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NASM Section 3 Test with Questions and Answers What surrounds the skeletal muscles and connects them to other surrounding muscles? A. Connective tissucs B. Tendons C. Fascia D. Muscle spindles ANSWERV V¥ C In what plane of movement do shoulder horizontal adduction and abduction occur? A. Frontal B. Transverse C. Sagittal D. Dorsal ANSWERVV B Which is very important as a prenatal vitamin? A. Niacin B. Vitamin C C. Pantothenic acid D. Folate ANSWERV V D Pronation of the foot describes what multiplanar movements? A. Inversion, dorsiflexion, and ankle adduction B. Eversion, dorsiflexion, and ankle abduction C. Eversion, dorsiflexion, and ankle adduction D. Eversion, plantar flexion, and ankle abduction ANSWERV V B What is the name of the specialized cell that is the functional unit of the nervous system? A. Axon B. Nucleus C. Spindles D. Neuron ANSWERV ¥ D What is bioenergetics? C. Registered dietitian nutritionist D. Licensed dietitian ANSWERV ¥ C What is stroke volume? A. The amount of blood pumped by the heart per minute B. The amount of blood pumped out of the heart with each contraction C. The amount of blood in the ventricle before contraction D. The amount of blood remaining in the ventricle after contraction ANSWERV ¥ B What structure in the heart transfers the electrical signal from the sinoatrial (SA) node to the atrioventricular (AV) node? A. Intercalated discs B. Right bundle branch C. Left bundle branch D. Internodal pathway ANSWERV ¥ D Tlow should the amortization phase of the stretch-shortening cycle be described? A. The transition from concentric loading to eccentric unloading B. The transition between the concentric and isometric phases C. The transition between the isometric and eccentric phases D. The transition from eccentric loading to concentric unloading ANSWERV JV D Which of the following statements would be accurate with regard to muscle force and velocity during a concentric contraction? A. As the velocity of the muscle action increases, its ability to produce force decreases. B. As the velocity of a concentric muscle action decreases, its ability to produce force decreases. C. As the velocity of a concentric muscle action increases, its ability to produce force increases. D. As velocity decreases, the force remains constant. ANSWERV ¥ C What is it called when a ligament is overstretched or torn? A. A strain B. A twist C. A pull D. A sprain ANSWERVV D What is the primary function of the large intestine? A. Digestion of food and passage of waste into the small intestine B. Digestion of food and passage of waste into the rectum C. Absorption of food and passage of waste into the rectum D. Absorption of food and passage of waste into the small intestine ANS WERV ¥ C What is the concept used to describe the action of muscles that have the ability to contract automatically in anticipation of movement? D. About 90% ANSWERV¥ C Which of the following benefits may occur as a result of exercises that comprise only eccentric muscle actions that are appropriately loaded? A. Increased catabolic hormone stimulation B. Decreased anabolic hormone stimulation C. Increased anabolic hormone stimulation D. Decreased catabolic hormone stimulation ANSWERV ¥ C Vitamin C has a role in which of these functions? A. Immunity only B. Increasing bone density C. Collagen synthesis and immunity D. Collagen synthesis only ANSWERVV C What is the ventilatory threshold 1 (VT1)? A. The point at which the body switches to using carbohydrates to provide at least half the fuel for exercise B. The point at which the body uses mostly protein as fuel for exercise C. The point at which the body switches to using mostly fat as fuel for exercise D. The point at which a person can no longer talk during exercise ANSWERV JV A What are nonessential amino acids? A. Amino acids that are not required in the body B. The by-product of the breakdown of animal proteins C. Amino acids that can be synthesized by the body if overall nutrition intake is adequate D. Amino acids that must be consumed in dietary protein and cannot be created by the body ANSWERVV¥ C The process of diffusion of oxygen and carbon dioxide gases in and out of the bloodstream occurs in what structure or structures? A. Trachea B. Alveolar sacs C. Bronchioles D. Pulmonary arteries ANSWERV V B Abnormal breathing may be associated with which of the following effects? A. Slow inhalation through the nose with limited chest movement B. Shallow rapid breaths with use of the sternocleidomastoid C. Slow inhalation with expansion of the stomach D. Deep breaths with use of the diaphragm ANSWERV ¥ B Which heart chamber receives oxygenated blood and pumps it to the body? A. Left atrium When glucose is broken down via glycolysis, what molecule is created that could also be oxidized under aerobic conditions? A. Glycogen B. Pyruvate C. Amino acids D. Fatty acids ANSWERV V B The pathway for hormones secreted by the endocrine system may be described by which of the following? A. The gland secretes the hormone, which bypasses the bloodstream and binds to a receptor on the target cell to exert a particular action. B. The target ecll releases the hormone, which travels through the bloodstream to the gland to exert a particular action. C. The gland secretes the hormone, which travels through the bloodstream to reach a target cell, where it binds to a receptor and influences a particular action. D. The hormone is secreted by the bloodstream and travels to the gland to exert a particular effect. ANSWERV V C Which muscle functions as part of the global muscular system? A. Muluifidus B. Erector spinae C. Internal oblique D. Transversus abdominis ANSWERV ¥ B What are essential amino acids? A. Amino acids responsible for protein synthesis B. The only type of amino acid found in protein sources C. Amino acids that can be synthesized by the body D. Amino acids that must be consumed because they cannot be created by the body ANSWERVV D Which of the following is a limiting factor for how long anaerobic glycolysis can proceed? A. Depletion of phosphocreatine B. Lack of fatty acids C. Lack of pyruvate D. Free hydrogen ions ANSWERV ¥ D Which of the following statements is true about proprietary blends? A. Proprietary blends are used by companies so they can add illegal ingredients. B. Proprietary blends should typically be avoided, as the precise amount of each ingredient is not disclosed. C. Proprietary blends are featured on all supplements. D. Proprietary blends never contain efficacious doses of ingredients. ANSWERV V B What is the most accurate description of motor control? 
