Anatomy and Physiology

Biology of Exercise

Hospital Microbiology

Pathophysiology

● Question 1 ● 0 out of 1 points ● ● ● ● Which of the following is not an adjustment that occurs in persons who live at sea level either immediately or within the first 24 hours after arriving at altitude? ● ● ● ● ● Selecte d Answer: ● A. ● an increase in the number of red blood cells per unit volume ● Correct Answer: ● D. ● a significant increase in the total number of circulating red blood cells ● ● Resp onse Feedb ack: ● The number of red blood cells per unit volume does increase by hemoconcentration (which is a loss of plasma fluid). The total number of red blood cells does not increase until later in the stay at altitude. ● ● ● ● ● Question 2 ● 1 out of 1 points ● ● ● ● The percentage of volume in the blood taken up by red blood cells is the percent ● ● ● ● ● Selected Answer: ● A. ● hematocrit ● Correct Answer: ● A. ● hematocrit ● ● ● ● ● Question 3 ● 1 out of 1 points ● ● ● ● The best way to employ the effects of altitude to improve one's performance at sea level is to live for at least one month at altitude, but drive down to sea level each day for the training session. Subsequent competition at sea level without a gap between training and competition will likely result in significantly improved performance. ● ● ● ● ● Selected Answer: ● Tr u e ● Correct Answer: ● Tr u e ● ● ● ● ● Question 4 ● 1 out of 1 points ● ● ● ● Erythropoietin is a hormone released by the pancreas that regulates red blood cell production in the spleen. ● ● ● ● ● Selected Answer: ● Fa lse ● Correct Answer: ● Fa lse ● ● ● ● ● Question 5 ● 0 out of 1 points ● ● ● ● A person who performs short sprints does not require extensive acclimatization for a competitive athletic event held at high altitude. ● ● ● ● ● Selected Answer: ● False ● Correct Answer: ● True ● ● ● ● ● Question 6 ● 1 out of 1 points ● ● ● ● Erythropoietin is a hormone released by the kidney that regulates red blood cell production in the red bone marrow. ● ● ● ● ● Selected Answer: ● Tr u e ● Correct Answer: ● Tr u e ● ● ● ● ● Question 7 ● 1 out of 1 points ● ● ● ● A majority of the important physiologic changes that contribute to acclimatization to altitude occur in a matter of ● ● ● ● ● Selected Answer: ● C. ● weeks ● Correct Answer: ● C. ● weeks ● ● ● ● ● Question 8 ● 0 out of 1 points ● ● ● ● Acute mountain sickness (AMS) does not ● ● ● ● ● Selected Answer: ● D. ● enhance tolerance to moderate exercise ● Correct Answer: ● B. ● occur as frequently with gradual acclimatization to altitude ● ● ● ● ● Question 9 ● 0 out of 1 points ● ● ● ● The best way to employ the effects of altitude to improve one's performance at sea level is to live and endurance train for at least one month at altitude and then compete at sea level without a gap between training and competition. ● ● ● ● ● Selected Answer: ● True ● Correct Answer: ● Fals e ● ● Response Feedback: ● Live high, train low. ● ● ● ● ● Question 10 ● 1 out of 1 points ● ● ● ● A legally and ethically acceptable substitute for the "live high- train low" method of endurance training is to sleep at sea level ● ● ●

BIO | 104 | Biology of Exercise | question bank | ● Question 1 ● 0 out of 1 poin

Question 1 1 out of 1 points Which of the following mechanisms of heat loss works eﬀectively when the ambient temperature is higher than core body temperature? Selected Answer: B. evaporati on Correct Answer: B. evaporati on  Question 2 1 out of 1 points Which of the following is not a consequence of heat acclimatization? Selected Answer: D. improved tolerance to exercise in cold ambient temperatures Correct Answer: D. improved tolerance to exercise in cold ambient temperatures  Question 3 1 out of 1 points The greatest impact on the eﬀectiveness of evaporative heat loss is Selected Answer: B. relative humidity of ambient air Correct Answer: B. relative humidity of ambient air  Question 4 1 out of 1 points Muscle spasms associated with exercise in the heat, without other symptoms would be referred to medically as Selected Answer: C. heat cramps Correct Answer: C. heat cramps  Question 5 1 out of 1 points Exhaustion, ﬂushed skin, dizziness, and nausea associated with exercise in the heat, without other symptoms would be referred to medically as Selected Answer: C. heat exhaustion Correct Answer: C. heat exhaustion  Question 6 1 out of 1 points The presence of sweat beads on the skin Selected Answer: D. is not the primary mechanism of sweating-induced heat loss Correct Answer: D. is not the primary mechanism of sweating-induced heat loss  Question 7 1 out of 1 points The heat produced during exercise by muscle contraction is considerable and must be dissipated to avoid overheating and heat stress injury. Selected Answer: True Correct Answer: Tru e  Question 8 1 out of 1 points Which of the following is not a mechanism of heat loss? Selected Answer: D. muscular activity Correct Answer: D. muscular activity  Question 9 1 out of 1 points As water evaporates it absorbs heat energy to change from a liquid to a gas (endothermic reaction). Selected Answer: True Correct Answer: Tru e  Question 10 1 out of 1 points Which of the following is not a consequence of dehydration? Selected Answer: B. temporary weight gain Correct Answer: B. temporary weight gain

