Anatomy Lab Quizzes (#1-10)

The respiratory system ________________. A) cleanses the blood of pathogens and debris B) rids the body of urea, uric acid, and ammonia C) delivers oxygen, carbon dioxide, nutrients and hormones to cells of the body D) continuously supplies oxygen to the blood while removing carbon dioxide

D) continuously supplies oxygen to the blood while removing carbon dioxide

If a circular object seen in your low-power field (diameter 1 mm) occupies about 1/4 of the diameter of the field, the object's diameter is about ________. a. 250 μm b. 25 μm c. 2.5 μm d. 0.25 μm

a. 250 μm

Blood is a type of connective tissue. a. True b. False

a. True

Drinking too much plain water in a short period of time can result in water intoxication. As a result, blood plasma will become hypotonic. What effect do you think this would have on blood cells? a. Cells may be lysed. b. Cells will be plasmolyzed. c. Cells will be crenated. d. Cells will not change.

a. Cells ma.y be lysed

This is the most abundant and widely distributed tissue type in the body. a. epithelial b. connective c. muscle d. nervous

b. connective

How many pairs of ribs are there? a. 10 b. 14 c. 12 d. 24

c. 12

Depth of field can be determined by adjusting the __________. a. sample b. slide c. focus d. light

c. focus

_______ is found in the right hypochondriac region. a. Most of the small intestine b. The right lung c. The appendix d. The liver

d. The liver

The oral cavity is a part of which body system? a. urinary b. respiratory c. nervous d. digestive

d. digestive

The thyroid gland belongs to this organ system. a. nervous b. respiratory c. lymphatic/immunity d. endocrine

d. endocrine

Of the nine regions used by anatomists to divide the abdominopelvic cavity, this one is most superior and medial. a. hypogastric b. umbilical c. lumbar d. epigastric

d. epigastric

You begin your observations using the ________ lens and the ________ adjustment knob. a. midrange-power, fine b. midrange-power, coarse c. highest-power, fine d. lowest-power, coarse

d. lowest-power, coarse

An example of a sesamoid bone is the ________. a. radius b. patella c. clavicle d. pubis

b. patella

Some antifungal medications work by blocking DNA synthesis in the fungal cell. During which phase of the cell cycle do these medications work? a. G1 b. G2 c. S phase d. Prophase

c. S phase

The lymphatic system _______________________. a. eliminates nitrogenous wastes from the body b. promotes growth and development c. cleanses the blood of pathogens and other debris d. transport blood through the body

c. cleanses the blood of pathogens and other debris

The pancreas is an accessory organ of the digestive system, and belongs to this organ system. a. lymphatic b. nervous c. endocrine d. reproductive

c. endocrine

Which muscle tissue type is controlled voluntarily? a. cardiac b. smooth c. cardiac and smooth d. skeletal

d. skeletal

The cardiovascular system _______________________. a. eliminates nitrogenous wastes from the body b. promotes growth and development c. cleanses the blood of pathogens and other debris d. transport blood through the body

d. transport blood through the body

In a child with rickets, the bones are prone to deformities caused by a lack of calcium, phosphate, or vitamin D. Which treated bone in Activity 2 most closely resembles the bones of a child with rickets? Why? a. The bone treated with acid because the acid dissolves the calcium phosphate, making the bones less rigid and prone to deformation. b. The bone that was soaked in acid because the acid dissolves the collagen making the bone weaker. c. The bone that was baked because heat denatures the collagen proteins that are part of the bone matrix, making the bone brittle. d. The bone that was baked because the heat treatment softens the bone, making it more prone to deformation.

a. The bone treated with acid because the acid dissolves the calcium phosphate, making the bones less rigid and prone to deformation.

A dialysis sac that is permeable to glucose and water is filled with water and placed in a beaker containing 20% glucose solution. Will there be a net transport of water across the dialysis sac? If so, in which direction will the water move, into the sac or out of the sac? a. Yes, water will move out of the sac. b. No, there is no force to drive the water across the membrane. c. There is no net movement, but water will move back and forth across the membrane. d. Yes, water will move into the sac.

a. Yes, water will move out of the sac.

