Anatomy Ch.1
Feedback loops continue to improve throughout life, reaching their peak in late adulthood.
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In the negative feedback loop, the effector is the link between the sensor and the control center.
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The abdominopelvic region is divided into four quadrants, the left and right lumbar regions on the upper part and the left and right iliac regions on the lower part.
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The arms and legs are part of the axial body portion.
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The big toe is lateral to the little toe.
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The bones of the arm are superficial to the muscles of the arm.
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The cell is the simplest level of organization in a living thing.
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The cranial cavity contains the brain and spinal cord.
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The diaphragm divides the axial from the appendicular region of the body
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The dorsal cavity is a made up of a single cavity containing the brain and spinal cord.
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The epigastric, umbilical, and left lumbar regions are all in the middle abdominopelvic area.
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The foot is proximal to the knee.
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The formation of a blood clot is an example of a negative feedback loop.
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The midsagittal and transverse sections, which divide the abdomen into quadrants, intersect at the base of the mediastinum.
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The mouth is inferior to the chin.
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The navel is on the dorsal side of the body.
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The pleural cavity is in both the thoracic and dorsal cavities.
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The prone position is a position in which the body is lying face up.
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The regulation of blood pH is an example of a positive feedback loop.
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The sensor in a feedback loop compares the actual condition to the "normal" condition the body tries to maintain.
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The single method used for all scientific investigation is called the scientific method.
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The study of the structure of an organism and the relationships of its parts is often defined as physiology.
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The term atrophy describes a body structure that is at the peak of its efficiency.
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The term dystrophy describes a degenerative process on a body structure due to lack of use.
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The thoracic cavity is divided into two parts, the mediastinum and the dorsal cavity.
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The two major cavities of the body are the abdominal and thoracic cavities.
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The upper abdominopelvic area consists of the right and left hypogastric and the epigastric regions.
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The word dissection is derived from two word parts that mean "cutting apart."
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When reading a compass rosette in a figure, the letter P opposite the letter D stands for posterior.
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A body in a prone position has its dorsal side to the ground.
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A sagittal section divides the body into upper and lower parts.
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An organ is defined as a group of several types of cells working together to perform a specific function.
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Anterior and proximal are opposite terms
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Because humans walk upright, inferior and deep mean the same thing.
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Because humans walk upright, superior and superficial mean the same thing.
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Exercise helps to maintain homeostasis.
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45. A negative feedback loop is one way the body tries to maintain homeostasis.
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A body in a supine position has its dorsal side to the ground.
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A frontal section divides the body into front and back parts.
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A sagittal section divides the body into right and left parts.
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A transverse section divides the body into upper and lower parts.
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An accepted hypothesis must be retested numerous times to become a theory.
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Because humans walk upright, dorsal and posterior mean the same thing.
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Because humans walk upright, ventral and anterior mean the same thing.
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Homeostasis refers to the relatively constant internal environment the body tries to maintain.
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If the effects of a drug are being tested by a scientific experiment, two groups would be used: a group that gets the drug and a group that gets an inactive substance. The group that gets the inactive substance is called the control group.
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In the scientific method, a hypothesis is based on observation.
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Medial and lateral are opposite terms.
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On the compass rosettes in a figure, the letter P opposite the letter D would stand for the word proximal.
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Proximal and distal are opposite terms.
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Superior means toward the head.
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The arms and legs are part of the appendicular body portion.
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The brain and spinal cord are in the dorsal cavity.
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The cell is the smallest living structural unit of the body.
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The cells in the body live in a water environment that contains dissolved salts and other substances.
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The contraction of the uterus during childbirth is an example of a positive feedback loop.
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The control of the volume of body fluid is an example of a negative feedback loop.
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The diaphragm divides the thoracic cavity and the abdominal cavity.
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The ears are lateral to the nose.
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The effector in a negative feedback loop does something to move the regulated condition back to "normal."
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The hand is distal to the elbow.
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The head and trunk are part of the axial body portion.
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The heart is medial to the lungs.
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The lower abdominopelvic area contains the left iliac region.
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The lungs are deep to the ribs.
