Mark the following statements as true or false. If a statement is false, correct it to make a true statement.a. Melanocytes account for the bulk of the epidermis. b. Keratinocytes begin life in the stratum corneum and gradually are pushed into the stratum basale. c. Dendritic cells are phagocytes of the immune system that protect the skin and deeper tissues from invasion by pathogens. d. Merkel cells produce the pigment melanin

Q: Which of the following statements is true of the bones of the hands and feet? Carpal bones are in th...

A: The skeletal system of the body consists of bones and joints. The primary function of this system is...

Q: Can diabetic complications be controlled by insulin therapy alone?

A: Diabetes refers to a series of medical diseases in which the body cannot utilize glucose properly. D...

Q: Describe the structure and function of the integumentary system

A: INTEGUMENTARY SYSTEM :  the integumentary system is the set of organs forming the outermost layer of...

Q: What are the functions of the axon terminal and its synaptic vesicles?

A: The nervous system is made up of neurons. Neurons communicate with one another through electrochemic...

Q: What three basic components are found in connective tissues?

A: Connective tissue is referred to as the type of tissue present in the body responsible for connectin...

Q: Define hypogastric

A: The part of the body between the chest and the pelvis is called abdomen.

Q: Describe the structure of a mammary gland

A: Structure of mammary gland: The structure of the mammary gland consists of lobes and lobules fixed ...

Q: The lunula of the nail appears white becausea. it lacks melanin.b. blood vessels cannot be seen thro...

A: A thin, hard claw-like keratinous plate covering the digits' tip (in hand and foot) in most of the p...

Q: Define agglutination

A: The term agglutination is used to describe the process of clumping or aggregation of cells or partic...

Q: Thoracic vertebrae do not havea. transverse foramina.b. costal facets.c. spinous processes.d. transv...

A: The vertebrae are the boney structures interlocked to form the vertebral column in the human skeleta...

Q: Can you help me identify the white box locations?

A: The cardiovascular system is an organ system which distributes blood to all the parts of the body wi...

Q: -Which type of synovial joint forms the two articulation sites between the Ulna and Radius?

A: Synovial joints are the foremost common type of joint within the body. A key basic characteristic fo...

Q: What are the five types of secretory cells in the stomach, andwhat does each secrete?

A: Secretory cells are referred to as cells present in the body and principally responsible for secreti...

Q: Besides the ability to move by amoeboid motion, what other physiological attributes contribute to th...

A: Introduction: The fluid portion and the cellular portion make up the blood. The liquid part of the b...

Q: Define gamete

A: The term gamete refers to the haploid cell formed by the meiotic division of diploid germ cells. Gam...

Q: Define gyrus

A: In neuroanatomy, the term gyrus can be described as the crest portion of one convolution in the brai...

Q: Define alveolus

A: In anatomy, the term alveolus is used to describe a single tine, cup-shaped, sac-like structure that...

Q: Explain the role of the nephron loop, the vasa recta, and the countercurrent mechanism in the concen...

A: The kidney is a fundamental and most integral unit of the excretory system of the body. The kidneys ...

Q: What is the function of mucous membranes?

A: The mucous membrane is a layer of epithelial tissue which is responsible for secreting mucus. It lin...

Q: Define diffusion, osmosis, hyper-, hypo-, and isotonicity.

A:  Different mechanisms are used to transport molecules across the plasma membrane. The plasma membran...

Q: Define endometrium

A: Introduction: The female's reproductive tract comprises the uterus, a pair of ovaries, a pair of ovi...

Q: Define endoderm

A: Endoderm can be defined as the type of germ layer from which adult organs such as the lining of the ...

Q: Define epicardium

A: Epicardium referred to as the layer of the heart which lies exteriorly. This layer is responsible fo...

Q: Define cytokine

A: Introduction: The immune system comprises lymphoid organs, cells of the immune system (lymphoid cell...

Q: Why is one epithelium referred to as “pseudostratified”?

A: The epithelium is referred to as the layer of tissue responsible for covering the body surfaces, cav...

Q: Jared eats nothing but baked bean sandwiches. Is he getting all the essential amino acids he needs i...

A: The amino acids are organic compounds consisting of carbon, nitrogen, hydrogen and oxygen. There are...

Q: Choose the structure that applies to each statement. More than one structure may apply to a statemen...

A: The ear can be defined as the type of organ which helps in hearing. The ear is divided into three se...

Q: Can you help me identify the following structures within the heart?

A: Heart and its associated blood vessels comprising of arteries and veins, the wall myocardium, the co...

Q: Define hernia

A: The term hernia is used to describe a clinical condition in which a portion of any organ is displace...

Q: Define androgen

A: ANDROGEN : it is a male sex hormone such as testosterone . An androgen is any natural or synthetic s...

Q: Define epimysium

A: Skeletal muscles are throughout the body and considered an organ of the muscular system. They vary c...

Q: Define acrosome

A: The term acrosome is used to describe the organelle originated from the Golgi apparatus that is deve...

Q: How does removal of the gallbladder affect digestion?

A: All living organisms require food for energy and organic matters for growth. Food is organic compoun...

Q: Define fascia

A: In anatomy, the term fascia is used to describe the band of connective tissue present underneath the...

Q: Define cerumen

A: CERUMEN : its a technical term for earwax .                                           Cerumen also k...

Q: Define endomysium

A: According to the muscle anatomy, each muscle is covered by a connective tissue sheath known as epimy...

Q: /How do I become a blood donor?

A: A blood donor is a person who give their blood to a recepient for transfusion.

Q: Reduced fluid losses in the urine due to retention of sodium ions and water is a result of the actio...

A: The ductless gland's chemical secretions that function as messenger molecules and are transported vi...

Q: Why do scuba divers never use 100% oxygen in the tank

A: The human respiratory system is one of the major organ systems in the body that functions to provide...

Q: Can you help me identify what this structure is and the parts of it?

A: Heart  Heart is a mesodermal origin. It is located in the thoracic (chest) cavity(under the rib cage...

Q: How would vasoconstriction or vasodilation of the afferent arteries affect glomerular filtration rat...

A: The blood in our body flows through the kidneys many times each day approximately hundred times. The...

Q: Define matrix

A: The Matrix can be defined as the substance which lies between the cells in eukaryotes. Connective ti...

Q: Define ectoderm

A: The ectoderm is a germ layer, or tissue layer, that develops during an animal embryo's development. ...

Q: Identify and describe specific structures of a neuron.  Neurons: dendrites, cell body, axon Neurogli...

A: Nervous system is an important system which helps in maintaining the homeostasis of the human body. ...

Q: 1Your patient has suffered an injury and is having difficulty swallowing food a nd also difficulty m...

A: The cranial nerve comprises twelve nerve that arises from the brain and is connected to the head, tr...

Q: Define effector

A:  A reflex arc is a neural pathway that is responsible for an involuntary action called reflex.Reflex...

Q: Try taking a really, really deep breath. If done correctly, there should be a moment of sharp pain i...

A: Breathing is the process of inhaling and exhaling the air from the lungs. In this process air move t...

Q: Define axolemma

A: Axolemma is the thick axon's plasma membrane that consists of a three-layered unit. The cytoplasm of...

Q: . Name two hormones that regulate short-term hunger andsatiety. How does leptin differ from these in...

A: A healthy, well-nourished individual can live for weeks without food intake, with assertions varying...

Q: Describe the process of spermatogenesis, and mentionwhen it first occurs.

A: Spermatogenesis is a phenomenon in which sexual gamete sperms are produced from a germ cell in males...