Anatomy & Physiology for Laser Therapy Flashcards
7 cards from real CLT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Anatomy & Physiology for Laser Therapy flashcards as text
Which anatomical landmark helps clinicians identify the location of lymph nodes most relevant to post-laser lymphatic drainage recommendations?
Answer: Regional lymph node clusters such as inguinal, axillary, and cervical nodes
Regional lymph node clusters in the inguinal, axillary, and cervical areas are key landmarks when directing manual lymphatic drainage after laser aesthetic procedures.
The Fitzpatrick skin type scale is clinically important in laser therapy because it predicts:
Answer: Melanin content and risk of post-inflammatory hyperpigmentation
The Fitzpatrick scale classifies skin by melanin concentration and UV response, directly informing laser parameter selection to minimize hyperpigmentation risk.
In musculoskeletal laser therapy, trigger points are located within which tissue structure?
Answer: Skeletal muscle fibers (taut bands)
Trigger points are hyperirritable spots within taut bands of skeletal muscle that laser therapy targets to reduce pain and muscle tension.
Which layer of the epidermis undergoes terminal differentiation and programmed cell death to form the protective outer barrier?
Answer: Stratum corneum
The stratum corneum is composed of anucleate, keratin-filled corneocytes that result from terminal differentiation of keratinocytes, forming the outermost skin barrier.
What is the significance of the 'absorption coefficient' (µa) of a tissue in laser therapy planning?
Answer: It quantifies how strongly a tissue absorbs photons at a given wavelength
The absorption coefficient (µa) indicates how readily a tissue absorbs laser photons, directly influencing how deep energy penetrates and where thermal effects occur.
Which nerve plexus in the skin contains the sensory receptors that detect the warmth sensation produced during therapeutic laser application?
Answer: Meissner's corpuscles and free nerve endings in the dermal plexus
Free nerve endings and Meissner's corpuscles within the superficial dermal nerve plexus detect thermal and tactile stimuli including therapeutic laser-induced warmth.
During wound healing, which phase involves the maximum fibroblast activity and collagen deposition that laser therapy can enhance?
Answer: Proliferative phase
The proliferative phase (days 4–21) features intense fibroblast migration and collagen synthesis, and low-level laser therapy can accelerate this phase.