Why does inspiration effectively work to return blood to the heart?   A. Inspiration lowers the pressure within the thoracic cavity. B. Inspiration raises the pressure within the thoracic cavity. C. Inspiration lowers the pressur within the vascular system of the legs. D. Inspiration raises the pressure within the vascular system of the legs.

Q: Immediately after the creation of an opening through the thorax intothe pleural cavitya. air flows…

A: Discussing about creation of an opening through the thorax into the pleural cavity.

Q: What is the advantage of breathing through the nose rather than the mouth? a. The nose warms,…

A: The breathing can be defined as the inhaling of oxygen and removal of carbon dioxide out of the…

Q: A man gets stung by an insect leading to severe allergic reaction. He experiences shortness of…

A: The type of shock in insect bite is known as anaphylactic shock. It is a severe allergic reaction,…

Q: The larynxa. connects the oropharynx to the trachea.b. has three single and six paired cartilages.c.…

A: The larynx is placed within the anterior aspect of the neck . The larynx helps to protect the lower…

Q: What happens to Vital Capacity of someone with emphysema? a. Vital capacity stays the same, because…

A: The volume of air expired by the lungs after forceful inspiration and expiration is called vital…

Q: Inspiration occurs when barometric pressure:   A. Is the same as alveolar pressure B. Is higher…

A: Alveolar pressure is determined whether air will flow into the lungs. The ability to breath is…

Q: What happens during swallowing? a. Pharyngeal muscles push the bolus down so that it enters the…

A: Swallowing refers to the phenomenon in which an organism permits a substance to pass down the mouth…

Q: At an active muscle, red blood cells drop off and pick up .a. hemoglobin; bicarbonate c. hemoglobin;…

A: The correct option is d.  oxygen gas; carbon dioxide gas

Q: Which of the following would be most likely to cause pulmonary congestion?   A failure of the right…

A: Pulmonary congestion is a condition of fluid accumulation occurring in the lungs which leads to…

Q: 9. Stephania measured the volume of air breathed in and out of her lungs while she was training on a…

A: According to bartleby expert guidelines, when multiple subpart questions are posted we are allowed…

Q: List a way to visualize the apposition of the two pleural surfaces?

A: Pleura cavity is present in the thoracic region. It tends to separate the lungs from the chest wall…

Q: Which statement describes how carbon dioxide exits the bloodstream at its final destination?

A: Diffusion is the process which resulting from random motion of molecules by which there is a net…

Q: The primary function of the pleural membranes is ____ A. to decrease friction and allow the lungs…

A: It is a thin  moist,  slippery membrane having an outer and an inner layer. Between the two layers…

Q: What produces the main driving force which drives quiet expiration? A. contraction of the…

A: C. Elasticity of the diaphragm muscle.

Q: What happens to the heart sounds when the subject undergoes deep inspiration?

A: The cardiovascular second sounds can give various significant hints to know what is the deal with…

Q: Which statement is false about the trachea?a. It is lined with a nonkeratinized stratified…

A: The respiratory system is one of the important systems in the body that helps in the exchange of…

Q: After her workout, Arlene lies down on a mat to stretch out her leg muscles. She stands up suddenly…

A: Whenever an individual lies horizontally and exercises and then stands vertically, the blood supply…

Q: What are the muscles and actions of a quite inspiration   a. Contraction of both the diaphragm and…

A: There are two muscles namely called external and internal intercostal muscle. These muscles are…

Q: Marine mammals are able to hold their breath for extended periods underwater because a. unlike…

A: Special properties of an oxygen-binding protein in the muscles of marine mammals, such as seals,…

Q: select the applicable structures a.Pulmonary circulation b.Systemic circulation c.Carries…

A: The given image is labelled as follows;

Q: A father calls in to state that his two-year-old daughter has gotten into the medicine cabinet and…

A: Xanax tablet also called as Alprazolam. it mainly used to treat anxiety disorder. It should not be…

Q: 1. Trace the pathway of a breath of air from its point of entry to its diffusion in the lungs. Refer…

A: Introduction Air enters into the nasal cavity, then, to the epiglottis, where it is a common entry…

Q: Describe one functional difference and one structural difference between veins and arteries

A: Arteries convey oxygenated blood from the heart, while veins convey oxygen-drained blood back to the…

Q: What is the name of the sounds that you hear when the inflated sphygmomanometer is releasing…

A: The pressure exerted by the blood on the elastic wall of arteries is called blood pressure. It is…

Q: When blood pressure is suddenly decreased a small amount (10 mm Hg),which of these mechanisms are…

A: In human physiology, blood pressure can be described as the pressure or force by which the blood…

Q: Which of the following would increase the surface tension in the lungs? a. Increased intrapleural…

A: A decreased production of surfactant would increase the surface tension in the lungs.

Q: A.The membrane on the surface of the lung.     B.The membrane on the surface of the heart.     C.The…

A: All our internal organs are covered by specific membranes that are ectodermal in origin. Only our…

Q: When a kid is gagging and cannot cry out or breathe due to some marbles, what should you do first?…

A: Choking means that an object or food is stuck in the airway, usually the trachea. When this occurs,…

Q: A nurse is teaching a patient a relaxation technique. Whichstatement demonstrates the need for more…

A: Patient education is the process where the health care provider provides the necessary knowledge to…

Q: In mammals, the process of inspiration involves a.) The ribs and diaphragm pulling on the lungs to…

A: The respiratory system is a crucial body organ system composed of respiratory organs, respiratory…

Q: Which

A: Pulmonary circulation:- Is the system of transportation that shunts deoxygenated blood from the…

Q: Compare the values below. Which is greater, or are the two values equal? A. Rate of gas exchange in…

A: Arteries are the blood vessels which are responsible for transporting the blood away from the heart.…

Q: At birth, the number of alveoli represents about hots much of the total adult gas exchange units? A.…

A: The respiratory system carries out two processes of respiration that are breathing and gaseous…

Q: What happened to the left side of the bell jar when the valve was opened? O a. The intrapleural…

A: A pneumothorax is a condition where air enters the pleural space, the space between the lung and the…

Q: Compare the timing of respiratory movements during speech and tidal breathing. Compared to…

A: Tidal breathing refers to inhalation and exhalation when a person is at rest. Tidal volume refers to…

Q: correct sequence of the passage of air from the nose to the trachea ? a.…

A: Respiration: The process of gaseous exchange i.e., intake of oxygen and release of carbon dioxide is…

Q: How would paralysis of the diaphragm alter inspiration? a. It would prevent contraction of the…

A: A big muscle found beneath the heart and lungs. This is helpful to breathe. During inhaling the…

Q: Why do people who stay at higher altitude have higher RBC count? a. To permit adequate oxygen…

A: Erythrocytes are commonly referred to as red blood cells(RBCs). RBCs are highly specialized for…

Q: The superior margin of the diaphragm is supplied blood by the ____ artery.     A. Superior…

A: The diaphragm consists of a dome-shaped tendon that is surrounded by the striated muscle sheet…

Q: During exercise, venous return is enhanced by: A. the operation of carotid arterial and femoral…

A: Venous return is the flow of blood from the periphery back to the right atrium, and it is equal to…