lab
If a student is using the 40X lens, what is the total magnification of the image being viewed? If a student is using the 40X lens, what is the total magnification of the image being viewed? 14X 40X 140X 4000X
400X
Blood is often drawn from the blood vessels located at the front of a patient's elbow, which is called the _____. Blood is often drawn from the blood vessels located at the front of a patient's elbow, which is called the _____. Tarsus Umbilicus Antecubitus Thoracis Carpus
Antecubitus
A patient goes to the emergency room complaining of lower right quadrant pain. The physician on duty who is treating this patient will likely rule out which of the following conditions first? A patient goes to the emergency room complaining of lower right quadrant pain. The physician on duty who is treating this patient will likely rule out which of the following conditions first? Hepatomegaly (enlarged liver) Splenomegaly (enlarged spleen) Pancreatitis (inflammation of the pancreas) Appendicitis (inflammation of the appendix) Cholecystitis (inflammation of the gall bladder)
Appendicitis (inflammation of the appendix)
Which of the following is an example of physiology (as opposed to anatomy)? Locating the biceps brachii muscle Classifying the bones of the appendicular skeleton Observing the arrangement of cells in an organ Identifying the types of cells present in a tissue Describing the details of how a muscle contracts
Describing the details of how a muscle contracts
The two major body cavities, which contain all of the internal organs, are _____.
Dorsal and ventral
To perform surgery on the spinal cord, a surgeon would need to cut into the _____. To perform surgery on the spinal cord, a surgeon would need to cut into the _____. Cranial cavity Thoracic cavity Dorsal cavity Pelvic cavity
Dorsal cavity;The spinal cord is located within the dorsal cavity
An X-ray reveals that a patient has a break in the distal humerus (bone of the upper arm). The break is located closest to the _____. An X-ray reveals that a patient has a break in the distal humerus (bone of the upper arm). The break is located closest to the _____. Ankle Elbow Hip Wrist
Elbow
At higher magnification the light intensity should be decreased so that the image will have good contrast. At higher magnification the light intensity should be decreased so that the image will have good contrast. True False
False - at higher magnifications the amount of light should be increased to adjust the brightness allowing for good contrast and no glare.
If the field of view is too bright, the light intensity can be lowered by turning the fine adjustment knob. If the field of view is too bright, the light intensity can be lowered by turning the fine adjustment knob. True False
False - the amount of light emitted from the light source can be adjusted in two ways. First, the iris diaphragm creates an aperture that regulates the amount of light passing through the condenser and ultimately the ocular lenses. Second, the amount of light emitted from the light source can be adjusted by turning the illumination intensity control typically located near the on/off switch on a microscope.
The body tube is the broad flat portion that supports the microscope. The body tube is the broad flat portion that supports the microscope. True False
False - the body tube supports the ocular lenses
The mediastinum is the part of the thoracic cavity that contains the lung, the heart and its major blood vessels, the trachea, the thymus gland, and the esophagus. The mediastinum is the part of the thoracic cavity that contains the lung, the heart and its major blood vessels, the trachea, the thymus gland, and the esophagus. True False
False - the lungs are located outside of the mediastinum.
The ocular lenses are mounted to the nose piece and have variable magnifications. The ocular lenses are mounted to the nose piece and have variable magnifications. True False
False - the ocular lenses are mounted to the body tube and typically magnify the image ten times (10X).
Which of the following terms is mismatched? Which of the following terms is mismatched? Depth of field - the amount (thickness) of a specimen that is in focus Field of view - bending of light as it passes through substances of different densities Parfocal - lens design that allows specimens to remain near focused at different magnification powers Compound microscope - microscope that uses more than one lens to direct light through a specimen mounted on a glass slide Working distance - distance between objective lens and the upper surface of the slide, with the specimen in focus
Field of view - bending of light as it passes through substances of different densities
A pedal pulse is measured by palpating the patient's _____. A pedal pulse is measured by palpating the patient's _____. Foot Wrist Neck Groin Elbow
Foot
Clinicians often describe the location of an organ or pain in relation to its location or area within the abdominopelvic cavity. The abdominopelvic cavity can be divided into _____ by placing imaginary horizontal and vertical lines through the umbilicus.
