A person develops a rare autoimmune condition during early adulthood which targets only the cells in the thyroid responsible for the release of calcitonin. Which of the following is most likely to describe the patient's blood Ca2+ concentration? This person is asymptomatic and has normal blood Ca levels. This person has hypocalcemia (lovw blood Ca) because osteoclasts are not resorbing bone. This person has hypocalcemia low blood Ca) because of reduced Ca absorption in the gastrointestinal tract This person has hypercalcemia (high blood Ca2") because osteoblasts are not depositing bone.

Q: Define adaptive radiation

A: Biological evolution is the process by which the characteristics of organisms change over time over ...

Q: Which muscle type(s) (skeletal, smooth, or cardiac) can regenerate new muscle cells/fibers? Explain ...

A: Muscle is a soft and a delicate tissue found in most of the organism. These cells contain filamentou...

Q: Roberto is a 78-year-old male who has recently been diagnosed with Class III Congestive Heart Failur...

A: Congestive heart failure (CHF) is a chronic progressive condition that affects the pumping power of ...

Q: Discuss the process that gives rise to the base and facial bones of the skull.

A: The embryonic tissue that gives growth to all bones, cartilages and connective tissues of the body i...

Q: Write the name of the structure that is described. 1. Softens jolts to the vertebral column 2. Openi...

A: The vertebral column, also called the backbone or spine, is a part of the axial skeleton system. Thi...

Q: How can the ingestion of food increase the body temperature?

A: A body temperature of 98.6 degrees F is considered to be normal. Most people have a normal body temp...

Q: The endothelium is found in the ________.a. tunica intimab. tunica mediac. tunica externad. lumen

A: The endothelium is a single layer of squamous endothelial cells that lines the inside of blood and l...

Q: Select the best answer or answers from the choices given: Otoliths (ear stones) are (a) a cause of d...

A: The sensory system for hearing is called the auditory system. Both the auditory system and the vesti...

Q: Match each numbered item with the most closely related lettereditem.1. perimysium2. sarcolemma3. I b...

A: The muscular system in our body plays an important role in producing movements The mobility of the b...

Q: describe the location and functions of the basal nucleiand limbic system.

A: The brain is a three-pound organ that controls all functions of the body, interprets information fro...

Q: Name and describe the muscles of the levator ani group.?

A: Muscles cells are of three types, Skeletal, cardiac and smooth muscles. Skeletal and cardiac muscle ...

Q: Identify three structures that originate from ectoderm.

A: The ectoderm is the outermost layer. It is superficially present outside the mesoderm and endoderm, ...

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: Use the key below to indicate the blood vessel that supplies arterial blood to each of the digestive...

A: The cardiovascular system is a vital division of the circulatory system of the human body that is co...

Q: How is cardiac muscle similar to smooth muscle?

A: Heart muscle or cardiac muscle, or myocardium, is a type of muscle that forms the structure of the h...

Q: I bent my back to pick something on the floor, my back is O Depressed O Abducted O Flexed Extended

A: The posterior portion of the body in humans that extend from the neck and the pelvis is referred to ...

Q: State what the different parts of the pituitary gland are called and how they differ. b) Explain the...

A: The endocrine system is a regulatory system of ductless glands that secrete chemical messengers call...

Q: What is the reason that you have to be immunized witha new influenza vaccine each year?a. the vaccin...

A: The immune system is one of the most complex systems present in human beings. It is comparable to th...

Q: Name the most common direction in which each of the following joints tends to dislocate: (a) shoulde...

A: The human shoulder is made up of scapula and humerus bones fixed together, forming a particular ball...

Q: Describe how ion movement generates the action potential.

A: Action potentials can be defined as the nerve signals which are characterized by the sudden, fast, t...

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: Q NO 1 (a) Enumerates five sensory receptors?

A: Sensory systems are widespread throughout the body. Sensory systems composed of sensory organs, whic...

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: Define catalyst

A: Chemical reaction, a process in which one or more substances, called the reactants, are converted to...

Q: Identify the arteries

A: The cardiovascular system consists of the heart, the blood vessels, and most importantly, the blood....

Q: what is the cranial nerve II, cranial nerve II visual acuity test, how is it performed?

A: Eye is a sense organ that sits in a protective bony socket called the orbit. Eyes signal information...

Q: The knee jerk is the most common reflex we know about in health care. You are born with certain refl...

A: Reflex actions are the involuntary response of the body to a stimulus. 

Q: What factors probably stimulated an early interest in the human body?

A: Stimulation  furnished internally from thinking or externally from the atmosphere . Mental workout o...

Q: How do the functions of basophils differ from those oflymphocytes?

A: The white blood cells (WBC) are large nucleated cells which do not possess hemoglobin. Unlike the re...

Q: List four factors that may affect pulse rate.

A: Heart, being the important component of the cardiovascular system, plays a vital role in circulation...

Q: Define hilum

A: The human body is a complex system of organs and organ systems. These organs systems are formed from...

Q: What are the differences between oxygen and carbon dioxide transport in internal respiration? Don'...

A: Respiration is referred to as the phenomenon in which organisms use oxygen molecules to produce ener...

Q: Define circumvallate papilla

A: The tongue is a mass of interlacing skeletal muscle , connective tissue with a few mucous and serous...

Q: Which nerve projects to the hypothalamus to indicate the level of light stimuli in the retina?a. glo...

A: The nerve is an enclosed, cable-like bundle of nerve fibres called axons, in the PNS system (periphe...

Q: Explain the relationship between the CNS and the PNS.

A: The nervous system transmits signals between the brain and the rest of the body, including internal ...

Q: Compare and contrast the somatic sensory and visceral sensorycomponents.

A: Somatic sensory input comes from receptors which are sense organs like eyes, ears, nose, tongue and ...

Q: The basal ganglia control movement coordination movement initiation descending motor execution desce...

A: descending indirect motor execution

Q: Identify the muscles of the forearm, wrist joint, fingers, and thumb

A: Muscles are the largest delicate tissues of the musculoskeletal framework. Muscle is inferred from t...

Q: Define motor unit and muscle twitch, and describe the events occurring during the three phases of a ...

A: Muscle is mainly a soft tissue containing protein filaments with actin & myosin and is responsib...

Q: 13. The muscular partition that separates the thoracic and abdominopelvic cavities is the * (1 Point...

A: Cell is the basic functional and structural unit of life. Cells of the similar type form tissues tha...

Q: Subthreshold potentials can produce action potentials through it can't occur spatial summation tempo...

A: it can't occur

Q: Discuss the location and function of the thymus and the spleen.

A: The lymphatic system of our body is composed of primary lymphoid organs that will include the bone m...

Q: What is the major difference between monosynapticreflexes and polysynaptic reflexes?

A: The reflex is an unintentional, stereotypical effector-tissue reaction from the receptor stimulation...

Q: Is stem cell therapy option for heart disease? Why or why not?

A: Stem cell therapy is responsible for promoting the reparative process in a reaction towards disease....

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: In regulated secretion, the secretory product is usually concentrated and stored in secretory granul...

A: There are many cells in the body that produce certain hormones, chemicals, enzymes that are responsi...

Q: Describe the process by which tubule cells move H+ intothe tubule lumen and HCO3–into the extracellu...

A: The urinary system also called the renal system consists of a pair of kidneys, ureters, urinary blad...

Q: How do sperm move from the epididymis, and whatchanges occur in sperm cells while in the epididymis?

A: The humans reproduce by the sexual method of reproduction which involves fusion of gametes from both...

Q: Explain the function of acetylcholine at the neuromuscular junction.

A: The neuromuscular junction is referred to as the connection between a terminal part of the nerve and...

Q: Describe the homeostatic mechanism by which an excess or deficitof potassium controls aldosterone pr...

A: Homeostasis can be defined as the ability of a cell, tissue or organ system to regulate its constant...