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The mediastinum is in both the ventral and thoracic cavities.
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The middle abdominopelvic area contains the umbilical region
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The nose is on the anterior side of the body
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The nose is superior to the mouth.
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The prone position is a position in which the body is lying face down.
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The reference position for the directional terms of the body is called the anatomical position.
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The sensor in a negative feedback loop detects a change in the regulated condition.
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The skin is superficial to the ribs
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The supine position is a position in which the body is lying face up.
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The terms ophthalmic and orbital both refer to the eye area.
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The two major cavities of the body are the dorsal and ventral cavities.
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The vertebrae are on the dorsal side of the body.
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The word leg refers only to the part of the body between the knee and the ankle.
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The word organism can be used to describe a living thing.
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When reading a compass rosette in a figure, the letter L can mean either left or lateral.
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Women can have one more body function regulated by a positive feedback loop than men can.
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A cut dividing the body into right and left portions is called a a. sagittal section b. frontal section c. transverse section d. coronal section
a
A scientific experiment testing a new drug used two groups, one getting the drug and one getting a sugar pill. If the group getting the drug did much better than the group with the sugar pill: a. it would indicate that the drug was more effective than the sugar pill b. a theory would be formed c. the control group would be shown to have improved because of the drug d. all of the above
a
A transverse section through the head would divide a. the forehead from the chin b. the nose from the back of the head c. the right eye from the left eye d. none of the above
a
An example of a negative feedback loop would be a. maintaining proper body temperature b. forming a blood clot c. uterine contractions during childbirth d. both b and c above
a
In the metric system a. a meter is longer than a yard b. a centimeter is longer than an inch c. a nanometer is longer than a micrometer d. all of the above
a
On a directional rosette, a letter L would stand for a. "left" if it is opposite the letter R b. "lateral" if it is opposite the letter D c. "lateral" if it is opposite the letter A d. "lower" if it is opposite the letter U
a
The abdominopelvic region that can be found in each of the four quadrants is the a. umbilical b. hypogastric c. epigastric d. left iliac
a
The lungs are located in the a. thoracic cavity b. mediastinum c. dorsal cavity d. both b and c above
a
The middle abdominopelvic regions include the a. right and left lumbar and umbilical b. right and left lumbar and epigastric c. right and left iliac and hypogastric d. right and left iliac and umbilical
a
The reference position for all body directional terms is the a. anatomical position b. prone position c. supine position d. sitting position
a
The spinal cavity is part of the a. dorsal cavity b. ventral cavity c. cranial cavity d. none of the above
a
The study of how the body functions is called a. physiology b. homeostasis c. anatomy d. dissection
a
The two major cavities of the body are the a. dorsal and ventral b.thoracic and abdominal c. pleural and mediastinum d. none of the above
a
Using the maintaining of a constant temperature in a building as an example of a feedback loop, the thermometer would be an example of a(n) a. sensor b. control center c. effector d. positive feedback loop
a
Which of the following terms do not refer to a part of the head region? a. Olecranal b. Zygomatic c. Frontal d. All of the above terms refer to parts of the head
a
A cut dividing the body into anterior and posterior portions is called a a. sagittal section b. frontal section c. transverse section d. none of the above
b
A frontal section through the head would divide a. the forehead from the chin b. the nose from the back of the head c. the right eye from the left eye d. none of the above
b
A scientific experiment testing a new drug used two groups, one getting the drug and one getting a sugar pill. If the two groups had the same result, it would indicate a. the drug was safe and effective b. the drug was ineffective because it did no better than the sugar pill c. the experiment was a failure and no information could be gained d. both b and c
b
The brain is in the a. ventral cavity b. cranial cavity c. mediastinum d. none of the above