In __________ processes, the cell provides energy in the form of ATP to power the transport process. a. active b. passive

a. active

This connective tissue consists of large round densely packed cells with the nucleus pushed to one side. a. adipose b. reticular c. blood d. hyaline cartilage

a. adipose

The __________ and ___________ are part of the respiratory system. a. alveloi, trachea b. testes, ovaries c. lungs, esophagus d. bronchi, thymus

a. alveloi, trachea

The ________ is the structure responsible for goose bumps. a. arrector pili b. lamellar corpuscle c. hair follicle d. sebaceous gland

a. arrector pili

In comparing simple diffusion to facilitated diffusion, you note that ________. a. both require a concentration gradient b. both can move substances up, as well as down, a concentration gradient c. both require a specific carrier or protein channel d. both require ATP

a. both require a concentration gradient

As the magnification increases, the working distance __________. a. decreases b. increases c. increases and then decreases d. does not change

a. decreases

A passive process, __________ is the movement of solute molecules from an area of greater concentration to an area of lesser concentration. a. diffusion b. osmosis

a. diffusion

The urinary system _______________________. a. eliminates nitrogenous wastes from the body b. promotes growth and development c. cleanses the blood of pathogens and other debris d. transport blood through the body

a. eliminates nitrogenous wastes from the body

The type of cartilage that has the greatest strength and is found in the knee joint and intervertebral discs is __________. a. fibrocartilage b. elastic c. hyaline

a. fibrocartilage

Of the nine regions used by anatomists to divide the abdominopelvic cavity, this one is most inferior and medial. a. hypogastric b. umbilical c. lumbar d. epigastric

a. hypogastric

The skeletal system ___________________. a. is a site for blood-cell formation b. breaks down ingested food c. contributes to the acid-base balance of the blood d. protects the deep organs from injury and drying out

a. is a site for blood-cell formation

A solution surrounding a cell is hypertonic if __________. a. it contains more nonpenetrating solute particles than the interior of the cell b. it contains the same amount of nonpenetrating solute particles as the interior of the cell c. it contains fewer nonpenetrating solute particles than the interior of the cell

a. it contains more nonpenetrating solute particles than the interior of the cell

The stomach is found primarily in the ________ quadrant of the abdominopelvic cavity. a. left upper b. right upper c. left lower d. right lower

a. left upper

Red blood cells placed in 5% sodium chloride solution will ________. a. lose water and undergo crenation b. lose water and undergo hemolysis c. gain water and undergo hemolysis d. gain water and undergo crenation

a. lose water and undergo crenation

The major function of this body system is to keep us healthy by protecting us from foreign substances and pathogens. a. lymphatic/immunity b. urinary c. cardiovascular d. respiratory

a. lymphatic/immunity

All connective tissue is derived from an embryonic tissue known as __________. a. mesenchyme b. reticular c. cartilage d. ground substance

a. mesenchyme

Molecule A has a molecular weight of 175 and Molecule B has a molecular weight of 450. A 0.1 M solution of each is placed on agar gel. Which molecule will diffuse more rapidly through the agar? a. molecule A b. molecule B c. They will move at the same rate.

a. molecule A

All the following are examples of connective tissue EXCEPT __________. a. neurons b. bones c. tendons d. ligaments

a. neurons

The portion of a hair that projects from the scalp surface is known as the __________. a. shaft b. matrix c. root d. bulb

a. shaft

The major organs of the cardiovascular and respiratory systems, the heart and lungs, reside in the ____________ cavity. a. thoracic b. vertebral c. abdominopelvic d. cranial

a. thoracic

Groups of cells that are anatomically similar and share a function are called __________. a. tissues b. organisms c. organ systems d. organs

a. tissues

If you look at an MRI scan that is oval in shape and you can see the liver, vertebra, and spleen, this scan was made in the ________ plane. a. transverse b. frontal c. sagittal

a. transverse

The spinal cord is found in this body cavity. a. vertebral b. cranial c. thorax and abdominopelvic d. thorax

a. vertebral

Which substances can diffuse across a typical dialysis membrane? (Select that all apply. ) a. water b. protein c. glycogen d. ion e. glucose

a. water d. ion e. glucose

If the diameter of your microscope field is 1 mm at low power (10×) and your ocular lens is 10×, then what is the diameter of your field when you switch to the 50× objective lens? a. 2 mm b. 0.2 mm c. 0.02 mm d. 0.002 mm

