What physiological change in older adults inhibits the functioning of the immune system? Thymus expansion Increased ciliary action Reduced autoimmune risk Adaptive immune senescence
Added by Jess C.
Close
Step 1
Thymus Expansion: This is incorrect. The thymus gland, which produces T cells for the immune system, actually shrinks (a process called thymic involution) as we age, reducing the production of new T cells. Show more…
Show all steps
Your feedback will help us improve your experience
Jenny Wu and 72 other Biology educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Immune response of old persons are weak because (a) Thymus is degenerated in old individual (b) Thymus production decreases (c) Both (a) and (b) (d) None of these
Which of the following changes to the immune system can be caused by immunosenescence? A. Increased production of interleukin-2 B.Decreased memory T cells C.Increased humoral immunity. D. Decreased signal transduction of lymphocytes.
James K.
What are examples of physiological changes that are associated with aging?
Recommended Textbooks
Biology for AP Courses
Objective Biology for NEET
Introduction to General, Organic and Biochemistry
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD