Q1. Which of the following are signs of aging at the cellular level? (Check all that apply)
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.
Q2. An investigator who conducts an experiment to determine how temperature changes affect the
rate at which the heart beats is most likely a(n) .
A. anatomist
B. physiologist
C. chemist
D. biochemist
Q3. Why are the topics of anatomy and physiology difficult to separate?
A. Physiological functions depend on anatomy of structures.
B. Physiological functions in an organism are ongoing.
C. The body parts take up space.
D. Our understanding of physiology is changing more than our understanding of anatomy.
Q4. What is the origin of the term "anatomy"?
A. From the Greek word for "function".
B. Named after the first anatomist.
C. From the Greek word for "cutting up".
D. For the function of internal organs.
Q5. What is the term "physiology" related to?
, A. The Latin word for "physical shape".
B. The structure of internal organs.
C. The Greek word for "cutting up".
D. The Greek word for "relationship to nature".
Q6. What is illustrated by the recent discovery of taste receptors in the small intestine that detect
sweetness?
A. Chemical responses occur in only one part of the body.
B. New discoveries about anatomy and physiology are still being made.
C. Everything there is to know about anatomy and physiology has been discovered.
D. The molecular and cellular levels are of little interest in anatomy and physiology.
Q7. Which of the following is not true of organelles?
A. They carry on specific activities.
B. They are only in cells of humans.
C. They are composed of aggregates of large molecules.
D. They are found in many types of cells.
Q8. Which of the following lists best illustrates increasing levels of complexity?
A. Cells, tissues, organelles, organs, organ systems.
B. Tissues, cells, organs, organelles, organ systems.
C. Organs, organelles, organ systems, cells, tissues.
D. Organelles, cells, tissues, organs, organ systems.
Q9. In all organisms, what is the basic unit of structure and function?
A. The atom
, B. The organelle
C. The macromolecule
D. The cell
Q10. Specialized cell types organized in a way that provides a specific function form .
A. tissues
B. organs
C. organ systems
D. organelles
Q11. What process is defined as the removal of wastes?
A. Metabolism
B. Absorption
C. Assimilation
D. Excretion
Q12. Which of the following characteristics of life and their descriptions is correct?
A. Responsiveness: obtaining and using oxygen to release energy from food.
B. Assimilation: sensing changes inside or outside the body and reacting to them.
C. Respiration: changing absorbed substances into forms that are chemically different from those that entered the body
fluids.
D. Circulation: the movement of substances in body fluids.
Q13. Which of the following processes does not help to maintain the life of an individual organism?
A. Responsiveness
B. Movement
C. Reproduction
, D. Respiration
Q14. Which of the following processes is most important to the continuation of the human species?
A. Responsiveness
B. Movement
C. Reproduction
D. Respiration
Q15. You accidentally cut your hand. Blood platelets in the area begin to attach to the broken blood
vessel walls in the wound. What needs to happen next to create a positive feedback mechanism?
A. The platelets change shape and encourage more platelets to rush in and stick to each other to form plugs that seal the
broken vessels.
B. The platelets sticking to the broken blood vessels signals the blood to stop flowing to that area, which stops the
bleeding.
C. The sensation of pain in your hand causes your muscles to jerk your hand away from the danger.
D. The platelets send signals to the brain to slow heart rate and slow the bleeding.
Q16. Homeostasis exists if concentrations of water, nutrients, and oxygen in the body are balanced
and heat and pressure .
A. decrease steadily
B. remain within certain limited ranges
C. increase when the body is stressed
D. fluctuate greatly between very high and low values
Q17. Innegative feedback mechanisms, what occurs due to changes that move a variable away
from the normal state?
A. Stimulation to change the variable in the same direction.
B. Inhibition of all body reactions.
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.
Q2. An investigator who conducts an experiment to determine how temperature changes affect the
rate at which the heart beats is most likely a(n) .
A. anatomist
B. physiologist
C. chemist
D. biochemist
Q3. Why are the topics of anatomy and physiology difficult to separate?
A. Physiological functions depend on anatomy of structures.
B. Physiological functions in an organism are ongoing.
C. The body parts take up space.
D. Our understanding of physiology is changing more than our understanding of anatomy.
Q4. What is the origin of the term "anatomy"?
A. From the Greek word for "function".
B. Named after the first anatomist.
C. From the Greek word for "cutting up".
D. For the function of internal organs.
Q5. What is the term "physiology" related to?
, A. The Latin word for "physical shape".
B. The structure of internal organs.
C. The Greek word for "cutting up".
D. The Greek word for "relationship to nature".
Q6. What is illustrated by the recent discovery of taste receptors in the small intestine that detect
sweetness?
A. Chemical responses occur in only one part of the body.
B. New discoveries about anatomy and physiology are still being made.
C. Everything there is to know about anatomy and physiology has been discovered.
D. The molecular and cellular levels are of little interest in anatomy and physiology.
Q7. Which of the following is not true of organelles?
A. They carry on specific activities.
B. They are only in cells of humans.
C. They are composed of aggregates of large molecules.
D. They are found in many types of cells.
Q8. Which of the following lists best illustrates increasing levels of complexity?
A. Cells, tissues, organelles, organs, organ systems.
B. Tissues, cells, organs, organelles, organ systems.
C. Organs, organelles, organ systems, cells, tissues.
D. Organelles, cells, tissues, organs, organ systems.
Q9. In all organisms, what is the basic unit of structure and function?
A. The atom
, B. The organelle
C. The macromolecule
D. The cell
Q10. Specialized cell types organized in a way that provides a specific function form .
A. tissues
B. organs
C. organ systems
D. organelles
Q11. What process is defined as the removal of wastes?
A. Metabolism
B. Absorption
C. Assimilation
D. Excretion
Q12. Which of the following characteristics of life and their descriptions is correct?
A. Responsiveness: obtaining and using oxygen to release energy from food.
B. Assimilation: sensing changes inside or outside the body and reacting to them.
C. Respiration: changing absorbed substances into forms that are chemically different from those that entered the body
fluids.
D. Circulation: the movement of substances in body fluids.
Q13. Which of the following processes does not help to maintain the life of an individual organism?
A. Responsiveness
B. Movement
C. Reproduction
, D. Respiration
Q14. Which of the following processes is most important to the continuation of the human species?
A. Responsiveness
B. Movement
C. Reproduction
D. Respiration
Q15. You accidentally cut your hand. Blood platelets in the area begin to attach to the broken blood
vessel walls in the wound. What needs to happen next to create a positive feedback mechanism?
A. The platelets change shape and encourage more platelets to rush in and stick to each other to form plugs that seal the
broken vessels.
B. The platelets sticking to the broken blood vessels signals the blood to stop flowing to that area, which stops the
bleeding.
C. The sensation of pain in your hand causes your muscles to jerk your hand away from the danger.
D. The platelets send signals to the brain to slow heart rate and slow the bleeding.
Q16. Homeostasis exists if concentrations of water, nutrients, and oxygen in the body are balanced
and heat and pressure .
A. decrease steadily
B. remain within certain limited ranges
C. increase when the body is stressed
D. fluctuate greatly between very high and low values
Q17. Innegative feedback mechanisms, what occurs due to changes that move a variable away
from the normal state?
A. Stimulation to change the variable in the same direction.
B. Inhibition of all body reactions.