b. 0.2 mm

The diameter of a field is 1.8 mm. An object viewed in the field takes up approximately one-half of the field. The estimated length of the object is __________. a. 0.2 mm b. 0.9 mm c. 2.0 mm d. 9.0 mm

b. 0.9 mm

If the diameter of a field is 2.0 mm at 50X, what will the diameter be at 100X? a. 0.5 mm b. 1.0 mm c. 1.5 mm d. 2.0 mm

b. 1.0 mm

These molecules move through the lipid portion of the plasma membrane by simple diffusion. a. K+ and Ca2+ b. CO2 and O2 c. Na+ and Cl- d. glucose

b. CO2 and O2

Which of the following is true about the rate of diffusion through a selectively permeable membrane? a. The size of the molecules has no effect on the rate of diffusion through the membrane. b. Smaller molecules diffuse faster than larger molecules through a membrane. c. Larger molecules diffuse faster than smaller molecules through a membrane. d. All molecules diffuse at the same rate through the membrane.

b. Smaller molecules diffuse faster than larger molecules through a membrane.

Epithelial tissues can be classified according to cell shape. __________ epithelial cells are scalelike and flattened. a. Transitional b. Squamous c. Columnar d. Cuboidal

b. Squamous

As you increase the total magnification of the specimen, the size of the field ________. a. increases b. decreases c. remains the same

b. decreases

The ________ is often referred to as the cuticle of a nail. a. lunule b. eponychium c. matrix d. nail fold

b. eponychium

The urinary bladder, found in the ________ region of the abdominopelvic cavity, is evenly divided between the two ________ abdominopelvic quadrants. a. umbilical, upper b. hypogastric, lower c. epigastric, lower d. iliac, upper

b. hypogastric, lower

The region beneath the free edge of the nail is called the ________. a. nail bed b. hyponychium c. lunule d. eponychium

b. hyponychium

In this organ, filtration is the important first step in producing urine. a. lung b. kidney c. heart d. liver

b. kidney

This organ is a large muscular tube that ends at the anus. a. esophagus b. large intestine c. trachea d. small intestine

b. large intestine

When the stage moves to the right, the image moves to the __________. a. right b. left c. bottom d. top

b. left

The spleen, thymus, and tonsils are part of the ____________ system. a. endocrine b. lymphatic c. cardiovascular d. respiratory

b. lymphatic

The division of human cells consists of a series of events, collectively called ________, or nuclear division, and ________, or division of the cytoplasm. a. prophase, telophase b. mitosis, cytokinesis c. mitosis, interphase d. meiosis, mitosis

b. mitosis, cytokinesis

Two of the four primary tissue types contain excitable cells, cells that receive stimuli and generate electrical signals. One of these is muscle tissue. Name the other. a. connective b. nervous c. epithelial

b. nervous

Simple epithelia have ________. a. multiple layers of just one type of epithelial cells b. one type of epithelial cell, arranged in a single layer c. all three types of epithelial cells arranged in one layer d. two types of epithelial cells, arranged in one layer

b. one type of epithelial cell, arranged in a single layer

The endocrine system _______________________. a. eliminates nitrogenous wastes from the body b. promotes growth and development c. cleanses the blood of pathogens and other debris d. transport blood through the body

b. promotes growth and development

Which of the following bone belongs to the axial skeleton and is a flat bone? a. coxal (pelvic) bone b. sternum c. vertebrae d. scapula

b. sternum

A dialysis sac that is permeable to glucose and water is filled with water and placed in a beaker containing 20% glucose solution. Will there be a net transport of glucose across the dialysis sac? If so, in which direction will the glucose move, into the sac or out of the sac? a. Yes, glucose will move out of the sac. b. There is no net movement, but glucose will move back and forth across the membrane. c. Yes, glucose will move into the sac. d. No, there is no force to drive glucose across the membrane.

c. Yes, glucose will move into the sac.

