Lymphoid Organs and Body Defenses Quiz
28 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

Where are the tonsils located in the human body?

  • Over the heart
  • In the LUQ of the abdomen
  • Behind the liver
  • In the pharyngeal mucosa (correct)

Which lymphoid organ filters bacteria and viruses from the blood?

  • Skin
  • Tonsils
  • Spleen (correct)
  • Thymus gland

What is the first line of defense in the body's immune system?

  • Skin (correct)
  • Inflammatory response
  • Natural killer cells
  • Lymphocytes

Which type of immune response is known as the adaptive immune response?

<p>(Adaptive) immune response (D)</p> Signup and view all the answers

What is the main function of the thymus gland?

<p>Programs lymphocytes (D)</p> Signup and view all the answers

What type of immune response occurs following re-exposure to a particular antigen?

<p>Secondary immune response (A)</p> Signup and view all the answers

When does the primary immune response typically begin following exposure to an antigen?

<p>3-6 days (A)</p> Signup and view all the answers

What happens to the antibody titre after the primary immune response?

<p>Falls within 28 days (B)</p> Signup and view all the answers

Which cells remain after the primary immune response and contribute to long-term immunity?

<p>Memory cells (B and T) (A)</p> Signup and view all the answers

Which method of acquiring immunity involves receiving antibodies from an external source?

<p>Passive immunity (A)</p> Signup and view all the answers

In which case is a person naturally immune to a disease due to having the disease previously?

<p>Natural, Active immunity (D)</p> Signup and view all the answers

What is the function of the stomach lining folds called rugae?

<p>To begin digestion of proteins (B)</p> Signup and view all the answers

Which substance is needed for vitamin B12 absorption in the stomach?

<p>Intrinsic factor (A)</p> Signup and view all the answers

What is the role of pepsin in the stomach?

<p>Digests proteins (D)</p> Signup and view all the answers

Which of the following is NOT true about gastric juice?

<p>Functions to absorb nutrients directly into the blood (D)</p> Signup and view all the answers

What is the pH optimum for the activity of active pepsin in gastric juice?

<p>$pH ext{ optimum} &lt; 2$ (A)</p> Signup and view all the answers

Where are most of the structures of the nephron located?

<p>In the cortex (B)</p> Signup and view all the answers

Which blood vessel brings blood to the glomerulus for filtration?

<p>Interlobular artery (C)</p> Signup and view all the answers

What is the site of filtration in the kidney?

<p>Bowman’s capsule (D)</p> Signup and view all the answers

Which process in urine formation separates substances by particle size?

<p>Filtration (D)</p> Signup and view all the answers

What surrounds the capsular space in the renal corpuscle?

<p>Bowman's capsule (D)</p> Signup and view all the answers

Which part of the nephron is responsible for reabsorption and secretion?

<p>Proximal convoluted tubule (A)</p> Signup and view all the answers

What is the function of the Cowper's gland?

<p>Neutralizes acidic pH of the urethra (B)</p> Signup and view all the answers

Where are the seminal vesicles located in the male reproductive system?

<p>Posterior to the bladder (C)</p> Signup and view all the answers

What is the primary function of the prostate gland in the male reproductive system?

<p>Produce milky fluid that inhibits bacteria (D)</p> Signup and view all the answers

Which structure contracts to propel sperm through the ejaculatory duct?

<p>Seminal vesicle (B)</p> Signup and view all the answers

What is the role of fructose in seminal fluid?

<p>Nourishes and activates sperm (B)</p> Signup and view all the answers

Which part of the male reproductive system surrounds the urethra and is inferior to the urinary bladder?

<p>Prostate gland (C)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Browser