Choose the correct answer, and explain why it is correct. Through which pair of intervertebral foramina do spinal nerves L5 leave the vertebral canal? (a) holes in the sacrum, (b) just superior to vertebra L5, (c) just superior to S1, (d) just inferior to S4.

Q: In your own words, briefly describe the difference between myelogenous and lymphocytic leukemia.

A: Leukemia is a specific type of cancer that is caused due to the abnormal increases in the number of ...

Q: Opening cation channels causes depolarization. The influx of which ion usually causes this? Which io...

A: Neurons are the functional units of the brain. Neurons are cells that relay messages from neurons to...

Q: What nerves innervate the ureters?

A: The paired kidneys are kidney beans shaped reddish organs that are located just above the waist betw...

Q: Outline one mechanism used by activated mTOR to increase global translation in the cell.

A: The regulation of translation is crucial for controlling cell growth and proliferation while transla...

Q: Is an action potential transmitted faster between cells connected by anelectrical synapse or by a ch...

A: In neurophysiology, the term action potential is used to describe the electrical form of messages th...

Q: Compare the primary and secondary teeth.

A: A tooth is made up of enamel, dentine, cementum and pulp tissue.The portion of the tooth that is exp...

Q: What are the two major subdivisions of the nervous system?

A: The nervous system is a complex system of nerves along with the brain and the spinal cord. It is a h...

Q: How do the endocrine and nervous systems differ in the ways they maintain homeostasis? How are they ...

A: Homeostasis refers to the physiological mechanism in which the body cells function to maintain the i...

Q: When grasping a doorknob, the thumb and finger undergoa. opposition. c. lateral excursion. e. dorsif...

A:  Various body movements can occur at the synovial joints. Body movements are usually paired and are ...

Q: What are the main terminal branches of the brachial plexus, andwhat muscles do these terminal branch...

A: The brachial plexus is a network of nerve fibers, running from the spine, formed by the ventral rami...

Q: How is the cochlear nerve formed?

A: The ear is the organ for hearing and balance. The parts of the ear include: External ear comprising:...

Q: Hydrostatic pressure forces plasma across capillary walls at venous end ofcapillary, and interstitia...

A: A force generated by fluid's pressure on the capillary walls is termed hydrostatic pressure. It forc...

Q: The diaphysis contains ________.a. the metaphysisb. fat storesc. spongy boned. compact bone

A: The diaphysis is the main or midsection (shaft) of a long bone. It is made up of cortical bone and u...

Q: (a) What is a sinusoid? (b) Give two examples of where it can be found.

A: The body's circulatory system is a vital system that concerns the circulation of the body fluids lik...

Q: What organs make up the urinary tract, and what is the mainfunction of the urinary tract?

A: The urinary tract is the drainage system of the body excreting urine, which consists of the metaboli...

Q: Describe the relationship of auscultated heart sounds, pulse rate, and heart rate

A: The heart is a muscular organ about the fist-size, placed just behind and a little left of the breas...

Q: Compare and contrast the following terms: Gastroesophageal disease and heartburn

A: Acidic reflux is a type of reflux in which muscles present at the inferior end of the esophagus rela...

Q: In menstruation, the stratum functionalis is shed from the endometrium. Explain the hormonal and phy...

A: Introduction: The monthly recurrent discharge of the blood from the genital canal of females is refe...

Q: Your friend says, “I think I have the kissing disease. What is it?” Explain the disease to your frie...

A: Viral diseases are caused by viruses, a type of microorganisms. Viral diseases are contagious in nat...

Q: Name the major functions of bones.

A: Bones are the skeletal system's structural and functional entities in humans and concerns with the b...

Q: Which type of aphasia is more like hearing a foreign language spoken?a. receptive aphasiab. expressi...

A: Damage caused to the connection between Broca's area and Wernicke's area is referred to as conductio...

Q: What is the major function of hemoglobin?

A: Hemoglobin is the metalloprotein component of the red blood cells (erythrocytes) that accounts for t...

Q: Name a hormone secreted by a muscle cell and two hormones secreted by neurons.

A: Hormones can be described as the class of signalling molecules secreted by a series of glands direct...

Q: Which nerve is responsible for taste, as well as salivation, in the anterior oral cavity?a. facialb....

