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Straighterline Anatomy Final,
Straighterline Anatomy & Physiology
Questions with Detailed Verified
Answers
Question: What is the smallest level of organization in the body that contains
the body's genetic information?
a. chemical
b. cellular
c. tissue
d. organism
Answer: cellular The cellular level includes the nucleus, an organelle that
contains the body's genetic information.
Question:Which is an example of a normally occurring positive-feedback
mechanism?
Select one:
a. elevated blood pressure during exercise
b. increase in heart rate after blood loss
c. decrease in blood pressure after blood loss
d. stretching of the uterus near the end of pregnancy
Answer: d. stretching of the uterus near the end of pregnancy
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Question:Which of the following processes generates the most ATP within a
human cell?
Select one:
a. glycolysis
b. lactic acid fermentation
c. oxidative phosphorylation
d. citric acid cycle
Answer: c. oxidative phosphorylation
Question:During DNA replication, how does each template strand eventually
become two identical DNA molecules?
Select one:
a. The two strands form continuously, catalyzed by DNA polymerase.
b. The two strands form continuously, catalyzed by DNA ligase.
c. One strand forms continuously, the other forms in short segments spliced
by DNA polymerase.
d. One strand forms continuously, the other forms in short segments spliced
by DNA ligase.
Answer: d. One strand forms continuously, the other forms in short segments
spliced by DNA ligase. There is a leading strand and a lagging strand; they
don't both form continuously.
Question:Which is the most superficial layer of skin that is composed
primarily of living cells?
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Select one:
a. stratum corneum
b. stratum lucidum
c. stratum basale spinosum.
d. stratum spinosum
Answer: .
d. stratum spinosum (stratum basale layer is below the stratum spinosum)
Question:Which of the following is the definition of a third degree burn?
Select one:
a. a burn that covers at least 25% of the skin
b. a burn that has destroyed the dermis and epidermis
c. a burn that can only be caused by fire
d. a burn that does not leave scars
Answer: a burn that has destroyed the dermis and epidermis. How much skin
the burn covers does not definite which degree of burn it is.
Question:Which of the following types of openings in the skeletal system
does a "sinus" describe?
Select one:
a. cavity
b. cleft
c. hole
d. tunnel
Answer: a. cavity: a sinus is an air space within bone.
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Question:Which of the following components of the bone matrix, when
removed, allows the bone to be easily shattered?
Select one:
a. cartilage
b. collagen
c. hydroxyapatite
d. mineral
Answer: b. Collagen is a component of the bone matrix that gives it flexible
strength so it is less brittle.
Question:Which of the following is the most widely distributed type of muscle
in the body?
Select one:
a. cardiac
b. postural
c. skeletal
d. smooth
Answer: d. smooth
Question:Which sentence best describes the sliding filament model of muscle
contraction?
Select one:
a. Actin and myosin filaments remain stationary.
Straighterline Anatomy Final,
Straighterline Anatomy & Physiology
Questions with Detailed Verified
Answers
Question: What is the smallest level of organization in the body that contains
the body's genetic information?
a. chemical
b. cellular
c. tissue
d. organism
Answer: cellular The cellular level includes the nucleus, an organelle that
contains the body's genetic information.
Question:Which is an example of a normally occurring positive-feedback
mechanism?
Select one:
a. elevated blood pressure during exercise
b. increase in heart rate after blood loss
c. decrease in blood pressure after blood loss
d. stretching of the uterus near the end of pregnancy
Answer: d. stretching of the uterus near the end of pregnancy
, Page | 2
Question:Which of the following processes generates the most ATP within a
human cell?
Select one:
a. glycolysis
b. lactic acid fermentation
c. oxidative phosphorylation
d. citric acid cycle
Answer: c. oxidative phosphorylation
Question:During DNA replication, how does each template strand eventually
become two identical DNA molecules?
Select one:
a. The two strands form continuously, catalyzed by DNA polymerase.
b. The two strands form continuously, catalyzed by DNA ligase.
c. One strand forms continuously, the other forms in short segments spliced
by DNA polymerase.
d. One strand forms continuously, the other forms in short segments spliced
by DNA ligase.
Answer: d. One strand forms continuously, the other forms in short segments
spliced by DNA ligase. There is a leading strand and a lagging strand; they
don't both form continuously.
Question:Which is the most superficial layer of skin that is composed
primarily of living cells?
, Page | 3
Select one:
a. stratum corneum
b. stratum lucidum
c. stratum basale spinosum.
d. stratum spinosum
Answer: .
d. stratum spinosum (stratum basale layer is below the stratum spinosum)
Question:Which of the following is the definition of a third degree burn?
Select one:
a. a burn that covers at least 25% of the skin
b. a burn that has destroyed the dermis and epidermis
c. a burn that can only be caused by fire
d. a burn that does not leave scars
Answer: a burn that has destroyed the dermis and epidermis. How much skin
the burn covers does not definite which degree of burn it is.
Question:Which of the following types of openings in the skeletal system
does a "sinus" describe?
Select one:
a. cavity
b. cleft
c. hole
d. tunnel
Answer: a. cavity: a sinus is an air space within bone.
, Page | 4
Question:Which of the following components of the bone matrix, when
removed, allows the bone to be easily shattered?
Select one:
a. cartilage
b. collagen
c. hydroxyapatite
d. mineral
Answer: b. Collagen is a component of the bone matrix that gives it flexible
strength so it is less brittle.
Question:Which of the following is the most widely distributed type of muscle
in the body?
Select one:
a. cardiac
b. postural
c. skeletal
d. smooth
Answer: d. smooth
Question:Which sentence best describes the sliding filament model of muscle
contraction?
Select one:
a. Actin and myosin filaments remain stationary.
