses Select one: a. radio antennae. b. high-frequency sound waves. c. barium. d. radioisotopes. e. X rays.

a. radio antennae.

The dorsal cavity includes the ______smaller cavities. Select one: a. spinal and cranial b. pelvic and mediastinum c. abdominal and pelvic d. abdominopelvic and thoracic

a. spinal and cranial

Positive feedback mechanisms usually produce Select one: a. a feeling of euphoria. b. unstable conditions. c. subtle changes. d. negative results. e. stable conditions.

b. unstable conditions.

Which of the following organs is in the abdominopelvic cavity? Select one: a. The heart b. The thymus gland c. The kidneys d. The trachea e. The eyes

c. The kidneys

When the body is placed in the anatomical position, which of the following is not true? Select one: a. The face is forward. b. The arms are at the sides. c. The palms are facing backward. d. The body is erect. e. The elbows are straight.

c. The palms are facing backward.

How do living organisms use oxygen? Select one: a. To control heat production. b. To provide energy. c. To release energy stored in the molecules of food. d. To produce water that is necessary to hydrate the body. e. To keep the reproductive system functioning.

c. To release energy stored in the molecules of food

The upper midportion of the abdomen is called the Select one: a. iliac region. b. hypochondriac region. c. epigastric region. d. hypogastric region. e. none of the other choices is correct

c. epigastric region.

Signs of aging at the cellular level are Select one: a. graying hair, waning strength, and wrinkles. b. unrepaired DNA and abnormal proteins. c. impaired cell division and the ability to break down and recycle worn cell parts d. a fatty liver and clogged blood vessels. e. an increase in the number of cell nuclei.

c. impaired cell division and the ability to break down and recycle worn cell parts

Ultrasonography is most useful for examining Select one: a. air-filled organs, such as a lung. b. organs that contain a high concentration of hydrogen atoms. c. medium density organs, such as the heart. d. compact organs, such as a bone.

c. medium density organs, such as the heart.

Which of the following characteristics of life and its descriptions is correct? Select one: a. respiration: changing of absorbed substances into forms that are chemically different from those that entered the body fluids b. circulation: the movement of the body as a whole through the halls of a hospital c. responsiveness: ability of an organism to sense changes taking place inside or outside its body and to react to these changes d. none of the other choices is correct e. assimilation: obtaining and using oxygen for releasing energy from food substances

c. responsiveness: ability of an organism to sense changes taking place inside or outside its body and to react to these changes

Which of the following characteristics of life and their descriptions are correct? Select one: a. Reproduction-replicating the genetic material. b. Respiration-changing absorbed substances into forms that are chemically different from those that entered the body fluids c. Circulation-the movement of the body as a whole d. Responsiveness-sensing changes inside or outside the body and reacting to them e. Assimilation-obtaining and using oxygen to release energy from food

d. Responsiveness-sensing changes inside or outside the body and reacting to them

Physical and chemical changes or reactions that occur within the body are collectively known as Select one: a. physiology. b. excretion. c. none of the other choices is correct d. metabolism. e. assimilation

d. metabolism.

A mechanism functioning to maintain a stable internal environment is most likely to involve Select one: a. none of the other choices is correct. b. shivering. c. dilation of capillaries. d. negative feedback. e. positive feedback.

d. negative feedback.

An anatomical section that separates the body into right and left portions is a __________ section. Select one: a. frontal b. transverse c. coronal d. parietal e. sagittal

e. sagittal

The axial portion of the body includes Select one: a. the appendages and head b. neither the dorsal cavity nor the ventral cavity. c. the dorsal cavity. d. the ventral cavity. e. the dorsal cavity and the ventral cavity.

e. the dorsal cavity and the ventral cavity.