Which Of The Following Statements Regarding Agonal Respirations Is Correct
Question: The phase of the cardiac cycle in which the ventricles fill with blood is called:
Answer: diastole
Question: Which of the following statements regarding agonal respirations is correct?
Answer: Agonal respirations are ineffective and need to be assisted.
Question: Your ability to remain awake is a function of the:
Answer: reticular activating system
Question: Which of the following statements regarding smooth muscle is correct?
Answer: A person has no voluntary control over smooth muscle.
Question: The ___________ plane separates the body into left and right halves
Answer: Midsagittal
Question: Which of the following statements regarding the medulla oblongata is correct?
Answer: The medulla is sensitive to pH changes and sends messages via the phrenic nerve to contract the diaphragm.
Question: Which part of the central nervous system is responsible for coordinating bodily movements such as writing or sewing?
Answer: Cerebellum
Question: Which of the following systems is responsible for releasing hormones that regulate body activities?
Answer: endocrine
Question: Abnormalities in metabolism are MOST likely caused by dysfunction of the:
Answer: pancreas
Question: A by-product of involuntary muscle contraction and relaxation is:
Answer: heat
Question: Activities such as walking, talking, and writing are regulated exclusively by the:
Answer: somatic nervous system
Question: A fracture of the humerus just above the elbow would be described as a:
Answer: distal humerus fracture
Question: All necessary life functions are coordinated in what part of the brain?
Answer: brain stem
Question: An increase in heart rate and contractility occurs due to stimulation of:
Answer: beta-1 receptors
Question: A patient has a blood pressure of 130/70 mm Hg. The "130" represents:
Answer: ventricular contraction
Question: Both areas of the pons are used to:
Answer: augment respirations during emotional or physical stress
Question: Breathing occurs as the result of a(n):
Answer: increase in carbon dioxide, which decreases the pH of the CSF
Question: Capillary sphincter closure during internal or external bleeding is detrimental because:
Answer: waste products are not removed and nutrients are not delivered to the cells
Question: Contraction of the right ventricle causes
Answer: blood to flow into the pulmonary circulation.
Question: Dead space is the portion of the respiratory system that:
Answer: contains no alveoli and does not participate in gas exchange.
Question: Deoxygenated blood from the abdomen, pelvis, and lower extremities is returned to the right atrium via the:
Answer: inferior vena cava
Question: How does respiration differ from ventilation
Answer: Respiration is the process of gas exchange, whereas ventilation is the simple movement of air between the lungs and the environment.
Question: If an average-sized patient's chest barely moves during inhalation, even if his or her respiratory rate is normal, you should suspect that:
Answer: minute volume is decreased.
Question: Large amounts of adenosine triphosphate (ATP) is generated when:
Answer: the cells function with adequate oxygen.
Question: Pathophysiology is the study of the functional changes that occur when the body reacts to a particular:
Answer: disease.
Question: ___________ pressure is the pressure exerted by a liquid and occurs when blood is moved through the artery at relatively high pressures.
Answer: Hydrostatic
Question: Stimulation of alpha-adrenergic receptors results in:
Answer: constriction of the blood vessels.
Question: The artery that can be palpated on the anterior surface of the foot is the:
Answer: dorsalis pedis.
Question: The carpal bones form the:
Answer: wrist
Question: Worn out blood cells, foreign substances, and bacteria are filtered from the blood by the
Answer: spleen
Question: Which of the following statements regarding nervous system control of the cardiovascular system is correct?
Answer: Baroreceptors located throughout the body provide information to the brain regarding the blood pressure.
Question: The ___________ portion of the spinal column is joined to the iliac bones of the pelvis.
Answer: sacrum
Question: The circulation of blood within an organ or tissue in adequate amounts to meet the cells' current needs is called:
Answer: perfusion
Question: The firm cartilaginous ring that forms the inferior portion of the larynx is called the:
Answer: cricoid cartilage
Question: How does respiration differ from ventilation?
Answer: Respiration is the process of gas exchange, whereas ventilation is the simple movement of air between the lungs and the environment.
Question: The connecting nerve, a nerve of the peripheral nervous system, functions by
Answer: connecting the sensory and motor nerves and bypassing the brain.
Question: Which of the following arteries does NOT carry highly oxygenated blood?
Answer: pulmonary
Question: Which organ lies in the lateral and posterior portion of the left upper quadrant (LUQ) of the abdomen?
Answer: spleen
Question: What is the minute volume of a patient with a tidal volume of 500 mL, a dead space volume of 150 mL, and a respiratory rate of 16 breaths/min?
Answer: 5,600 mL
Question: The left side of the heart receives oxygenated blood from the lungs through the:
Answer: pulmonary veins
Question: As the bronchus divides into smaller bronchioles, the terminal ends of these smaller passages form the:
Answer: alveoli
Question: Oxygen and carbon dioxide pass across the alveolar membrane in the lungs through a process called:
Answer: diffusion