Exercise Science

Question 1

Which heart structure is most typically compromised in a sufferer of chronic tachycardia?

Answer 1

Conduction System (pg.12-14)

Question 2

Which of these areas in the sarcomere decreased in length and eventually disappears during muscle contraction?

Answer 2

H-zone (pg. 7)

Question 3

When the glottis is fully open, the alveolar pressure is equal to which of the following?

Answer 3

Atmospheric Pressure (pg. 17)

Question 4

Which is the antagonist muscle during plantar flexion of the ankle whilst performing a jump?

Answer 4

Tibialis anterior (pg. 474?)

Question 5

A muscle has the maximum force production capability in which scenario?

Answer 5

Muscle is at resting length (pg. 31)

Question 6

Which is not an endocrine gland?

Answer 6

Frontal cortex (pg. 66)

Question 7

What is an example of allosteric binding?

Answer 7

Nonbinding hormone blocking a receptor’s primary binding site (pg. 69)

Question 8

Athletes should consume what post-workout to ensure muscle glycogen repletion?

Answer 8

0.7-3.0g carbohydrate per kilo of bodyweight every 2-3 hours (pg. 56)

Question 9

Which of the quadriceps muscles is positioned closest to the centerline of the body?

Answer 9

Vastus medialis (pg. 4)

Question 10

The cells responsible for collagen secretion are known as:

Answer 10

Osteoblasts (pg. 97-98)

Question 11

An athlete follows a HIIT protocol with a work-rest ration of 1:1 to 1:3, which system is the athlete primarily training?

Answer 11

Oxidative (pg. 60)

Question 12

Chronilogical age refers to:

Answer 12

Age in months or years (pg. 138)

Question 13

Contractive force equals resistive force during which muscle action?

Answer 13

Isometric (pg. 32)

Question 14

Trunk saggital plane flexion is described by:

Answer 14

The chest drawing closer to the legs (pg. 27)

Question 15

Growth hormone is not responsible for influencing:

Answer 15

Increased glycogen production (pg. 77-78)

Question 16

Which valves prevent blood backflow during diastole?

Answer 16

Semilunar valves (pg 12)

Question 17

The muscles on the back of the thigh are activated by which knee movement?

Answer 17

Flexion (pg. 385, 393)

Question 18

Which of the following occurs in glycolysis when sufficient O2 is available?

Answer 18

Pryuvate is shuttled to mitochondria (pg. 49)

Question 19

Muscle adapatations to anaerobic training include:

Answer 19

Increased structural protein accretion (pg. 90)

Question 20

Which sort of synovial joint offers the greatest range of motion, owing to its structure?

Answer 20

Ball-and-socket (pg. 80-81)

Question 21

Which substance increases red blood cell formation?

Answer 21

Erythropoietin (pg. 128)

Question 22

How many muscles are in the muscle group responsible for knee flexion?

Answer 22

3 (pg. 27, 393)

Question 23

The largest muscle of the back is the agonist during which of the following actions?

Answer 23

Single-arm DB row (pg. 20, 363)

Question 24

The relaxation phase of muscle contraction results in what occuring?

Answer 24

Sarcoplasmic reticulum receives calcium (pg. 7-8)

Question 25

Which knee action relies on the biceps femoris contracting concentrically?

Answer 25

Flexion (pg. 27, 32)

Question 26

What is the starting position of the abdominal crunch?

Answer 26

Supine (pg. 360)

Question 27

The deltoid is primarily responsible for which sagittal plane motion?

Answer 27

Flexion (pg. 26-27)

Question 28

During the chin-up, the latissimus dorsi acts as the:

Answer 28

Agonist (pg. 20, 362?)

Question 29

Which of these joints is capable of movement in all three planes?

Answer 29

Hip (pg. 25-27)

Question 30

An athlete with normal IGF levels will see which of the following?

Answer 30

IGF levels unchanged (pg. 80-81)