Four quadrants
Normal human body temperature is 98.6oF. However, throughout the day this temperature may normally increase or decrease by a few degrees depending on the environment or activity level. This is an example of ____ Homeostasis Physiology A disease Anatomy Microanatomy
Homeostasis
If a paramecium appears to be moving to the left in the microscopic field of view, which way should you move your slide to keep it in view? If a paramecium appears to be moving to the left in the microscopic field of view, which way should you move your slide to keep it in view? Down Up Right Left
Left
The _____ is(are) located in the pleural cavity, which is located in the thoracic cavity. The _____ is(are) located in the pleural cavity, which is located in the thoracic cavity. Thyroid gland Heart Thymus gland Spleen Lungs
Lungs
Which plane divides the body equally through the midline into right and left sections? Coronal Which plane divides the body equally through the midline into right and left sections? Coronal Transverse Midsagittal Parasagittal Superior
Midsagittal
Doug went to the emergency room complaining of chest pain, shortness of breath, and fever. Upon examination his doctor could hear a scratchy, rubbing sound when she listened to Doug's heart with a stethoscope. The doctor discovered that he had a viral infection in the membrane surrounding his heart. This condition is called _____. Doug went to the emergency room complaining of chest pain, shortness of breath, and fever. Upon examination his doctor could hear a scratchy, rubbing sound when she listened to Doug's heart with a stethoscope. The doctor discovered that he had a viral infection in the membrane surrounding his heart. This condition is called _____. Pleurisy Peritonitis Pancreatitis Pleuritis Pericarditis
Pericarditis
To examine the lower back, a patient would need to be in the _____ position on an exam table. To examine the lower back, a patient would need to be in the _____ position on an exam table. Supine Anatomical Inferior Prone Caudal
Prone
Which of the following terms refers to the ability of a lens to clearly distinguish adjacent objects as separate? Which of the following terms refers to the ability of a lens to clearly distinguish adjacent objects as separate? Resolution Magnification Wavelength Parfocal Focal plane
Resolution
The abdominopelvic regions that are located laterally, below the cartilage of the ribs, and literally translated mean "under cartilage," are the _____. The abdominopelvic regions that are located laterally, below the cartilage of the ribs, and literally translated mean "under cartilage," are the _____. Right and left inguinal regions Right and left iliac regions Right and left hypochondriac regions Right and left lower quadrants Right and left lumbar regions
Right and left hypochondriac regions
Which type of section would depict an MRI image of the abdomen divided into right and left halves? Transverse Frontal Coronal Sagittal
Sagittal
The type of membrane that lines the thoracic and abdominal cavities is _____.
Serous
Which of the following is located in the left upper quadrant? Which of the following is located in the left upper quadrant? Stomach Right kidney Spleen Left kidney Pancreas
Spleen
All of the following are correct steps in focusing on a specimen under the microscope EXCEPT which statement? All of the following are correct steps in focusing on a specimen under the microscope EXCEPT which statement? Start with a high power objective lens when focusing. Once the image is clear, use the fine adjustment knob to focus on small details. When you are ready to change magnification, do not move the adjustment knobs before changing the objective lens. If two images are visible, slowly move the body tubes closer together until you see with both eyes open, a single circular field of view.
Start with a high power objective lens when focusing.
All of the following are correct steps in focusing on a specimen under the microscope EXCEPT which statement? All of the following are correct steps in focusing on a specimen under the microscope EXCEPT which statement? When you are ready to change magnification, do not move the adjustment knobs before changing the objective lens. If two images are visible, slowly move the body tubes closer together until you see with both eyes open, a single circular field of view. Start with a high power objective lens when focusing. Once the image is clear, use the fine adjustment knob to focus on small details.
Start with a high power objective lens when focusing.
A transverse plane divides the human body into _____. A transverse plane divides the human body into _____. Four equal quadrants Superior and inferior sections Right and left sides Anterior and posterior sections Nine equal regions
Superior and inferior sections
Which body cavity provides the least protection to its internal structures? Which body cavity provides the least protection to its internal structures? Cranial cavity Abdominal cavity Thoracic cavity Spinal cavity Pleural cavity
The abdominal cavity does not have a boney cage surrounding the internal organs. The organs located in all of the other cavities are surrounded and protected by bone. This makes sense as the brain; lungs, and heart are all vital organs that one cannot live without.
