During high intensity, short-duration exercise (weight lifting, for example), fatigue is believed to be partially caused by: A. The decrease in extracellular Calcium caused by sweating. B. The increase in extracellular Potassium and increase in intracellular ADP ca used by the activity of the muscle fibers. C. The decrease in localized temperature that occurs in active muscle fibers. D. The decrease in intracellular Sodium caused by the Action Potential.

Q: Describe the effects of aging on bones.

A: The skeletal system forms the central framework of the body. It consists of all the bones of the bod...

Q: Explain the functional classification of multicellular exocrine glands and supply an example for eac...

A: Glands are collections of one or more cells that secrete signaling molecules like hormones. An exocr...

Q: Q NO 4 (a) Write down a note on neuron and its parts and also draw its diagram?

A: The central nervous system consists of the brain and the spinal cord. The central organ of the human...

Q: Name the nerves present in the brain and spinal cord

A: Brain and spinal cord are the two important parts of the central nervous system. The brain is compos...

Q: Identify the muscles that extend the thigh.

A: The filaments of myofibrils are known as myofilaments. These are principally composed of proteins kn...

Q: b) Write down the physiology of tongue?

A: The tongue is a voluntary muscular structure which along its associated structures form the floor of...

Q: What tissue composes the fibrous capsule that directly adheres to the kidney, and what are its funct...

A: The urinary system is composed of a pair of kidneys, a pair of ureters, the urinary bladder, and a u...

Q: List the 6 possible genotypes of the four blood types. Identify the parentalgenotypes that could pro...

A: Gregor Mendel discovered the fundamental laws of inheritance. He deduced that genes come in pairs an...

Q: Cells synthesize new organic molecules to: (a) perform structural maintenance and repairs. (b) suppo...

A: The cell is the basic unit that controls the entire physiological activities of the body. All organi...

Q: The collection of all the genetic information of an individual is called the: A. gene B. genome C. c...

A: Genetics is a branch of biology concerned with the study of genes, genetic variation, and heredity i...

Q: What are the major functions of calcium?

A: Calcium is an important micronutrient for all living species. Calcium is the most available nutrient...

Q: theracic 5. Which of the following bones possesses the zygomatic process? a. frontal b. occipital 11...

A: Introduction: Bones, which provide protection to organs and also structure and support to the body, ...

Q: There are three types of tissue that comprises the female breasts. What are they? 1)2)3)

A: Mammary glands of the mammals are functionally and structurally designed for production of milk for ...

Q: The kidneys play an important role in maintaining MAP by influencing which variable? Explain how ren...

A: Urinary system consists of kidneys, ureters, urinary bladder and urethra. The urinary system produce...

Q: What are 3 changes to the pelvis or lower limb that correspond with bipedalism ?

A: Bipedalism is an adaptation of organisms to move by two legs. Bipedalism is adaptation for terrestri...

Q: label

A: (As per the guidelines, we are allowed to answer one question at a time, so I am answering labeling ...

Q: Select the letter of the choice that best completes the statement. The kidneys are located in which ...

A: The excretory system involves the elimination of the nitrogenous wastes by the kidneys. It consists ...

Q: The ethmoid bone forms which other cranial structures?

A: Bone is an inflexible body tissue consisting of cells implanted in an abundant hard inter cellular m...

Q: Explain the structure and function of nervous tissue

A: Introduction: Our nervous system's primary tissue is nerve tissue. Nervous tissue is made up of two ...

Q: Locate the major cartilages of the adult skeleton.

A: The bones are the vital body parts that form the skeletal system and are responsible for providing s...

Q: What is MALT, and where is it found?

A: The Lymphatic system is a part of the circulatory and Immune system. This system supports cardiovasc...

Q: List the regions of the digestive tract, from beginning to end.

A: Regions of the digestive tract :  regions of the digestive system can be divided into two main parts...

Q: Each of these muscles can laterally flex the vertebral column,except thea. external oblique.b. trans...

A: The filaments of myofibrils are known as myofilaments. These are principally composed of proteins kn...

Q: describe the properties that distinguish epithelium fromother tissue classes;

A: Epithelial tissue marks the epithelium, that is the sheet of cells that cover exterior surfaces of t...

