Contraction of the external intercostal muscles causeswhich of the following to occur?a. The diaphragm moves downward.b. The rib cage is compressed.c. The thoracic cavity volume decreases.d. The ribs and sternum move upward.

Q: True or false: are two large organs that exchange oxygen and carbon dioxide?

A: Gaseous exchange of oxygen and carbon dioxide takes place between the tissues and blood through…

Q: What is the opening between vocal cords

A: Vocal cords are also as vocal folds. They are folds of tissue in the throat that are key in creating…

Q: 30. The alveolar epiihe (a) nonciliated columnar (b) noncilated squamous lot ciliated columnar [d)…

A: Alveoli are the sac-like structures present in the lungs. They are involved in the diffusion of…

Q: 1. why are most of the respiratory passages lined with ciliated epithelium? 2. What are the…

A: Ciliated epithelium lines the human respiratory tract from the posterior third of the nose to the…

Q: What is diaphragm section?

A: Diaphragm can work both as a voluntary and involuntary muscles. However, the main function of the…

Q: Which animals maketracheal respiration? Is therea blood-like fluid thatparticipates in this process?

A: The animals are the most abundant living organism that are found in almost every habitat. They have…

Q: 29 A. Intralobular connective tissue B. Alveoli C. Intralobular duct D. Interlobular duct 30 31 E.…

A: Correct match of the diagram is 29 -E        Interlobular  connective tissue 30- B        Alveoli…

Q: Importance of respiratory system?

A: HUMAN BODY  The body of the human beings is made up of different types of cells, tissues, organs,…

Q: This structure blocks the opening to the respiratory system duringswallowing.a. esophagus c.…

A: The cells are the primary unit of life. Based on the number of cells an organism may be unicellular…

Q: What is the function of alveolar glands?

A: Glands are a group of cells that are modified to secrete specific substances. They could be of two…

Q: Suppose that the thoracic wall is punctured at the end of a normalexpiration, producing a…

A: Pneumothorax is the condition in which air leaks in the space between the lung and the chest wall,…

Q: If the lungs are not muscles themselves, how are they able to move (expand and contract)?What must…

A: Breathing is process of inhalation and exhalation. During the process the oxygen is inhaled and…

Q: Which statement describes how the function of the lungs relates to the function of another organ…

A: The lungs and respiratory system cause oxygen from the air to be brought into the body while also…

Q: What is the function of the respiratory system?

A: Respiration occurs when the body takes in the oxygen and exchange it with carbon dioxide in the…

Q: How does the position of the arytenoid cartilages changewhen a person is simply breathing versus…

A: Cartilages are a type of a specialized connective tissue. They are made up of smooth elastic tissue…

Q: he structure of alveoli is suited to their function.

A: The alveoli are custom-made to create gas exchange in lungs happen simply and with efficiency. Here…

Q: Illustrate the relation of the Lungs to the Thoracic?

A: The thoracic cavity is a large hollow space, also called the chest cavity. It is enclosed by the…

Q: Palpate two of your laryngeal cartilages and name them. Name the ones that are impossible to palpate…

A: BASIC INFORMATION CARTILAGE  Unlike bone it is soft and flexible in nature.  Proteins and sugars…

Q: The purpose of the rib cage is to...  protect the stomach  protect the spinal cord  protect the…

A: The adult human skeleton comprises of 206 bones, which are grouped into appendicular and axial…

Q: What is the name of the tiny sacs in the lungs where the lungs where the gas exchange occurs?

A: In lungs, there are tiny air sacs which are present at the end of the bronchioles (tiny branches of…

Q: What is the function of the mucous membrane that linesthe nasal cavity?

A: As Air passes over the membrane,heat radiates from the blood and warms the air ,adjusting…

Q: Describe two ways in which atmospheric air can enter thepleural cavity.