Which of the following statements is FALSE? (Assume the individual is standing in anatomical position.) Which of the following statements is FALSE? (Assume the individual is standing in anatomical position.) The pinky finger is lateral to the ring finger. The chin is medial to the cheeks. The ankle is inferior to the knee. The cephalic border of the pelvis is on the side closest to the head as opposed to the leg. The navel is anterior to the buttocks.
The pinky finger is lateral to the ring finger
An organ is defined as a structure that is composed of two or more different types of _____ organized into a distinct shape that performs specific functions.
Tissues
All of the following are ways to best control the magnification of the microscope EXCEPT which statement? All of the following are ways to best control the magnification of the microscope EXCEPT which statement? Always use low magnification during your initial observation. To examine part of the specimen at higher magnification, move that part of the specimen off to the side. Use a drop of immersion oil to look at the specimen under the highest magnification. To examine part of the specimen at higher magnification, move that part of the slide to the center over the aperture before changing to a higher-magnification lens.
To examine part of the specimen at higher magnification, move that part of the specimen off to the side
All of the following are ways to best control the magnification of the microscope EXCEPT which statement? All of the following are ways to best control the magnification of the microscope EXCEPT which statement? To examine part of the specimen at higher magnification, move that part of the specimen off to the side. Use a drop of immersion oil to look at the specimen under the highest magnification. To examine part of the specimen at higher magnification, move that part of the slide to the center over the aperture before changing to a higher-magnification lens. Always use low magnification during your initial observation.
To examine part of the specimen at higher magnification, move that part of the specimen off to the side.
Which section divides an organ such that you could view an inferior surface of the organ? Which section divides an organ such that you could view an inferior surface of the organ? Coronal section Sagittal section Transverse section Vertical section Medial section
Transverse section
When the body is sectioned with an imaginary line it is called a plane. When the body is sectioned with an imaginary line it is called a plane. False True
True
When preparing a wet-mount it is important to cover the specimen with a cover slip to ensure that the objective lenses remain dry. When preparing a wet-mount it is important to cover the specimen with a cover slip to ensure that the objective lenses remain dry. True False
True - water or other liquids will damage the objective lenses.
____ is another term that describes the front or anterior surface of a human. _____ is another term that describes the front or anterior surface of a human. Cranial Dorsal Ventral Superior Caudal
Ventral
The following are all guidelines for proper use of a microscope EXCEPT which statement? The following are all guidelines for proper use of a microscope EXCEPT which statement? Carry the microscope with two hands at all times. When cleaning the lens of a microscope, use water and a paper towel. Completely unwind the electrical plug before plugging it in. Store the microscope with the low-power objective lens in position.
When cleaning the lens of a microscope, use water and a paper towel.
Resolution is defined as being able to see
adjacent objects as separate
The _________ is the supportive frame of the microscope that joins the body tube to the base. The _________ is the supportive frame of the microscope that joins the body tube to the base. base nosepiece body tube arm
arm
Place the following hierarchy of organization in the correct order from the simplest to most complex: molecule atom organ system tissue organism organ cell ________
atom, molecule, cell, tissue, organ, organ system, and then organism.
The _______ is a small lens under the stage that narrows the beam of light and directs it through the specimen on the slide. The _______ is a small lens under the stage that narrows the beam of light and directs it through the specimen on the slide. condenser objective lens ocular lens iris diaphragm
condenser
The _______ is a small lens under the stage that narrows the beam of light and directs it through the specimen on the slide. The _______ is a small lens under the stage that narrows the beam of light and directs it through the specimen on the slide. ocular lens condenser iris diaphragm objective lens
condenser
Which two cavities are continuous with each other? Which two cavities are continuous with each other? pericardial and pleural the two pleural cavities thoracic and abdominopelvic cranial and spinal
cranial and spinal
The in-focus thickness of a specimen viewed under a microscope is called the _____________. The in-focus thickness of a specimen viewed under a microscope is called the _____________. field of view focal plane depth of field resolution
focal plane
All of the following are steps in setting up the microscope in order to view a specimen EXCEPT _________. All of the following are steps in setting up the microscope in order to view a specimen EXCEPT _________. plugging in the electrical cord and turning the microscope lamp on focusing positioning the low-magnification objective lens over the aperture checking the position of the condenser
focusing
A cut that separates anterior and posterior structures.
