What two functions does myelination serve? O a. Insulate and remove cell debris O b. Form blood-brain barrier and remove cell debris O c. Speed up the propagation of action potential and form CSF d. Insulate and speed up the propagation of action potential

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A: Bones are the vital body parts that are responsible for providing structural support to the soft…

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A: Hormones can be defined as chemical messengers secreted in the blood by the endocrine gland and…

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A: The master organ that is located in the body superior region protected in a bone cage called the…

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A: Option:D  Expiration

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A: Postpartum care is the most essential part after the pregnancy because it reduces or avoids the risk…

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A: The blood vessels are present in the circulatory system. The blood vessels transport the blood,…

Q: During cross bridge cycling in skeletal muscle, force is created by the power stroke of the: actin…

A: The cross bridge cycling exhibits the shortening of muscles because of the movement of the…

Q: Spermatogenesis takes place in the a. prostate.gland b. glans penis c. seminiferous tubules d.…

A: Every mother deserves a separate nurse in the physical environment. Postpartum care is the most…

Q: Describe the mechanism involved in the exchange of gases in the aquatic vertebrates. counter current…

A: Gills are found in aquatic animals such as fish, whereas human lungs perform the same function.

Q: Which one of the following will have the most difficulty in crossing the plasma membrane

A: The cell membrane is a biological membrane that separates and shields the interior of all cells from…

Q: >> Fossil Cranium #1 is MOST LIKELY This is POSSIL #1 below Top views Frontal views Homo sapiens E…

A: The fossil 1 is of Homo neanderthalensis.  Because it appears as the zygomatic bone is bigger and…

Q: Match the items listed in column A with the tissue types listed in column B. Column A Column B (1)…

A: Cells are the basic units of life. Cells give rise to tissues and organs. Multiple organs that work…

Q: Where are epithelial tissues found in the body?

A: Tissue is a biological organizing level between cells and an entire organ. A tissue is a group of…

Q: Provide a schematic/diagram of the mehcnaim of anemia.

A: Anemia is defined as low number of red blood cells leading to poor oxygen capacity of cell. It can…

Q: The thalamus is the site of central tolerance for T cells. O True O False

A: The immune system is an essential component of the body, that is responsible for  the protection of…

Q: A patient addressed a hospital with complaints of lost sensitivity of the skin of the little finger.…

A: Loosing the sensitivity of the skin can cause numbness in the body. It can occur due to nerve…

Q: During platelet activation, the platelet plug is anchored and stabilized by the developing fibrin…

A: Platelets  These are small and disc-shaped cells that are present in the blood. These cells are…

Q: 7. What is the bone cell that is a modified monocyte (macrophage) that breaks down and re-absorbs…

A: Bones are a crucial component of the skeletal system in humans that is concerned with providing a…

Q: 1. How is the ear able to localize sound? What cues are being processed in the brain? 2. Will…

A: 1-; Our ability to localize sounds aids in our understanding of the environment. By comparing the…

Q: The most abundant electrolyte in the extracellular fluid, sodium, is regulated by all of the…

A: Sodium is one of the most important salt present in our body. The concentration of intestinal sodium…

Q: List the parts of a typical long bone?

A: Bone is a rigid tissue and a major component of the skeletal system along with cartilage. The bone…

Q: 13. What is the function of the atrioventricular node? A. Pass electrical impulses from the atria…

A: The circulation in the heart is accompanied by a series of steps that includes a number of processes…

Q: time dependency of Na and k currents that flow during the action potential

A: The action potential of a neuron can be thought of as a series of changes in the electrical…

Q: The role of hormones in the regulation of sexual functions.

A: Hormones These are the chemicals that help in coordinating different functions in the body for…

Q: 52) to cool the body, sweat evaporates from the skin and ? a) heart rate increases b) blood vessels…

A: Mammals are homeothermic animals that always try to maintain a constant body temperature independent…

Q: The shape of the nose is maintained by elastic cartilage fibrocartilage

A: We know that Three tissues are principally accountable for forming the skeleton of the bone. While…

Q: Identify the yellow structure. Thymus O Spleen Thyroid Pancreas

A: Thymus.  A little organ called the thymus gland can be found in the upper chest, just behind the…

Q: List the types of brain waves?

A: We know that The electrical impulses in the brain are called brainwaves. Brainwaves from various…

Q: Presented is a diagram of the kidney with associated structures. Which of the labels identifies the…

A: Renal vortex is shown by the alphabet C.  The renal cortex is the outer layer of the kidney, just as…

Q: Which nerve(s) innervate the urinary bladder?

A: Urinary bladder is a part of urinary system and plays important role in storing urine temporarily…

Q: As food travels through the digestive tract, it comes into contact with many types of epithelial…

A: Epithelial tissues These are present throughout the body and form the covering of all body surfaces.…

Q: Explain three (3) effects on human body if homeostasis is failed to maintain

A: Homeostasis is the condition when the body's internal environment is balanced. ''Homeo" denotes the…

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A: These hormones are typically synthesized and secreted by endocrine glands of the body, and hence…

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A: The voltage difference between an intracellular space and the extracellular space is known as a…

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A: The upper GI tract is made up of the esophagus, stomach, small intestine, salivary glands, and oral…

Q: Through what two systems is carbon dioxide eliminated from the body? O respiratory and urinary…

A: Carbon dioxide is a waste product that is harmful to the body. It is produced by the cells of the…

Q: What other body systems or devices are affected by PCOS syndrome. (An explanation in detail at more…

A: POCS is called polycystic ovarian syndrome which mainly involves the ovaries leads to excessive…

Q: Salivary glands are important in taste because a. they provide the fluid in which food molecules…

A: We can say that The salivary glands can be defined as the type of exocrine, glands that produce…

Q: Prevention of iron deficiency anemia is best achieved through

A: Red blood cells or erythrocytes is the major component of the formed elements (contributing over 95%…

Q: Briefly mention the types of abdominal hernia.

A: Introduction: The hernia is a protrusion of any of the abdominal contents through any of its walls.…

Q: List four intracellular mediators affected by G proteins.

A: G proteins, sometimes referred to as guanine nucleotide-binding proteins, are a class of proteins…

Q: The biceps femoris gets inserted on the styloid process of the fibula. T/F

A: Introduction: The biceps femoris is the muscle of the back of the thigh. It has two heads of origin,…

Q: What are the five parts of the spinal cord?

A: The spinal cord is the most important structure located between the brain and the body. This is…

Q: Explain the concepts behind the nervous and chemical controls.?

A: The nervous system consists of millions of nerve cells that are ectodermal in origin. The…

Q: Next unit after bronchus principales will be: a. Bronchi b. Bronchi lobares c. Bronchioli terminales…

A: The upper airways and lower airways make up the respiratory tract. The nose and nasal passages,…

Q: Name the parts of a nail. Which part produces most of the nail?

A: The keratins plate-like structure found in primates at this finger and toe tip that resembles the…

Q: The following is an oscilloscope tracing displaying the muscle twitch of an intact, viable frog…

A: Muscle contraction is a major phenomenon associated with the functioning of the myofibril occurring…

Q: The WHO ______________________.  A. actively pursues eugenics through population control in LDCs…

A: WHO stands for World Health Organization which is the central control body for all the medical and…

Q: Upon contact with collagen fibers, platelets abruptly shrink. True False

A: Collagen fibers These are the structural elements that are present in tissues of vertebrates that…

Q: Some competitive swimmers hyperventilate before a race, thinking they can "load up on extra oxygen"…

A: It is common practice to see swimmers take in more before going under water. The practice is…