Which are advantages of alveolar compression during a deep dive? I. Prevention of N2 transfer into blood II. Reserve of O2 for use on ascent III. Prevention of CO2 transfer to lungs

A) II B) I and II C) II and III D) I, II, and III A) II B) I and II C) II and III D) I, II, and III

Why might it be important to retain O2 in the lungs during a deep dive?

A) To prevent alveolar collapse. B) To prevent O2 from diffusing into blood from lungs. C) To prevent O2 from diffusing from blood into lungs. D) To enhance recovery upon ascent. A) To prevent alveolar collapse. B) To prevent O2 from diffusing into blood from lungs. C) To prevent O2 from diffusing from blood into lungs. D) To enhance recovery upon ascent.

Exam 26: Oxygen, Carbon Dioxide, and Internal Transport at Work: Diving by Marine Mammals

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Which statement describes an early piece of evidence showing that circulatory function is sometimes radically altered during a dive?

(Multiple Choice)

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Question 41

What is the primary stimulus for ventilation in diving mammals?

(Multiple Choice)

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Question 42

Refer to the figure shown. The figure best represents which behavior?

(Multiple Choice)

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Question 43

Refer to the figure shown. Measurements of which body component(s) are shown in the figure?

(Multiple Choice)

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Question 44

Which are advantages of alveolar compression during a deep dive? I. Prevention of N₂ transfer into blood II. Reserve of O₂ for use on ascent III. Prevention of CO₂ transfer to lungs

(Multiple Choice)

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Question 45

In the landmark 1980 study by Kooyman et al. on production of lactic acid during diving, blood was collected from seals

(Multiple Choice)

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Question 46

Why might it be important to retain O₂ in the lungs during a deep dive?

(Multiple Choice)

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Question 47

Discuss how technology has advanced our knowledge of marine mammal diving behavior. Provide an example.

(Essay)

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Question 48

Refer to the figure shown. Which data in the figure represents the lungs?

(Multiple Choice)

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Question 49

Which animal does not belong to the true (phocid) seal group?

(Multiple Choice)

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Question 50

Diving species exhibit _ to _ compared to terrestrial species. This delays their urge to inhale.

(Multiple Choice)

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Question 51

According to a central hypothesis of diving physiology, it is adaptive for diving mammals to keep their dives shorter than their species-specific aerobic dive limit (ADL) because doing so maximizes _ and minimizes _.

(Multiple Choice)

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Question 52

During a prolonged forced dive, vasoconstriction allows which cardiovascular parameter(s) to remain unchanged?

(Multiple Choice)

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Question 53

How does vasoconstriction prolong a dive?

(Essay)

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Question 54

Weddell seals employ which behavior(s) in order to reduce metabolic costs during a dive?

(Multiple Choice)

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Question 55

Discuss the aerobic dive limit (ADL) and the adaptive significance of keeping dives under this limit.

(Essay)

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Question 56

Refer to the figure shown. The data in the figure would not likely apply to which species?

(Multiple Choice)

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Question 57

Decompression sickness may result in

(Multiple Choice)

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Question 58

Most dives by Weddell seals are

(Multiple Choice)

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Question 59

Mass-specific myoglobin levels in the most accomplished divers such as the Weddell seal are _______ those of humans.

(Multiple Choice)

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Question 60

Showing 41 - 60 of 63

Exam 26: Oxygen, Carbon Dioxide, and Internal Transport at Work: Diving by Marine Mammals

Which statement describes an early piece of evidence showing that circulatory function is sometimes radically altered during a dive?

What is the primary stimulus for ventilation in diving mammals?

Refer to the figure shown. The figure best represents which behavior?

Refer to the figure shown. Measurements of which body component(s) are shown in the figure?

Which are advantages of alveolar compression during a deep dive? I. Prevention of N2 transfer into blood II. Reserve of O2 for use on ascent III. Prevention of CO2 transfer to lungs

In the landmark 1980 study by Kooyman et al. on production of lactic acid during diving, blood was collected from seals

Why might it be important to retain O2 in the lungs during a deep dive?

Discuss how technology has advanced our knowledge of marine mammal diving behavior. Provide an example.

Refer to the figure shown. Which data in the figure represents the lungs?

Which animal does not belong to the true (phocid) seal group?

Diving species exhibit _______ to _______ compared to terrestrial species. This delays their urge to inhale.

According to a central hypothesis of diving physiology, it is adaptive for diving mammals to keep their dives shorter than their species-specific aerobic dive limit (ADL) because doing so maximizes _______ and minimizes _______.

During a prolonged forced dive, vasoconstriction allows which cardiovascular parameter(s) to remain unchanged?

How does vasoconstriction prolong a dive?

Weddell seals employ which behavior(s) in order to reduce metabolic costs during a dive?

Discuss the aerobic dive limit (ADL) and the adaptive significance of keeping dives under this limit.

Refer to the figure shown. The data in the figure would not likely apply to which species?

Decompression sickness may result in

Most dives by Weddell seals are

Mass-specific myoglobin levels in the most accomplished divers such as the Weddell seal are _______ those of humans.

Animals and Environments: Function on the Ecological Stage

Molecules and Cells in Animal Physiology

Genomics, Proteomics, and Related Approaches to Physiology

Physiological Development and Epigenetics

Transport of Solutes and Water

Nutrition, Feeding, and Digestion

Energy Metabolism

Aerobic and Anaerobic Forms of Metabolism

The Energetics of Aerobic Activity

Thermal Relations

Food, Energy, and Temperature at Work: The Lives of Mammals in Frigid Places

Neurons

Synapses

Sensory Processes

Nervous System Organization and Biological Clocks

Endocrine and Neuroendocrine Physiology

Reproduction

Integrating Systems at Work: Animal Navigation

Control of Movement

Muscle

Movement and Muscle at Work: Plasticity in Response to Use and Disuse

Introduction to Oxygen and Carbon Dioxide in Physiology

External Respiration: the Physiology of Breathing

Transport of Oxygen and Carbon Dioxide in Body Fluids With an Introduction to Acid- Base Physiology

Circulation

Water and Salt Physiology: Introduction and Mechanisms

Kidneys and Excretion With Notes on Nitrogen Excretion

Water, Salts, and Excretion at Work: Mammals of Deserts and Dry Savannas

Water and Salt Physiology of Animals in Their Environments

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Which are advantages of alveolar compression during a deep dive? I. Prevention of N₂ transfer into blood II. Reserve of O₂ for use on ascent III. Prevention of CO₂ transfer to lungs

Why might it be important to retain O₂ in the lungs during a deep dive?

Diving species exhibit _ to _ compared to terrestrial species. This delays their urge to inhale.

According to a central hypothesis of diving physiology, it is adaptive for diving mammals to keep their dives shorter than their species-specific aerobic dive limit (ADL) because doing so maximizes _ and minimizes _.