3. If the ocular lens on a microscope has a magnification of 20X, what is the total magn a. a scanning lens with magnification of 4X b. a low-power lens with a magnification of 1ox c. a high power lens with a magnification of 40X d. an oil-immersion lens with a magnification of 100X 4. Choose how the letter "R" will appear as viewed under a microscope. R As viewed with the naked eye b. a.

Q: What components make up a tissue?

A: Tissue belongs to the level in the hierarchical organization that lies a cell and an organ. The four...

Q: What is the epidemiology of osteoporosis?

A: Osteoporosis is a disorder where the bones have less mass and this results a bones being very weak m...

Q: Water, reabsorbed into the blood returns to the bloodstream via O Collecting ducts O Peritubular cap...

A: Tubular reabsorption can be defined as the process by which excess water and solutes are removed by ...

Q: Match each hormone to its correct classification. Choices are used >1 times or not at all. A) monoam...

A: We can say that Hormones are chemical messenger molecules. Endocrine hormones are released by the en...

Q: Which of the following leads to a decrease in gastric emptying? O increased parasympathetic efferent...

A: The digestive system is made up of the gastrointestinal tract and accessory organs. Digestion is the...

Q: where is the areolar tissue predominately located?

A: -Areolar tissue is the most widely distributed tissue of animal body. -Areolar tissue holds the orga...

Q: Which of the following occurs during ventricular diastole? Blood returns to the heart Blood is pumpe...

A: Cardiac cycle is a repetitive cycle where a heart performs it's functions. This starts at beginning ...

Q: Explain the process of elongation during translation

A: Protein is a polypeptide molecule composed of amino acids linked together by peptide bonds. It is sy...

Q: Watch this animation (http://openstaxcollege.org/l/stomach1) that depicts the structure of the stoma...

A: The muscular organ stomach is anatomically located within the superior aspect of the abdomen between...

Q: Which of the following statements about active processes of membrane transport is true? cellular en...

A: Membrane transport involves the transport of material from the inside or outside of the cells throug...

Q: 3. Resting and exercising ESV a. What was the average resting ESV? b. What was the average exercisin...

A: Human heart is vital organ in the circulatory system containing multiple vessels like vein , arterie...

Q: visualize the three-dimensional shape of a structure froma two-dimensional tissue section.

A: Cells are the basic, essential units that make up all living creatures. A cell is responsible for pe...

Q: For which tissue does a fingernail derive ? Answer choices : 1. Epidermis  2. dermis  3.hypoderm...

A: Nails are a similar structure that is like claws in other animals. Made of alpha-keratin a polymer t...

Q: Identify the components of the pleural membranes?

A: The lungs are surrounded by a double-layered membrane. This membrane is known as the pleural membran...

Q: All preganglionic sympathetic nerve fibers passes through? Select one: O a. Dorsal root of the spina...

A:   All the nerves that arise at the central nervous system CNS, together with aggregations of cell bo...

Q: 1a. 2а. 2b. 2с. I. 3. 4. II.

A: We can say that Skin is the outermost protective layer of the body. It acts as a physical barrier ag...

Q: Structure of the double helix of DNA; whatholds the two strands of the helix together;why DNA normal...

A: Deoxyribonucleic acid (DNA) is a biomolecule that stores genetic and hereditary information in the c...

Q: Give an example of a compact bone under a microscope and what observations can you see in it?

A: Skeletal system provides our body framework of the body. It also give support during its movement an...

Q: 32. __________ and __________ are cellular extensions that move substances across cell surfaces and ...

A: Cells are the structural and functional unit of an organism that perform specific functions in our b...

Q: Which body systems functionally interact with the integumentary system

A: Human body contain different systems and each of them have a specific role to maintain the homeostas...

Q: In addition to mineralization involving calcium and phosphorus, what other physiological mechanisms ...

A: Bone is a rigid tissue made of connective tissues, bone cells, and calcium. Bone carries bone marrow...

Q: Most cells are linked together forming a tissue and membrane junctions are important factors in this...

A: Cell is a basic unit of life. The cells which are similar in structure and function form a definite ...

Q: Which of the following statements about the two major divisions of the body is true? the axial body...

A: The human body is divided into two principal portions these are axial and appendicular. The human bo...

Q: Answer the following questions regarding the cardiac cycle. a. If your heart rate is 50bpm, how long...

A: As per the guidelines and in order to provide good quality answers, the first three subparts of the ...

Q: The primary function of osteoclasts is toa. prevent osteoblasts from forming.b. become osteocytes.c....

A: Bones are the part of the human body that makes up the skeletal system. They provide strength and su...

