Podcast
Questions and Answers
What is the main function of keratins in the human body?
What is the main function of keratins in the human body?
- Make up the main components of hair, nails, and outer skin cells (correct)
- Facilitate microbial invasion
- Provide chemical protection
- Contribute to nonspecific immunity
Why is the skin slightly acidic?
Why is the skin slightly acidic?
- Due to high sodium chloride concentration
- Because of the presence of keratins
- Resulting from secretions from sweat glands (correct)
- Caused by commensal staphylococci
How do mucous membranes protect against microbial invasion?
How do mucous membranes protect against microbial invasion?
- By forming a protective covering and mucous secretions (correct)
- By withstanding microbial invasions
- By producing keratins
- Through trapping microorganisms in acid
What is the function of tears in protecting the eye?
What is the function of tears in protecting the eye?
Why are most microorganisms that reach the stomach killed?
Why are most microorganisms that reach the stomach killed?
What is the significance of keratins in providing protection for hair and nails?
What is the significance of keratins in providing protection for hair and nails?
Which of the following statements about the nonspecific immune response is correct?
Which of the following statements about the nonspecific immune response is correct?
Which of the following is NOT a component of the physical barriers in nonspecific (innate) resistance?
Which of the following is NOT a component of the physical barriers in nonspecific (innate) resistance?
The outer layer of the skin that contributes to nonspecific host resistance is composed of:
The outer layer of the skin that contributes to nonspecific host resistance is composed of:
Which of the following statements about the skin as a physical barrier in nonspecific (innate) resistance is correct?
Which of the following statements about the skin as a physical barrier in nonspecific (innate) resistance is correct?
According to the information provided, which of the following statements about immunology is correct?
According to the information provided, which of the following statements about immunology is correct?
Which of the following statements about the two types of immune responses is correct?
Which of the following statements about the two types of immune responses is correct?