A: Pleural cavity is the body cavity enclosed by the parietal pleura. It includes the lungs, the hilar…

Q: Whereas bronchial refers to the airways in the lungs, brachial refers to the (a) back, (b) pharynx,…

A: Respiration is the process by which oxygen is taken up from the atmosphere and carbon dioxide is…

Q: he paranasal cavities open into the nasal cavity. They include which of the following? a. frontal…

A: All the options are correct a. frontal sinuses b. maxillary sinuses c. ethmoid cells (sinuses) d.…

Q: What seems to be the function of a yawn?

A: A yawn can be defined as a coordinated movement of the larynx, chest muscles, palate, and diaphragm…

Q: Use this picture to answer the following questions: In the side lung position, what movement has…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: What do you mean by simple alveolar glands?

A: A gland is an organ, which is composed of specialized group of cells that produce secretions and…

Q: escribe how the "form" of the bronchial wall is related to two functions.

A: The bronchi originate from the trachea and consist of the left and right primary bronchi. These main…

Q: What do you mean by alveoli?

A: Alveoli are an important part of the respiratory system whose function it is to exchange oxygen and…

Q: Which has lungs - amphibians or reptiles? Explain.

A: Amphibians: These are the cold blooded vertebrate and sont have scales. They spend some of there…

Q: When the diaphragm and external intercostal muscles contract, which of the following actions does…

A: When you inhale, air enters your lungs, and oxygen from the air travels to your blood.…

Q: The _______________________ acts to compress the wall of the cheeks when air is blown out of the…

A: Couper and Myot authored the term buccinator in the year 1694. This muscle is once in a while…

Q: What is the function of the lungs?

A: Introduction  As we know Humans are multicellular organisms and their body is composed of billions…

Q: Describe hamogensis in hiher planes

A: I think there is error in typing if I made the correct guess regarding the question please consider…

Q: How is the respiratory system formed? Explain

A: The respiratory system is the system of the body that is responsible for the exchange of gases. The…

Q: Why is the position of lung tissues within the body an advantage for terrestrial animals?

A: Terrestrial organisms like birds, and insects utilize the surrounding air to exchange gases required…

Q: Which serous membrane(s) is/are found in the thoracic cavity?

A: The serous membrane is a mesothelial tissue which forms the lining of particular cavities of the…

Q: Jake told his girlfriend that the roller coaster did not bother him, butduring the ride he let loose…

A: Individuals turn out totally different sounds because of the passage of air through the vocal cords…

Q: Suppose a gastrovascular cavity were open at two ends,with fluid entering one end and leaving the…

A: Introduction  All the organisms are made up of cell, though some organisms are complex multicellular…

Q: What is the function of the respiratory system? Describe the path of air from the nose to the…

A: Respiratory system starts from the nostril and ends in the lungs

Q: * 5. The piriform recess lies in A. nasopharynx O B. oropharynx C. laryngopharynx O D. isthmus of…

A: The piriform recess lies in the laryngopharynx. Hence the option (c) is correct answer..

Q: What are some muscles and bones in the respiratory system

A: The respiratory system contains network of organs and tissues along with some muscles and bones that…

Q: What do you think happens if you block oxygen from coming into the body and prevent carbon dioxide…

A: Insects are found all throughout the planet. There are several varieties of insects. Insects can…

Q: What do you mean by alveolar glands?

A: Glands with sac like appearance are known as alveolar gland.

Q: Which are the respiratory organs of mammals?

A: The respiratory system consists of an organ system that helps in the exchange of gases in humans and…

Q: What is the purpose of venolyphatic sinuses?

A: Sinuses are hollow cavities systems in the skull. The largest sinus cavities are about an inch.…

Q: Explain how and why does the vital capacity increase when sitting down as compared to lying down?…

A: Vital capacity is the maximum amount of air a person can inhale after maximum exhalation. Vital…

Q: Which is NOT a function of the nasal cavity? Group of answer choices moistens the air warms the air…

A: The nasal cavity is present inside the nose and is divided into two parts by the nasal septum. Each…

Q: Where are the compound alveolar glands located?

A: Compound alveolar glands fall under the category of exocrine glands, where the final secretory…