Physiology - Final (Nightingale
College) Week 15 With 445
Questions and answers Newest
RATED A+ NEW EDITION 100%
VERIFIED CORRECT
Positive-feedback control systems: - ANSWER-accelerate a change.
Of the pathogenic organisms, which of the following are the most complex?
-Viruses
-Tapeworms
-Bacteria
-Protozoa - ANSWER-Tapeworms
Shivering to try to raise your body temperature back to normal would be an
example of:
-the body trying to maintain homeostasis.
-a positive-feedback mechanism.
,-a negative-feedback mechanism. - ANSWER-the body trying to maintain
homeostasis and a negative-feedback mechanism
The term that literally means self-immunity is: - ANSWER-autoimmunity
Intracellular parasites that consist of DNA or RNA surrounded by a protein coat
and sometimes by a lipoprotein envelope are called: - ANSWER-viruses
Pathogenesis can be defined as: - ANSWER-the course of disease development.
Intrinsic control: - ANSWER-is sometimes called autoregulation.
Which of the following is not one of the basic components in a feedback control
loop?
-Effector mechanism
-Transmitter
-Sensor
-Integrating center - ANSWER-transmitter
Negative-feedback control systems: - ANSWER-oppose a change
Negative-feedback mechanisms:
-minimize changes in blood glucose levels.
-maintain homeostasis.
,-are responsible for an increased rate of sweating when air temperature is higher
than body temperature. - ANSWER-All the above are correct of the negative-
feedback mechanisms
The amino group in an amino acid is: - ANSWER-NH3+
The element that is present in all proteins but not in carbohydrates is: - ANSWER-
nitrogen
Which of the following is not one of the major groups of organic substances in the
human body?
-proteins
-salts
-lipids
-nucleic acids - ANSWER-salts
The term glycoprotein, a combination of two words, tells you that the compound
is made of _____, with _____ being the dominant component. - ANSWER-
carbohydrate and protein; protein
Humans can synthesize 13 of 21 basic amino acids; the remaining 8, which must
be included in the diet, are called: - ANSWER-essential amino acids
Which energy-releasing or energy-transferring molecule does not contain a
nucleotide? - ANSWER-Creatine phosphate
, Which level of protein structure refers to the number, kind, and sequence of
amino acids? - ANSWER-primary
All of the following substances are organic except:
-lipids
-electrolytes
-carbohydrates
-proteins - ANSWER-electrolytes
Which of the following is not true of RNA?
-it contains ribose sugar
-it contains adenine
-it is composed of smaller molecules called nucleotides
-all of the above are true of RNA - ANSWER-all of the above are true of RNA
The types of lipids found that form hormones, such as cortisone, estrogen, and
testosterone are: - ANSWER-Steroids
The type of lipoprotein associated with "bad" cholesterol and the production of
atherosclerotic changes in blood vessels is: - ANSWER-LDL
What is the most important factor in determining the physical and chemical
properties of fatty acids? - ANSWER-Degree of saturation
College) Week 15 With 445
Questions and answers Newest
RATED A+ NEW EDITION 100%
VERIFIED CORRECT
Positive-feedback control systems: - ANSWER-accelerate a change.
Of the pathogenic organisms, which of the following are the most complex?
-Viruses
-Tapeworms
-Bacteria
-Protozoa - ANSWER-Tapeworms
Shivering to try to raise your body temperature back to normal would be an
example of:
-the body trying to maintain homeostasis.
-a positive-feedback mechanism.
,-a negative-feedback mechanism. - ANSWER-the body trying to maintain
homeostasis and a negative-feedback mechanism
The term that literally means self-immunity is: - ANSWER-autoimmunity
Intracellular parasites that consist of DNA or RNA surrounded by a protein coat
and sometimes by a lipoprotein envelope are called: - ANSWER-viruses
Pathogenesis can be defined as: - ANSWER-the course of disease development.
Intrinsic control: - ANSWER-is sometimes called autoregulation.
Which of the following is not one of the basic components in a feedback control
loop?
-Effector mechanism
-Transmitter
-Sensor
-Integrating center - ANSWER-transmitter
Negative-feedback control systems: - ANSWER-oppose a change
Negative-feedback mechanisms:
-minimize changes in blood glucose levels.
-maintain homeostasis.
,-are responsible for an increased rate of sweating when air temperature is higher
than body temperature. - ANSWER-All the above are correct of the negative-
feedback mechanisms
The amino group in an amino acid is: - ANSWER-NH3+
The element that is present in all proteins but not in carbohydrates is: - ANSWER-
nitrogen
Which of the following is not one of the major groups of organic substances in the
human body?
-proteins
-salts
-lipids
-nucleic acids - ANSWER-salts
The term glycoprotein, a combination of two words, tells you that the compound
is made of _____, with _____ being the dominant component. - ANSWER-
carbohydrate and protein; protein
Humans can synthesize 13 of 21 basic amino acids; the remaining 8, which must
be included in the diet, are called: - ANSWER-essential amino acids
Which energy-releasing or energy-transferring molecule does not contain a
nucleotide? - ANSWER-Creatine phosphate
, Which level of protein structure refers to the number, kind, and sequence of
amino acids? - ANSWER-primary
All of the following substances are organic except:
-lipids
-electrolytes
-carbohydrates
-proteins - ANSWER-electrolytes
Which of the following is not true of RNA?
-it contains ribose sugar
-it contains adenine
-it is composed of smaller molecules called nucleotides
-all of the above are true of RNA - ANSWER-all of the above are true of RNA
The types of lipids found that form hormones, such as cortisone, estrogen, and
testosterone are: - ANSWER-Steroids
The type of lipoprotein associated with "bad" cholesterol and the production of
atherosclerotic changes in blood vessels is: - ANSWER-LDL
What is the most important factor in determining the physical and chemical
properties of fatty acids? - ANSWER-Degree of saturation