b
The correct sequence of the level of organization is a. cellular, chemical, tissue, organ b. chemical, cellular, tissue, organ c. chemical, cellular, organ, tissue d. chemical, tissue, cellular, organ
b
The heart is an example of this level or organization. a. Tissue b. Organ c. Organ system d. Organism
b
The mediastinum is part of the a. dorsal cavity b. ventral cavity c. abdominal cavity d. both b and c above
b
The relationship between the heart and the lungs can be described as a. the heart is distal to the lungs b. the heart is medial to the lungs c. the heart is lateral to the lungs d. both a and c above
b
The smallest living unit of structure is considered to be at the a. chemical level b. cellular level c. organ level d. tissue level
b
The term most opposite medial is a. dorsal b. lateral c. superficial d. none of the above
b
Using the maintaining of a constant temperature in a building as an example of a feedback loop, the thermostat would be an example of a(n) a. sensor b. control center c. effector d. positive feedback loop
b
Which process is used as the principal technique used to isolate and study the structural components or parts of the human body? a. Imaging b. Dissection c. X-rays d. Resection
b
A cut dividing the body into upper and lower portions is called a a. sagittal section b. frontal section c. transverse section d. coronal section
c
A midsagittal section through the head would divide a. the forehead from the chin b. the nose from the back of the head c. the right eye from the left eye d. none of the above
c
A scientific experiment testing a new drug used two groups, one getting the drug and one getting the sugar pill. The group getting the sugar pill is the a. test group b. hypothesis group c. control group d. observational group
c
Blood vessels are examples of this level or organization. a. Organ system b. Tissue c. Organ d. Cellular
c
If a person lost a little more than 3 pounds on a diet, they would have lost about a. 500 grams b. 1000 grams c. 1500 grams d. 2000 grams
c
The diaphragm divides the a. dorsal from the ventral cavity b. abdominal from the pelvic cavity c. thoracic from the abdominal cavity d. pleural from the mediastinum
c
The left upper quadrant of the abdominopelvic cavity includes all of the a. left lumbar region b. left iliac region c. left hypochondriac region d. left inguinal region
c
The lower right abdominopelvic quadrant includes all of the a. right hypochondriac region b. right lumbar region c. right iliac region d. right epigastric region
c
The organ level of organization contains all of these lower levels. a. The cellular and tissue levels only b. The chemical and tissue levels only c. The chemical, cellular, and tissue levels only d. The chemical, cellular, tissue, and system levels
c
The relationship between an organ and organ system is similar to the relationship between a cell and a. an organism b. the cellular level of organization c. a tissue d. none of the above
c
The relationship between the knee and the ankle can be described as a. the knee is inferior to the ankle b. the knee is distal to the ankle c. the knee is proximal to the ankle d. both a and b above
c
The word derived from two word parts that mean "cutting apart" is a. physiology b. homeostasis c. anatomy d. dissection
c
Using the maintaining of a constant temperature in a building as an example of a feedback loop, the furnace would be an example of a(n) a. sensor b. control center c. effector d. positive feedback loop
c
An example of a positive feedback loop would be a. maintaining proper body temperature b. forming a blood clot c. uterine contractions during childbirth d. both b and c above
d
Because humans walk in an upright position, the two terms that can be used interchangeably are a. posterior and ventral b. posterior and inferior c. posterior and superficial d. posterior and dorsal
d
If this kind of section were made through the center of the head, both the right and left eyes would be on the same section. a. Coronal section b. Midsagittal section c. Transverse section d. Both a and c above
d
The lower abdominopelvic regions include the a. right and left iliac and umbilical b. right and left lumbar and epigastric c. right and left lumbar and hypogastric d. right and left iliac and hypogastric
d
The relationship between the skin and the muscles can be described as a. the skin is superficial to the muscle b. the muscle is superficial to the skin c. the muscle is deep to the skin d. both a and c above
d
The term most opposite proximal is a. medial b. superior c. anterior d. distal
d
The upper abdominopelvic regions include the a. right and left hypochondriac and umbilical b. right and left lumbar and umbilical c. right and left iliac and epigastric d. right and left hypochondriac and epigastric
d
The word supine describes a. the body lying face downward b. an anatomical direction c. the reference position of the body d. the body lying face upward
d
This structure physically separates the pelvic cavity from the abdominal cavity. a. Mediastinum b. Diaphragm c. Mesenteries d. None of the above
d
Which of the following is not controlled by a negative feedback loop? a. Body temperature b. Blood oxygen concentration c. Fluid levels of the body d. Blood clot formation
d