The respiratory system ___________________. a. is a site for blood-cell formation b. breaks down ingested food c. contributes to the acid-base balance of the blood d. protects the deep organs from injury and drying out

c. contributes to the acid-base balance of the blood

This connective tissue is packed with parallel collagen fibers, attaches muscles to bone, and can withstand great stress when pulled in one direction. a. dense irregular b. fibrocartilage c. dense regular d. dense elastic

c. dense regular

Two important passive processes for membrane transport are ________. a. pinocytosis and receptor-mediated endocytosis b. facilitated diffusion and active transport c. diffusion and filtration d. exocytosis and phagocytosis .

c. diffusion and filtration

This small body cavity in the head holds the eyes. a. nasal b. middle ear c. orbital d. oral

c. orbital

Part complete Select the tissue that is a simple epithelium. a. areolar b. transitional c. pseudostratified d. dense regular

c. pseudostratified

Bones and joints belong to this organ system. a. nervous b. urinary c. skeletal d. muscular

c. skeletal

Of the basic muscle types, this is the "meat" of the body, attached to the skeleton, which moves the limbs and other body parts. a. smooth muscle b. cardiac muscle c. skeletal muscle

c. skeletal muscle

A solution is said to be isotonic if it contains ________. a. fewer nonpenetrating solute particles than the interior of cells b. more nonpenetrating solute particles than the interior of cells c. the same number of nonpenetrating solute particles as the interior of cells

c. the same number of nonpenetrating solute particles as the interior of cells

Your lab microscope is parfocal. This means that __________. a. you can easily discriminate two close objects as separate b. the specimen is clearly in focus at this depth c. the slide should be almost in focus when changing to higher magnifications.

c. the slide should be almost in focus when changing to higher magnifications.

________ muscle cells consist of branched uninucleate cells with junctions called as intercalated discs. a. Smooth b. Skeletal c. Connective d. Cardiac

d. Cardiac

A fontanelle __________. a. is found only in the fetal skull b. is a fibrous membrane c. allows for compression of the skull during birth d. all of the above

d. all of the above

The umbilical region of the human is on the ________ surface, and the umbilical region of the dog is on the ________ surface. a. anterior, superior b. posterior, inferior c. posterior, superior d. anterior, inferior

d. anterior, inferior

Papillary of dermis is composed primarily of a. simple squamous epithelium b. dense regular connective tissue c. dense irregular connective tissue d. areolar connective tissue

d. areolar connective tissue

A(n) ________ in molecular size and a(n) ________ in temperature result in an increased rate of diffusion. a. decrease, decrease b. increase, decrease c. increase, increase d. decrease, increase

d. decrease, increase

Pressure receptors, called lamellar (Pacinian) corpuscles, are located in this layer of the integument. a. epidermal stratum basale b, dermal papillary layer c. epidermal stratum spinosum d. dermal reticular layer

d. dermal reticular layer

Vertebrae belong to this category of bones. a. flat b. short c. long d. irregular

d. irregular

This body system is an essential companion to the cardiovascular system because it picks up leaked fluid from the blood vessels and returns it to the blood. a. urinary b. endocrine c. digestive d. lymphatic

d. lymphatic

Name the rod-shaped organelles that have a double-membrane wall and that oxidize foodstuffs to make ATP. a. rough endoplasmic reticulum b. ribosomes c. lysosomes d. mitochondria

d. mitochondria

The major organs of this system allow you to draw, play tennis, dance, and frown. a. skeletal b. nervous c. cardiovascular d. muscular

d. muscular

These organs belong to two organ systems. a. bladder and ureters b. nerves and spinal cord c. larynx and trachea d. ovaries and testes

d. ovaries and testes

The integumentary system ___________________. a. is a site for blood-cell formation b. breaks down ingested food c. contributes to the acid-base balance of the blood d. protects the deep organs from injury and drying out

d. protects the deep organs from injury and drying out

The microscope slide rests on the __________ while being viewed. a. base b. iris c. condenser d. stage

d. stage

To transport a microscope, hold it ________. a. close to your body with one arm and cover the top b. of it with your other arm cradled in both arms c. horizontally, with one hand supporting the objective lenses d. upright, with one hand on its arm and the other hand supporting its base

d. upright, with one hand on its arm and the other hand supporting its base

Which two body systems contribute to acid-base balance of blood? a. respiratory and endocrine b. cardiovascular and endocrine c. nervous and urinary d. urinary and respiratory

d. urinary and respiratory

Which of the following would require an input of energy? a. osmosis b. diffusion c. filtration d. vesicular transport

d. vesicular transport