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Biology Test 35...

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  • Question 1
    4 / -1

    Which of the following is not true about testosterone

  • Question 2
    4 / -1

    Intercostal muscles are attached to:

  • Question 3
    4 / -1

    The muscular spasm of ________causes hiccups.

  • Question 4
    4 / -1

    The expiratory reserve volume will be

  • Question 5
    4 / -1

    During expiration, the diaphragm becomes

  • Question 6
    4 / -1

    Select the correct option regarding respiratory volumes.

  • Question 7
    4 / -1

    The trachea is a straight tube extending up to the mid-thoracic cavity, which divides at the level of:

  • Question 8
    4 / -1

    In industries involving grinding or stone breaking, chronic exposure to dust particles causes

  • Question 9
    4 / -1

    Directions For Questions

    Read the following statements (A – D).

    (A) The movement of air in and out of the lungs is carried out by creating a pressure gradient between the lungs and atmosphere.

    (B) Inspiration can occur if the pressure within the lungs is more than the atmospheric pressure.

    (C) Expiration takes place when the intrapulmonary pressure is lesser than the atmospheric pressure.

    (D) The diaphragm and a specialized set of intercostal muscles in between the ribs help in the generation of such pressure gradients for breathing.

    ...view full instructions

    How many of the following statements are correct?

  • Question 10
    4 / -1

    Directions For Questions

    (i) Mammals have negative pressure breathing.

    (ii) The impulses for voluntary breathing are sent by the medulla oblongata.

    (iii) The trachea, primary, secondary and tertiary bronchi, and initial bronchioles are supported by incomplete cartilaginous rings.

    (iv) The volume of air remaining in the lungs even after a forcible expiration is functional residual capacity.

    ...view full instructions

    How many of the above statements are correct?

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