A: Nerves can be defined as a group of nerve fibers that are responsible for the conduction of nerve im...

Q: Define cecum

A: The cecum can be defined as part of the large intestine, which is present between the ileum and colo...

Q: Which of these photoreceptor cells is not correctly matched withits function?a. rods—vision in low l...

A: Eyes  Each eye is a special, fluid filled structure. The wall of the eye consists of three layers : ...

Q: 2- Need help with following

A: The digestive system of the body extends from the mouth to the anus. The alimentary canal is the tub...

Q: Define epimysium

A: A skeletal muscle consists of hundreds of muscle fibers or muscle cells and connective tissues.The c...

Q: Choose from the word bank to label the missing terms in the following diagram of nutrient use in cel...

A: Metabolism is a term that's utilized to depict all chemical reactions included in keeping up the liv...

Q: Define arachnoid villi

A: In anatomy, the term arachnoid villi, which is also known as arachnoid granulations, refer to the ce...

Q: What are the origin, insertion, and nerve supply for Extensor digiti minimi? origin: insertion: nerv...

A: Muscle is one of the four major body tissues which is primarily responsible for the movement in the ...

Q: Some forms of bacteria produce resistant forms called _______________.

A: Bacteria are microscopic, single-celled life forms that flourish in differing environments. These li...

Q: Describe the functional properties of the three types of cartilage tissue.

A: Cartilages are the flexible yet tough connective tissue of the body that is found in almost all regi...

Q: Lipids area. stored primarily as triglycerides.b. synthesized by beta-oxidation.c. broken down by ox...

A: Biomolecules refer to the molecules involved in metabolism inside the living organisms. They are cat...

Q: Why is positive feedback helpful in blood clotting but unsuitable for the regulation of body tempera...

A: Homeostasis is defined as a self-regulating process of the body which maintains the internal environ...

Q: How would heart function be affected if the AV valves did not completely close during ventricular co...

A: The cardiovascular system is also called the blood vascular or circulatory system, consists of a mus...

Q: Define clitoris

A: The women's reproductive system consists of the inner and outer sex organs that reproduce new progen...

Q: Which is the part of the human visual system where the receptors that sense light, i.e., the photore...

A: The photoreceptor cells are present in the retina that can convert light into visual information. Tw...

Q: Please ASAP. Thank you. How is the low voltage activated potassium channel (LVA) activated? What is...

A: Introduction: The brief sequence of events in the membrane potential following excitation is referre...

Q: Describe clonal selection and expansion.

A: Immunity is the ability of an organism to resist infections by pathogens or state of protection agai...

Q: What role do desmosomes play in the skin?

A: Skin is the largest organ of the body and serves as a barrier for the body against pathogens, UV ray...

Q: Which organ is responsible for filtering the blood?a. ureterb. urinary bladderc. kidneyd. urethra

A: Blood is an extracellular body fluid that flows in the body in the blood vessels to transport nutrie...

Q: Define cilium (plural, cilia)

A: Cilia can be defined as the type of microscopic hair-like protuberance present in eukaryotic cells. ...

Q: Relate the structure and function of proteasomes

A: Protein complexes present in both eukaryotes and archaea, and some bacteria are known as proteasomes...

Q: Sugar stored in the liver and muscle cells for energy is calleda. glucose.b. glycogen.c. fructose.d....

A: Glycogen is a multibranched glucose polysaccharide that is used to store energy in plants, fungi, an...

Q: Surgical removal of the posterior pituitary in experimentalanimals results in clear symptoms of a ho...

A: The pituitary gland or hypophysis is a small gland about 1 centimeter in diameter or the size of a p...

Q: Describe how an enzyme interacts with its substrate.

A: Enzymes are mostly proteinaceous structures. But there are exceptions, some RNA molecules also act a...

Q: What name is given to all chemical reactions that occur within body cells?

A: Biomolecules refer to the molecules involved in metabolism inside the living organisms. They are cat...

Q: Contrast convergent and divergent neuron pathways.

A: Three fundamental kinds of the neuron: sensory neurons, motor neurons, and interneurons. The human b...

Q: Explain the structure and function of mucous, serous,cutaneous, and synovial membranes.

A: Introduction: The biological membrane making a physical barrier against foreign substances like micr...