Chapter 1 & 2

*An organic compound always contains a. carbon and oxygen. b. oxygen and nitrogen. c. nitrogen and hydrogen. d. oxygen and hydrogen. e. carbon and hydrogen

carbon and hydrogen

Assimilation is a. changing absorbed substances into different chemical forms. b. breaking down foods into nutrients that the body can absorb. c. an increase in body size without a change in overall shape. d. an increase in body shape without a change in overall size. e. eliminating waste from the body.

changing absorbed substances into different chemical forms

*In the body, oxygen a. is a major electrolyte. b. is used during cellular respiration. c. is produced by cells. d. reacts with water to form carbonic acid.

is used during cellular respiration.

Age-related wrinkled and sagging skin results from a. loss of subcutaneous fat, elastin, and collagen. b. excess subcutaneous fat. c. heredity only. d. drinking too much water. e. increased elastin, causing skin to stretch.

loss of subcutaneous fat, elastin, and collagen

Anatomy and physiology are difficult to separate because a. they are just two different words for the same thing. b. physiological functions in an organism are ongoing. c. body parts take up space. d. our understanding of physiology is changing more than our understanding of anatomy. e. physiological functions depend on anatomical structures.

physiological functions depend on anatomical structures.

*Chemistry deals with a. the composition of and changes to substances found in organisms only. b. the composition of and changes to substances that make up non-living matter only. c. the composition of and changes to substances that make up living as well as non-living matter. d. the location of organs in body cavities.

the composition of and changes to substances that make up living as well as non-living matter.

*Pneumothorax (collapsed lung) is a condition that occurs when space forms between the lung and the wall of the pleural cavity. This space would be between __________. a. parietal pericardium and the parietal pleura b. parietal pleura and the visceral pericardium c. visceral pericardium and the parietal pericardium d. the parietal pleura and visceral pleura

the parietal pleura and visceral pleura

Pneumothorax (collapsed lung) is a condition that occurs when space forms between the lung and the wall of the pleural cavity. This space would be between __________. a. visceral pericardium and the parietal pericardium b. parietal pleura and the visceral pericardium c. parietal pericardium and the parietal pleura d. the parietal pleura and visceral pleura

the parietal pleura and visceral pleura

*Isotopes of an element have a. the same atomic number and same atomic weight. b. different atomic numbers and different atomic weights. c. different atomic numbers but the same atomic weight. d. the same atomic number but different atomic weights

the same atomic number but different atomic weights.

*Which action is the main function of the digestive system? a. Absorption of nutrients b. Formation of cells c. Movement of body parts d. Providing oxygen for the extraction of energy from nutrients

Absorption of nutrients

*Lipids a. include phospholipids, cholesterol, and fats. b. contain C, H, and O, but with proportionately less oxygen than in carbohydrates. c. are insoluble in water. d. All of the answer choices are correct.*

All of the answer choices are correct.

*Which of the following is/are ionizing radiation? a. Gamma radiation b. Both cosmic radiation and gamma radiation c. Cosmic radiation d. Neither cosmic nor gamma radiation

Both cosmic radiation and gamma radiation

*Which of the following is NOT a source of ionizing radiation? -. Cholesterol and triglycerides -. Smoke detectors -. Cosmic rays from outer space -. Atomic and nuclear weapons

Cholesterol and triglycerides

*Which of the following best describes the reaction H2CO3 --> H2O + CO2? a. Reversible reaction b. Synthesis reaction c. Exchange reaction d. Decomposition reaction

Decomposition reaction

*Which of the following best describes the reaction H2CO3 --> H2O + CO2? a. Synthesis reaction b. Exchange reaction c. Decomposition reaction d. Reversible reaction

Decomposition reaction

*Most of the terminology to name and describe body parts and their functions comes from a. Arabic. b. English and Italian. c. Latin and Greek. d. picture drawings on the cave walls of our ancestors. e. the language of hunter-gatherers

Latin and Greek

*A body has been sectioned in such a way that there is one whole lung per section and the urinary bladder has been split in half. What type of section is this? a. Transverse b. Sagittal c. Coronal d. Frontal

Sagittal

*Which of the following is the most abundant inorganic substance in the body? (abundant means it is present in large amounts) a. Water b. Carbohydrate c. Protein d. Lipid

Water

*Which of the following must the human body obtain from the environment in order to survive? a. Carbon monoxide b. Water c. Nitrogen d. Carbon dioxide e. Wastes

Water

When the body is placed in anatomical position, which of the following is NOT true? a. The head is facing to the front. b. The body is erect. c. The upper limbs are at the sides. d. The palms are facing backward

The palms are facing backward.