Q: Trace the flow of blood across the different chambers of the heart. right atrium - _____ - right ve...

A: Circulatory system of the humans is a closed circulatory system with the heart as the main organ. Th...

Q: While watching a ballet presentation of "Swan Lake", you are amazed how the ballerina playing "Odett...

A: calf muscles and Achilles tendons work together to help lift the heels when a person walks.

Q: Watch this animation (http://openstaxcollege.org/l/swallowing) to see how swallowing is a complex pr...

A: The respiratory system is a collection of organs and tissues that assist in breathing. Your airways,...

Q: Why is it important for bone remodeling to occur?

A: Introduction: Bones are constructed to combine strength, elasticity, and lightness in weight. Though...

Q: Name and describe the events occurring in the four zonesof the epiphyseal plate. Explain how the epi...

A: Bones are the major structures in our body that form the skeletal system. There are about 270 bones ...

Q: The fat stored in animals prior to hibernation is in the form of Select one: Oa glycerol. Ob. phosph...

A: Hibernation is a dormant state to which an animal undergoes in order to escape from the consequences...

Q: Table 5: Effect of Temperature on Sucrase Activity Optical Density Temperature 10 °C (50 °F) 20 °C (...

A: Enzyme are the proteinaceous substance that which act upon certain substrate and convert them into t...

Q: Which of the following is a physiologic response of the kidneys to alkalosis?  enhanced tubular glu...

A: The "kidneys" are remarkably skilled at controlling blood flow rate across a wide range of blood pre...

Q: Which of the following statement relating to body cavities is false? dorsal body cavity houses brai...

A:  Body cavity is any potential space inside the human body. These cavities accommodate organs for pro...

Q: Which of these statements about the pharynx is CORRECT? Group of answer choices The laryngopharynx ...

A: The pharynx is divided into three subdivisions that is nasopharynx, oropharynx and the laryngopharyn...

Q: Triglycerides are transported by chylomicrons because ________.a. they cannot move easily in the blo...

A: Blood is the liquid connective tissue that transports gases, nutrients, metabolites, to all cells an...

Q: 1. Resting and exercising cardiac cycle length a. What was the average resting cardiac cycle length?...

A: The cardiac cycle length can be calculated from the heartbeat of the person. A faster beating heart ...

Q: Explain termination of translation. 2. How many codons are there? How many amino acids are coded by...

A: The process of polymerizing amino acids to form a polypeptide is referred to as translation. The ami...

Q: What is the function of the conchae in the nasal cavity?a. increase surface areab. exchange gasesc. ...

A: Oxygen is the terminal electron acceptor in aerobic cellular respiration which produces energy in th...

Q: Stratified epithelium is usually found in areas of the body where theprincipal activity isa. filtrat...

A: Introduction: The collection of cells present in close proximity and are responsible for a particula...

Q: . A _______________ is an imaginary flat surface that passes through the body vertically producing v...

A: Human body can be cuts through the different planes that produce different fragments. Some of the pl...

Q: The exocrine cells of the pancreas secrete pancreatic enzymes and O hydrochloric acid bile salt O bi...

A: The pancreas is an organ that is part of the digestive system. It lies posterior to the stomach at t...

Q: 6. In the results section you were asked if rate of increase of sucrase activity was greater when su...

A: Enzymes are biological catalysts that change the pace of chemical processes. Enzyme activity (the en...

Q: Arteries Veins 9. 1. 2. |10. 3. 11. 4. 5. 6. 12. 7. 8. 13.

A: Blood vessels and the heart makes the circulatory system of the human body. The heart act as a pump ...

Q: Peripheral proteins are membrane proteins that: ________________________________.  a. attach to int...

A: Plasma membrane is a lipid bilayer membrane which is made up of phospholipids and proteins. Both for...

Q: . channels in the plasma membraneopen or close in response to changes in theelectrical charge differ...

A: The cell membrane is a biological membrane that protects the cell from its surroundings by separatin...

Q: ST segment Alpha wave Beta wave QRS interval T wave PQ segment PR interval QT interval Copyright McG...

A: The graphical representation of the electrical activity of the heart during a cardiac cycle is the E...

Q: 1. All of the following characterize the ANS except. (a) a two-neuron efferent chain (b) presence of...

A: The autonomic nervous system (ANS) is a motor division of the parasympathetic nervous system (PNS) t...

Q: Which of the following hormones demonstrates more than one marked peak during the female reproductiv...

A: The monthly reproductive cycle is accountable for preparing the female body for pregnancy. In this c...

Q: What is formed from neural crest cells?

A: In humans, the male sperm fertilizes the female egg to form a zygote. This zygote develops into an i...