EMT Chapter 6: The Human Body - Multiple Choice Questions Rated A+

EMT Chapter 6: The Human Body - Multiple Choice Questions Rated A+ The part of the brain that controls the left side of the body is the: A. Left-side cerebrum B. Left parietal lobe C. Right-side cerebrum D. Right temporal lobe Ans- C. Right-side cerebrum Activities such as walking, talking, and writing are regulated by the: A. Central nervous system B. Autonomic nervous system C. Involuntary nervous system D. Somatic nervous system Ans- D. somatic nervous system Key hormones of the sympathetic nervous system include: A. Acetylcholine and insulin B. Norepinephrine and acetylcholine C. Glucagon and noradrenaline D. Epinephrine and norepinephrine Ans- D epinephrine and norepinephrine The elbow is an example of a ______ joint A. Hinge B. Gliding C. Ball-and-socket D. Saddle Ans- A. Hinge The artery that can be palpated on the anterior surface of the foot is the: A. Anterior tibial B. Posterior tibial C. Dorsalis pedis D. Ventral pedis Ans- C. dorsalis pedis The large, flat, triangular bone that overlies the posterior thoracic wall is called the: A. Clavicle B. Scapula C. Acromion D. Glenoid Ans- B. Scapula Breathing occurs as the result of a(n): A. Increase in oxygen, which decreases the pH of the cerebrospinal fluid B. Decrease in carbon dioxide, which increases the pH of the cerebrospinal fluid C. Decrease in oxygen, which increases the pH of the cerebrospinal fluid D. Increase in carbon dioxide, which decreases the pH of the cerebrospinal fluid Ans- D. increase in carbon dioxide, which decreases the pH of the cerebrospinal fluid Both areas of the pons are used to: A. Ensure that the lungs do not overinflate during breathing B. Augment respirations during emotional or physical stress C. Provide forced inspiration or expiration as needed D. Set the base rate and depth of breathing in a healthy person Ans- B. augment respirations during emotional or physical stress Which set of nerves is responsible for carrying information from the body to the central nervous system? Select one: A. Motor B. Vertebral C. Cranial D. Sensory Ans- D. Sensory The bony prominence on the lateral/superior aspect of the thigh is called the: A. Iliac crest B. Sacral symphysis C. Greater trochanter D. Sacroiliac joint Ans- C. greater trochanter Stimulation of alpha-adrenergic receptors results in: A. Dilation of the blood vessels B. Constriction of the blood vessels C. Increased cardiac contractility D. Increased heart rate Ans- B. Constriction of the blood vessels The electrical impulse of the heart normally begins at the: A. Sinoatrial node B. Bundle of His C. Purkinje fibers D. Atrioventricular node Ans- A. sinoatrial node The body's backup system of respiratory control, which is based on low concentrations of oxygen in the blood is called the: A. Hypocarbic drive B. Hypoxic drive C. Pneumotaxic drive D. Oxyhemoglobin drive Ans- B. Hypoxic drive Which part of the central nervous system is responsible for coordinating bodily movements such as writing or sewing? Select one: A. Cerebellum B. Brain stem C. Hypothalamus D. Cerebrum Ans- A. Cerebellum Which of the following is NOT a function of the skin? A. Pressure and pain perception B. Sensory reception C. Metabolic coordination D. Temperature regulation Ans- C. Metabolic coordination The central nervous system is composed of the: A. spinal cord and sensory nerves. B. brain and spinal cord. C. motor and sensory nerves. D. brain and sensory nerves. Ans- B. Brain and spinal cord Bile is produced by the liver and concentrated and stored in the: A. stomach. B. kidneys. C. gallbladder. D. pancreas. Ans- C gallbla