BIO | 104 | Biology of Exercise | assessment | Question 1 1 out of 1 points W

quiz18.docx-Question 1 0 out of 1

QUIZZES 19  Question 1 1 out of 1 points This form of training least mimics the movement and speed of sport performances and activities: Selected Answer: b. isomet ric Correct Answer: b. isomet ric  Question 2 1 out of 1 points Resistance training eﬀects on the cardiovascular system include Selected Answer: d. physiologic hypertrophy of the heart Correct Answer: d. physiologic hypertrophy of the heart  Question 3 0 out of 1 points In order for training programs to optimally protect against muscle soreness, this type of action should be emphasized Selected Answer: c. isometri c Correct Answer: a. concent ric  Question 4 1 out of 1 points The adaptation of motor units to resistance training includes all of the following except : Selected Answer: a. cessation of type I motor unit activity Correct Answer: a. cessation of type I motor unit activity  Question 5 0 out of 1 points Muscle atrophy describes a decrease in the number of individual muscle ﬁbers. Selected Answer: Tru e Correct Answer: Fals e  Question 6 0 out of 1 points When comparing muscles that are equivalent in terms of muscle cross- sectional area Selected Answer: d. muscles from males are stronger than those from females. Correct Answer: c. muscles from males are equivalent in strength compared with those from females.  Question 7 1 out of 1 points Even a single exercise session exerts protective eﬀects against subsequent exercise-induced soreness and damage. Selected Answer: Tru e Correct Answer: Tru e  Question 8 1 out of 1 points Women develop muscle tone but not muscular hypertrophy when they participate in resistance training. Selected Answer: Fals e Correct Answer: Fals e  Question 9 1 out of 1 points The strength-training zone that optimizes strength improvement Selected Answer: a. encompasses from 60–100% of 1-RM Correct Answer: a. encompasses from 60–100% of 1-RM  Question 10 1 out of 1 points To increase strength in a given muscle group, those muscles need to encounter resistance levels of no more than 25% of their force-generating capacity. Selected Answer: Fals e Correct Answer: Fals e  Question 1 1 out of 1 points This form of training least mimics the movement and speed of sport performances and activities: Selected Answer: b. isomet ric Correct Answer: b. isomet ric  Question 2 1 out of 1 points The adaptation of motor units to resistance training includes all of the following except : Selected Answer: a. cessation of type I motor unit activity Correct Answer: a. cessation of type I motor unit activity  Question 3 1 out of 1 points In order for training programs to optimally protect against muscle soreness, this type of action should be emphasized

BIO | 104 | Biology of Exercise | assessment | QUIZZES 19  Question 1 1 out 

Beginning in 1927, this institution established exercise physiology as an important academic discipline. c. Harvard Fatigue Laboratory Arthur Flint, Jr. developed the ﬁrst formal exercise physiology laboratory in the United States. False The ﬁrst scientiﬁc journal to publish exercise physiology articles was the ______________. b. American Journal of Physiology Which of the following ﬁelds of study contribute to the body of knowledge about exercise? e. all of the above The most noteworthy European-based research in exercise physiology during the last 100 years was centered in countries bordering the Mediterranean Sea, especially Greece, Italy, and Turkey. False The Harvard Fatigue Laboratory was a. founded by Lawrence J. Henderson and directed by David Bruce Dill The professional organization with the largest number of members dedicated to exercise physiology and exercise physiologists is the ___________. a. American College of Sports Medicine Ten minutes per day of vigorous physical activity is almost as good for us as 10-12 hours per day ( and in some ways may even be better than 10-12 hours per day). False When we do not exercise regularly, our bodies respond in ways that enhance our ability to survive a famine or drought, but are detrimental to our long-term health. True Galen was an opportunistic physician who learned about exercise, anatomy, and physiology by studying gladiators. True  Question 1 1 out of 1 points Our ancestors were much more physically active than most of us are today. Selected Answer: Tru e Correct Answer: Tru e  Question 2 1 out of 1 points Our bodies are designed for a high volume of physical activity (many hours per day). Selected Answer: Tru e Correct Answer: Tru e  Question 3 1 out of 1 points The professional organization with the largest number of members dedicated to exercise physiology and exercise physiologists is the ___________. Selected Answer: a. American College of Sports Medicine Correct Answer: a. American College of Sports Medicine  Question 4 0 out of 1 points Ten minutes per day of vigorous physical activity is almost as good for us as 10-12 hours per day ( and in some ways may even be better than 10-12 hours per day). Correct Answer: Fals e  Question 5 1 out of 1 points When we do not exercise regularly, our bodies respond in ways that enhance our ability to survive a famine or drought, but are detrimental to our long-term health. Selected Answer: Tru e

All courses in BIO

Popular Documents