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

Q: Compare the elastic cartilage in the epiglottis to the hyaline cartilage in the trachea. Make 2-3…

A: Cartilage is a smooth elastic tissue.

Q: In the alveolates, what structure may control osmotic balance?

A: Osmotic balance ensures the optimal electrolyte concentration and maintains the non-electrolyte in…

Q: Describe the process of inhalation in the air pressure in the chest cavity

A: Breathing is a process mainly consist of two activities, inhalation and exhalation. It is a process…

Q: Why do fish suffocate when taken out of the water and placed in air, whereas mammals suffocate if…

A: Fish and other aquatic organisms use gills for gaseous exchange. But mammals and birds uses lungs as…

Q: Which one is the correct pathway for the flow or air to the lungs? pharynx-> larynx -> trachea ->…

A: Introduction The respiratory Pathways responsible for transporting the air from the outside to the…

Q: Describe the steps involved in the process of ventilation inmammalian lungs.

A: The exchange of air occurs between the lungs and the atmosphere so that oxygen can be exchanged for…

Q: Oxyhemoglobin forms by a chemical reaction betweenwhich of the following?a. hemoglobin and carbon…

A: Hemoglobin is a globular protein that contains four haem molecules. Hemoglobin is found on the…

Q: Draw your own original diagram to show how the alveoli and the capillaries work together to exchange…

A: The pulmonary circuit is responsible for pulmonary circulation, to oxygenate the deoxygenated blood…

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: In the model lung demonstration, air flows into the balloons through a rigid tube that divides once.…

A: Introduction  Lungs are the key organ which plays major role in respiration and gaseous exchange.…

Q: Describe the anatomical structure and function of the alveolar-capillary membrane. What are the 3…

A: The tongue is used to articulate alveolar consonants against or close to the superior alveolar…

Q: Which is the order of airflow during inhalation? a. nasal cavity, trachea, larynx, bronchi,…

A: Step 1 Breathing is ventilation or movement that brings in fresh air into the lungs and removes foul…

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: State the function of the following structures: Bronchus  pleural membrane  alveoli

A: A bronchus is a passage or airway that conducts air into the lungs. It is divided into primary and…

Q: Air entering the human respiratory system encounters severalstructures. Which of the following lists…

A: The function of the respiratory system is to intake oxygen through inspiration or inhalation and…

Q: State two advantages of obtaining oxygen from air, compared with obtaining oxygen from water through…

A: The transfer of oxygen from the outside environment to the cells within tissues, as well as the…

Q: In what diseases is the airway resistance increased?

A: The disease in which the airflow is diminished is known as obstructive lung disease. It occurs due…

Q: Patients with cystic fibrosis (CF) have a defect in which of the following parts of the respiratory…

A: Question - Patients with cystic fibrosis (CF) have a defect in which of the following parts of the…

Q: Define alveolus

A: Human respiratory system consists of nose, windpipe, and lungs. Lungs are present in thoracic cavity…

Q: Anatomy of the respiratory system Label the parts of the upper respiratory system: conchae,…

A: Respiration is a process of exchange of gas between the atmosphere and the body. The reaspiration…

Q: what is the function of the following? Nasopharynx, oropharynx, laryngopharynx, glotti, epiglottis,…

A: The respiratory system includes three different parts, namely the airways, the muscles of…

Q: The nasopharynx (a) is lined with a stratified squamous epithelium, (b) contains the pharyngeal…

A: The correct option is (c), the nasopharynx contains the pharyngeal tonsil.

Q: Write a short descriptive note on respiratory volumes and сараcities.

A: Respiration denotes the interchange of atmospheric oxygen with the carbon dioxide produced in the…

Q: Use the table provided to show that the air travels a total distance of 273 mm from the trachea to…

A: The millions of alveoli in the lungs, as well as the capillaries that surround them, exchange gas.…

Q: Match the description below with the proper function. Forced breathing [ Choose ] [Choose ] requires…

A: Forced breathing is a process seen in special conditions such as doing body work outs, running etc .…

Q: Fill in the space with the appropriate word from the word-bank below; causing During inhalation, the…

A: Inhalation is the process by which we take in oxygen-rich air. Exhalation is the process by which we…

Q: Identify and label the different structures of the bronchioles.

A: Introduction Bronchioles:- These are air passages inside the lungs that branch off like tree limbs…

Q: Explain the specific role of the human diaphragm in filling the lungs with air during inspiration…

A: The diaphragm is a C shaped structure of skeletal muscle which is responsible for the separation of…

Q: Which of the following is the correct path of airflow during inhalation? O nasal cavity, larynx,…

A: Breathing is the most important physiological process through which an organism takes in the…

Q: Which of the following represents the pathway of the respiratory system? Nasal cavity, trachea,…

A: Respiration is an essential physiological process that helps in the exchange of mainly oxygen and…

Q: The lung segment called the superior lingula is found in theA. left lung, lower division of the…

A: Respiration is a biochemical process of oxidation of organic compounds in an orderly manner for the…

Q: Compare and contrast the respiratory system of fish, amphibians, birds and mammals.

A: The group of organs and parts of the body involved in the gaseous exchange is known as the…

Q: The functions of C-shaped tracheal cartilages are to prevent collapse or over-expansion of the…

A: Cartilage is a type of connective tissue which is formed from chondrocytes .

Q: Name the gas that inhibits the transportation of oxygen by haemoglobin.

A: Hemoglobin is a tetrameric structure which has four subunits. each of them bind with oxygen by…

Q: Explain in detail what this picture shows which part? Bronchus

A: Structure * Bronchus are passageways to  lungs. The first bronchi is in trachea at right and left…

Q: which structure in the respiratory system is the site of gas exchange?

A: The body movements allowing air to enter and leave the lung. It is done by Inhalation and…

Q: List corresponding functions of these major respiratory organs in frogs 1. Nares 2. Buccal cavity…

A: Introduction  Frogs are amphibians, meaning they can live on land as well as in water. When they are…

Q: anatomic relationship of the parietal pleura, visceral pleura, and pleural cavity. How does the…

A: Anatomic relationship of the parietal pleura, visceral pleura, and pleural cavity. The parietal…

Q: Which statement correctly explains why respiration rate elevates with exercise as compared to at…

A: Respiration is the process of inhaling oxygen and exhaling carbon dioxide. The lungs and the…

Q: At the END of expiration alveolar pressure will be Lower that alveolar pressure at the end of…

A: The trachea(windpipe) is a respiratory organ, starts just after the larynx and runs down behind the…

Q: bell jar model can be used to demonstrate the basic mechanism of breathing humans. The diagram below…

A: The human respiratory system is defined as the system that is responsible for taking up oxygen and…

Q: If there is increased hydrostatic pressure on the venous side of the capillaries leading to an…

A: Ankle edema is a condition in which there is swelling in the ankle. This is a result of the entry of…

Q: Match the terms in column A with the descriptions in column B.   Column B1. potential space between…

A: The respiratory system is composed of four components namely lungs, wind pipe, nasal cavity and…