frontal
Which type of section would separate the nose from the face? Which type of section would separate the nose from the face? frontal transverse midsagittal parasagittal
frontal
Depth of field is ______________. greatest at low power and decreases as magnification increases greatest at low power and increases as magnification increases greatest at high power and increases as magnification increases greatest at high power and decreases as magnification increases
greatest at low power and decreases as magnification increases
Which of the following best describes the relationship between the skin and the skeleton? Which of the following best describes the relationship between the skin and the skeleton? The skin is deep to the skeleton. The skin is ventral to the skeleton. The skin is superficial to the skeleton. The skin is lateral to the skeleton. The skin is dorsal to the skeleton.
he skin is superficial to the skeleton.
The maintenance of a relatively steady internal environment through physiology work is termed __________
homeostasis
As the magnification __________, the field diameter ___________.
increases; decreases
The transtubercular plane of the abdominopelvic region is _________. The transtubercular plane of the abdominopelvic region is _________. to the umbilicus at the level of the pylorus inferior to the umbilicus and crosses the abdomen at the level of the superior hips positioned slightly medial to the left nipple positioned slightly medial to the right nipple
inferior to the umbilicus and crosses the abdomen at the level of the superior hips
Which of the following regions corresponds to the lower back?
lumbar
A cut that passes parallel through the long axis of the body and divides the body into equal left and right halves is known as a ________. A cut that passes parallel through the long axis of the body and divides the body into equal left and right halves is known as a ________. midsagittal coronal parasagittal frontal
midsagittal
Which type of section would separate the body into equal halves? Which type of section would separate the body into equal halves? oblique parasagittal transverse midsagittal
midsagittal
Which structure is medial to the eyes? Which structure is medial to the eyes? nose eyebrows shoulders ears
nose
What part of the microscope is mounted on the nosepiece? What part of the microscope is mounted on the nosepiece? condenser iris diaphragm focus knobs objective lenses
objective lenses
The _________ is the eyepiece where you place your eyes to observe the specimen. The _________ is the eyepiece where you place your eyes to observe the specimen. nosepiece objective lenses ocular lens condenser
ocular lens
All the following describe proper anatomical position EXCEPT the __________. All the following describe proper anatomical position EXCEPT the __________. palms of the hands are facing backward feet are facing forward palms are the hands are facing forward eyes are straight ahead
palms of the hands are facing backward
Which of the following is NOT one of the four basic steps in successfully viewing a specimen under the microscope? Which of the following is NOT one of the four basic steps in successfully viewing a specimen under the microscope? placing the specimen on the stage of the microscope magnification setup focusing
placing the specimen on the stage of the microscope
The imaginary line of a section is called a
plane.
The serous membrane of the lungs is called the __________. The serous membrane of the lungs is called the __________. periosteum peritoneum pericardium pleura
pleura
The right lung lies in the _________ cavity.
pleural
What is the function of the serous fluid? What is the function of the serous fluid? to absorb shock when the organs move increase friction supplies nutrients to the organs reduce friction
reduce friction
he ability to distinguish between two objects located close to each other is called ____________. The ability to distinguish between two objects located close to each other is called ____________. depth of field resolution field of view total magnification
resolution
All the following are found on the ventral(frontal)side of the body EXCEPT the __________sternum knees naval shoulder blade
shoulder blade
All the following structures are superior to the hips EXCEPT the _________ shoulders stomach head thighs
thighs
The ventral body cavity is divided into two major cavities, the superior _______ cavity and the inferior ____________ cavity. thoracic; abdominopelvic abdominal; pelvic thoracic; pericardial mediastinum; abdominal
thoracic; abdominopelvic
This type of section is perpendicular to the vertical orientation of the body. This type of section is perpendicular to the vertical orientation of the body. midsagittal frontal transverse oblique
transverse
Which type of section would separate the head from the body? Which type of section would separate the head from the body? sagittal coronal transverse frontal
transverse
The layer of the serous membrane that is directly attached to the internal organ is the ________. The layer of the serous membrane that is directly attached to the internal organ is the ________. pericardium peritoneum parietal layer visceral layer
visceral layer
All the following structures are inferior to the hips EXCEPT the __________. All the following structures are inferior to the hips EXCEPT the __________. feet thighs waist knees
waist