Q: Which is not a protein found in thin filaments? a. Tropomyosin b. Actin c. Troponin d. Myosi...

A: Myofilaments are filaments of myofibrils that are essentially made up of actin or myosin. The differ...

Q: A pituitary tumor can cause perceptual losses in the lateral vision field. The pituitary gland is lo...

A: The nervous system is responsible for managing the activities of all the organs. Cranial and vestibu...

Q: define the two subdivisions of the skeleton;

A: Introduction: The skeletal structure is the body's static internal mechanism. It is made up of muscl...

Q: What is the diagnosis?

A: If there is any symptoms of a stroke or transient ischemic attack or a case of myocardial infarction...

Q: What are motor neurons? How do the axons of motorneurons and blood vessels extend to muscle fibers?

A: The neuron is the basic unit of the nervous system which has various in signal transmission, impulse...

Q: Write the name of the nervous tissue cell described.

A: The nervous system is the system which is responsible for maintaining the coordination among all oth...

Q: Apart from the bony boundaries, which structure separates the external from the middle ear? Which tw...

A: The ear is a complex organ of the sensory system. It is placed on the human skull bilaterally on the...

Q: Explain the peripheral nervous system (easy and simple, in own words)

A: The nervous system is a communication and control system. Humans have two kinds of nervous systems. ...

Q: What is the function of secretin?

A: Hormones are defined as the chemical messengers where they get released in to the blood stream direc...

Q: Define neurilemma

A: The neuron is the basic unit of the nervous system which has various in signal transmission, impulse...

Q: Which of the following is true concerning the role of Calcium in the contraction of muscle- cells? 2...

A: skeletal muscle requires an extracellular inward calcium current to stimulate the b urst of calcium ...

Q: labeling

A: Bony skeleton provides points of attachment for skeletal muscles. The skeletal muscles contract to b...

Q: In the average adult female, ovulation occurs at day of themenstrual cycle.a. 1 b. 7 c. 14 d. 21 e. ...

A: Release of the secondary oocyte from the either of the ovary to the fallopian tube in the female is ...

Q: The time of a murder victim’s death is commonly estimated by the flexibility or stiffness of the bod...

A: Death time is critical in the record of death and healthcare transparency, but it is much greater wh...

Q: An athlete suffers a head injury that causes loss ofmovement in his left leg. What specific area of ...

A: The part of the body responsible for controlling its overall functions is the brain. It is the main ...

Q: Would a cell ever use active transport to move water across its membrane? Explain.

A: The plasma membrane is composed of phospholipids. It is a lipid bilayer. It has hydrophobic hydrocar...

Q: Q NO 2 Define the reflex arc? Also write down its steps?

A: The spinal cord has two principal functions in maintaining homeostasis: the nerve impulse propagatio...

Q: Define endocrinology

A:  The endocrine system is a messenger system that regulates distant target organs by feedback loops o...

Q: Describe four ways in which an antibody acts against anantigen

A: Immunity is an essential and characteristic feature of the human body. When the person’s immune syst...

Q: 24. Which of the following is true concerning the role of Calcium in the contraction of muscle- cell...

A: A soft tissue derived from the mesoderm layer during embryonic development that functions to assist ...

Q: Define tissue.

A: The cell is the fundamental structural, functional, and biological unit of all species. Since cells ...

Q: Describe how the amount of solute in a solvent creates aconcentration gradient. Do solutes diffuse w...

A: The cells are biological structural and functional units life and are responsible for the execution ...

Q: Describe the structure and the function of serous membranes inthe body.

A: A body cavity is defined as space or cavity that usually harbours organs and other structures.  Thes...

Q: What are the primary functions of an epididymis?

A: Introduction:   In the male reproductive system, the epididymis is a conduit that attaches a testicl...

Q: Describe how the utricular macula and saccular maculafunction in static equilibrium.

A: Along with hearing, the inner ear is in charge of encoding information about equilibrium (balance), ...

Q: Describe the relationship of viscosity to blood flow.

A: The movement of blood through a vessel, tissue, or organ is referred to as blood flow, and it is nor...