Human Circulatory System Quiz
50 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which type of blood cell is primarily responsible for oxygen transport?

  • Plasma
  • Erythrocytes (correct)
  • Leukocytes
  • Platelets

    • Arteries carry blood towards the heart.

    False

    What process allows substances to move in and out of unicellular organisms?

  • Diffusion (correct)
  • Osmosis
  • Active transport
  • Photosynthesis

    • In simple multicellular organisms like Hydra, blood vessels are responsible for transporting nutrients and oxygen.

    <p>False</p> Signup and view all the answers

    What is the main function of leukocytes?

    <p>Fighting infections</p> Signup and view all the answers

    What are the three main components of the human circulatory system?

    <p>Blood, blood vessels, and the heart</p> Signup and view all the answers

    The smallest blood vessels that connect arteries and veins are called ______.

    <p>capillaries</p> Signup and view all the answers

    The movement of molecules from a region of higher concentration to a region of lower concentration is called ______.

    <p>diffusion</p> Signup and view all the answers

    Match the blood vessel type with its description:

    <p>Arteries = Carry blood away from the heart Veins = Carry blood back to the heart Capillaries = Connect arteries and veins to allow material exchange</p> Signup and view all the answers

    Match the organism with its method of material transport:

    <p>Unicellular Organisms = Diffusion and cytoplasmic streaming Simple Multicellular Organisms = Water entering the body Higher Animals = Circulatory system</p> Signup and view all the answers

    What is the primary function of the lungs?

    <p>Gas exchange</p> Signup and view all the answers

    Blood flows under low pressure in the heart.

    <p>False</p> Signup and view all the answers

    Where are the lungs located in the body?

    <p>thorax</p> Signup and view all the answers

    The heart contains ________ to control blood flow.

    <p>valves</p> Signup and view all the answers

    Match the organ with its description:

    <p>Lungs = Located under the ribs Heart = Located under the skin in the thorax Arteries = Oxygenated blood flows through them Blood = Does not mix with oxygenated blood in the heart</p> Signup and view all the answers

    What is the primary purpose of a stethoscope?

    <p>To listen to sounds within the body</p> Signup and view all the answers

    The sphygmomanometer is used to listen to the heart.

    <p>False</p> Signup and view all the answers

    What is the typical blood pressure of a healthy person?

    <p>120/80 mm of Hg</p> Signup and view all the answers

    The throbbing movement of blood through arteries is called a ______.

    <p>pulse</p> Signup and view all the answers

    Match the following components with their function in a model stethoscope:

    <p>Funnel = Collects sounds Rubber tube = Transmits sounds Rubber sheet = Amplifies sounds</p> Signup and view all the answers

    What is the primary function of sweat glands in the skin?

    <p>To regulate body temperature and remove excess water</p> Signup and view all the answers

    Dialysis is a procedure that helps the kidneys function better.

    <p>False</p> Signup and view all the answers

    Name one symptom of kidney failure.

    <p>Imbalance in water levels/Build-up of waste products</p> Signup and view all the answers

    A medical process used to remove waste from the blood when kidneys fail is called ______.

    <p>dialysis</p> Signup and view all the answers

    Match the following treatments with their descriptions:

    <p>Dialysis = Removes waste product using a machine Kidney Transplant = Replaces damaged kidneys with healthy ones</p> Signup and view all the answers

    What term relates to the number of times a pulse occurs in a given timeframe?

    <p>Pulse rate</p> Signup and view all the answers

    The provided text clearly describes the instrument being used to measure the pulse.

    <p>False</p> Signup and view all the answers

    What geographical reference is mentioned but not fully explained in the context of the pulse?

    <p>Bow of Sindh</p> Signup and view all the answers

    The text refers to the measurement of a ______, although details are unclear.

    <p>pulse</p> Signup and view all the answers

    Match the concepts with their descriptions based on the provided text:

    <p>Pulse rate = Number of pulse occurrences per unit time Bow of Sindh = Geographical reference related to the pulse, but undefined Incomplete text = Lacking a full explanation of the instrument</p> Signup and view all the answers

    What is the primary excretory product of ammonotelic animals?

    <p>Ammonia</p> Signup and view all the answers

    Ureters directly filter waste from the blood.

    <p>False</p> Signup and view all the answers

    What is the main function of the kidneys in human beings?

    <p>To filter waste from the blood and maintain water and mineral balance.</p> Signup and view all the answers

    Animals that excrete uric acid, such as snakes, are called ______ animals.

    <p>uricotelic</p> Signup and view all the answers

    Match the term with the animals that excrete it:

    <p>Ammonotelic = Amoeba Uricotelic = Snakes Ureotelic = Human beings</p> Signup and view all the answers

    In the sap conduction experiment, what happens to the leaves of the shoot when the xylem is removed?

    <p>They wilt.</p> Signup and view all the answers

    The phloem is responsible for the conduction of water and minerals in plants.

    <p>False</p> Signup and view all the answers

    What is the aim of the sap conduction experiment?

    <p>To prove that the conduction of sap occurs through the xylem.</p> Signup and view all the answers

    In the osmosis demonstration, the potato is placed in a beaker of ____.

    <p>water</p> Signup and view all the answers

    Match the plant part with its function in the experiments:

    <p>Xylem = Transports water and minerals Phloem = Transports sugars Leaves = Show turgor or wilting based on water transport Potato = Used in osmosis demonstration</p> Signup and view all the answers

    What structures in the roots increase the surface area for water and mineral absorption?

    <p>Root hairs</p> Signup and view all the answers

    The ascent of sap refers to the downward movement of water through the xylem.

    <p>False</p> Signup and view all the answers

    What two properties of water facilitate the transport of water in plants?

    <p>Cohesion and adhesion</p> Signup and view all the answers

    Water and dissolved minerals are transported from the roots to the leaves through the ______.

    <p>xylem</p> Signup and view all the answers

    Match the process or property related to water transport in plants:

    <p>Cohesion = Attraction between water molecules Adhesion = Attraction between water molecules and xylem walls Capillary action = Movement of water through narrow tubes against gravity</p> Signup and view all the answers

    Based on the diagrams, which of the following best describes the interaction between the heart and lungs?

    <p>The heart pumps blood to the lungs for oxygenation, then receives oxygenated blood from the lungs.</p> Signup and view all the answers

    The diagrams focus only on the respiratory system, without illustrating connections to the circulatory system.

    <p>False</p> Signup and view all the answers

    What is the primary role of the lungs in the context of the circulatory system as shown in the diagrams?

    <p>Oxygenate blood</p> Signup and view all the answers

    The heart is depicted with ______ chambers in the circulatory system diagrams.

    <p>four</p> Signup and view all the answers

    Match the following components with their functions based on how they’re depicted in the diagrams:

    <p>Heart = Pumps blood throughout the circulatory system Lungs = Facilitate gas exchange with the blood Blood Vessels = Transport blood to and from body parts and lungs Circulatory System = Transportation system for oxygen and other nutrients</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser