Which of the following does not protect body surfaces: O All of the above Ear wax O Respiratory cilia Tears

Q: A patient born with severe combined immunodeficiency disease (SCID) is at greatest risk for which of…

A: As there are two multiple choice questions, only one will be answered. If you would like the second…

Q: Ultraviolet (UV) radiation is known to damage skin. UVA wavelengths are able to reach the dermis,…

A: Ultraviolet Radiations forms a part of the electromagnetic spectrum and is categorized according to…

Q: which body systems do butane hash oil effect, for example, do tue7 effect any of these- Endocrine,…

A: Body systems are important source of information about an organism. They give us details about the…

Q: What feature of the skin creates a physical barrier to microbial invasion? Group of answer choices…

A: Introduction:- The covering, or integument, of the body's surface that simultaneously offers…

Q: Why is it hard to scratch an itch on your back. It seems like the itch is never scratched because…

A: Itch is a quirky sensory experience that is encoded by distinguishable neurons both in the…

Q: Which of the following is not an example of the physical, mechanical, and chemical barriers at body…

A: Innate immunity is present since birth. Innate immunity is non-specific. Innate immunity lacks…

Q: Paramecium move by what two structures (select the two that apply). O Cilia Flagella Alveoli

A: The pellicle, an elastic yet hard structure, covers the Paramecium body. Within this capsule, they…

Q: ___are the cells of the nervous system which removes nervous tissue that is no longer functional…

A: Introduction Glial cells are non-neuronal cells present in the central nervous system and peripheral…

Q: Which of the following involves pseudopods?

A: Answer: PSEUDOPODS = These are also called pseudopodium , which are motile , temporary arm like…

Q: What process does NOT occur In trauma-induced breakdown of protective cell barriers in the gut?…

A: Answer :- Option (C) is correct. -Direct damage doesn't occur in trauma-induced breakdown of…

Q: olor of skin and what is the process that dark and skin one is

A: The skin colour is predominantly determined by the pigment known as melanin. The human skin is…

Q: The primary characteristic of a fourth degree burn is:     Redness   Intense inflammation and…

A: Burns occur as a result of excessive exposure of the skin to a thermal source.The source can be…

Q: If the pigments were found in the storma rather than in the thylakoid membrane how would this affect…

A: Introduction :- Plants performs the process of photosynthesis with the use of photosynthetic…

Q: Which cell of the integumentatry system would protect the body against foreign bacteria? fibroblast…

A: The organs that define the outermost layer of an organism's body are called the integumentary…

Q: why it is structurally advantageous forthe dermis to possess dermal papilla. ww w

A: Skin is outermost layer of the body which helps in providing protection to body. It separates…

Q: ● MHC II

A: MHC class I molecules (MHC-I) are cell surface recognition elements expressed on virtually all…

Q: T CON Label this diagram of the layers and structures of the epidermis.

A: Human skin generally has 3 main layers. These are epidermis, dermis, and hypodermis. The epidermis…

Q: Soap, as in baby wipes, can encourage the movement of antigens through the epidermis to dermal…

A: Skin is the outer most covering of the body surrounding muscles of our body. It is the largest organ…

Q: Which is NOT a role of sebum in the innate immune system. Group of answer choices dehydrates…

A: Sebaceous glands are present on the skin. The glands are mostly present on the chin, forehead and…

Q: Question: Please describe an important feature(s) of DC at rest versus DC in action.

A: Immunity is the ability of the body to prevent the entry of foreign organisms. These foreign…

Q: QUESTION 16 The MHC I presentation complex has a reglon for the to bind Oa CDe on the killer T O CDA…

A: Question 16. Option (a) :Answer is option CD8 on the killer T cell. MHC I complex has a region for…

Q: Which of the following is NOT a role for tissue-residebnt macrophages in maintaining homeostasis?…

A: Answer: Macrophages carry out crucial tissue-specific tasks and defend the organism from infection,…

Q: Which description below does not refer to microglia? is highly responsive to infection or disease it…

A: Glia, also known as neuroglia, are non-neuronal cells in the central nervous system and peripheral…

Q: An infection may disrupt homeostasis by: O Causing the body to sweat O Inducing fever Maintaining…

A: All the systems in our body try to maintain a constant physiological condition and chemical…

Q: When a mast cell reacts to an irritation, which of the following chemicals does it release?a.…

A: Immune cells of the myeloid lineage are mast cells .and are placed in connective tissues throughout…

Q: Multiple Sclerosis is a disorder in which there is autoimmune-activity to myelin in the central…

A: In multiple sclerosis (MS) there is mutilation and deterioration to the nerve fibre of the Central…

Q: What happens when a dendritic cell detects a pathogen? Group of answer choices the dendritic cell…

A: Dendritic cells (DC) are specialized innate antigen presenting cells that have a unique ability to…

Q: Match the barrier with its type Physical barrier Chemical barrier Mechanical barrier Microbiological…

A: The human body is constantly exposed to potentially harmful microorganisms. In order to protect…

Q: Name 2 ways in which mucus helps defend us from pathogens.

A: It is a slippery , stringy fluid substance produced by many lining tissues in the body.