Biology 135-02

What tissue has lacunae, calcium salts, and blood vessels?

bone (osseous tissue)

Choose which tissue type likely functions to add support to an organ.

hyaline cartilage

Homeostasis is the condition in which the body maintains___________.

A relatively stable internal environment, within limits.

Which of the following statements is true of connective tissue?

Collagen fibers provides high tensile strength.

Choose the anatomical topic and definition that is not correctly matched.

Cytology: study of structures in a particular region.

The body cavities that protect the nervous system are located in the __________ cavity.

Dorsal

Which of the following is true about epithelia?

Endothelium provides a slick surface lining all hollow cardiovascular organs.

A good example of a positive feedback mechanism would be ___________.

Enhancement of labor contractions

Expiration (breathing out) is how the body removes excessive carbon dioxide from the blood. This is an example of_________.

Excretion of metabolic waste

How is hyaline cartilage different from elastic cartilage or fibrocartilage?

Fibers are not normally visible.

Which of the following would be of most importance to goblet cells and other glandular epithelia?

Golgi apparatus

The study of large body structures, visible to the naked eye, such as the heart is called ____________ anatomy.

Gross

Select the correct statement regarding tissue repair.

Inflammation causes capillaries to dilate and become permeable.

Which of the following organs or structures would be found in the left iliac region?

Intestines

Anatomical position is important because ___________.

It allows a common point of reference for body position to help communicate anatomical relationships.

Which of the following statements is the most correct regarding homeostatic imbalance?

It is considered the cause of most diseases

Select the correct statement regarding adipose tissue.

Its primary function is nutrient storage.

Which of the following is true about the mode of secretion of exocrine glands?

Merocrine glands are not altered by the secretory process.

Which of the following systems responds fastest to environmental stimuli?

Nervous

In which body cavities are the lungs located?

Pleural, ventral, and thoracic

________ epithelium appears to have two or three layers of cells, but all the cells are in contact with the basement membrane.

Pseudostratified columnar

Select the correct statement regarding epithelia.

Stratified epithelia are present where protection from abrasion is important.

The study of anatomy and physiology assumes and describes a healthy body. Select the description below that does NOT explain why this approach is useful.

Study of a healthy body is less intimidating and more familiar to new students.

One of the descriptions below is from the perspective of physiological study, the rest are from an anatomical perspective. Select the description below that comes from physiological perspective.

The contraction of smooth muscle in blood vessels (vasoconstriction) can reduce the flow of blood through the vessel.

Select the most correct statement.

The immune system is closely associated with the lymphatic system.

Which of these is not part of the dorsal cavity?

Thoracic cavity

Generally what is the result of the negative feedback process?

To maintain homeostasis

Choose the following statement that is not completely correct regarding serous membranes.

Visceral pericardium covers the outer surface of the heart, parietal pericardium lines the internal walls of the heart.

The dorsal body cavity is the site of which of the following?

brain

Connective tissue extracellular matrix is composed of ________.

fibers and ground substance

The primary blast cell for connective tissue proper is the ________.

fibroblast

Your instructor gives you an unknown organ for you to examine and identify through microscopy. What should you do first with the sample?

fix it with preservative

The thoracic cavity contains the ________. It is found ________ to the vertebral cavity.

heart and lungs: anterior

Which is true concerning muscle tissue?

highly cellular and well vascularized

Inability to absorb digested nutrients and secrete mucus might indicate a disorder in which epithelial tissue?

simple columnar

The term pollex refers to the ________ .

thumb

Groups of cells that are similar in structure and perform a common or related function form a(n) ________.

tissue

Select the correct statement regarding the stem cells of connective tissue.

"Blast" cells are undifferentiated, actively dividing cells.

Place the following in correct sequence from simplest to most complex: 1. Molecules 2. Atoms 3. Tissues 4. Cells 5. Organs

2-1-4-3-5

Which of the following describes a parasaggital plane?

Any saggital plane except in the midline

Which of the following is the best explanation for why cells are considered the smallest units of living things.

Cells are the simplest structure to fit all of the characteristics necessary to be considered alive.

The coxal joint is most likely found in the _______ region of the body

Hip

The parietal pleura would represent a serous membrane___________.

Lining the thoracic cavity

Which of the following imaging devices would best localize a tumor in a person's brain?

MRI

Which of the following are survival needs of the body?

Nutrients, water, atmospheric pressure, and oxygen

A structure that is composed of two or more tissue types that work together to perform specific functions for the body is a(n)______________.

Organ

Positive feedback differs from negative feedback because ________.

Positive feedback tends to enhance the triggering stimulus while negative feedback tends to return the body to a homeostatic balance or "ideal" level

One of the functional characteristics of life is excitability or responsiveness. This refers to __________.

Sensing changes in the environment and then reacting or responding to them

One of the descriptions below from the perspective of anatomical study, the rest are from a physiological perspective. Select the description below that comes from physiological perspective.

The innermost lining of the lungs is composed primarily of a thin tissue called simple squamous epithelium

Generally speaking, connective tissues are largely non-living extracellular matrix. Which of the following is an EXCEPTION?

adipose

Which tissue type would likely function to hold the kidneys in place?

adipose

Which of the following is NOT found in cartilage but is found in bone?

blood vessels

You are asked to draw blood from the median cubital vein. You will search for this vein in the ________.

anterior side of the elbow

Edema (swelling) occurs when ________.

areolar tissue soaks up excess fluid in an inflamed area

Which of the following describes the operation of the heart and blood vessels?

cardiovascular physiology

Cell type NOT found in areolar connective tissue.

chondrocyte

Choose which tissue would line the uterine (Fallopian) tubes and function as a "conveyor belt" to help move a fertilized egg towards the uterus.

ciliated simple columnar epithelium

The fiber type that gives connective tissue great tensile strength is ________.

collagen

The reason that intervertebral discs exhibit a large amount of tensile strength, which allows them to absorb shock, is because they possess ________.

collagen fibers

The salivary glands are a good example of a(n) ________ exocrine gland.

compound tubuloalveolar

Which of the following is a modification of the simple columnar epithelium that allows for efficient absorption along portions of the digestive tract?

dense microvilli

The shape of the external ear is maintained by ________.

elastic cartilage

Skin, lung, and blood vessel walls have which tissue characteristic in common?

elastic fibers

Mesenchymal cells are most commonly found in ________ connective tissue.

embryonic

Glands, such as the thyroid, that secrete their products directly into the blood rather than through ducts are classified as ________.

endocrine

Arteries, veins, and lymphatics keep clots from sticking as long as their ________ is intact and healthy.

endothelium

A substance received or given off by your body will likely pass through which tissue type?

epithelial tissue

What is a vertical section through the body, dividing it into anterior and posterior regions called?

frontal

Which cells are commonly found wedged between simple columnar epithelial cells?

goblet cells

What are the three main components of connective tissue?

ground substance, fibers, and cells

Anabolic reactions are chemical reactions of the body that build things, make them bigger or more complex. Catabolic reactions break things down making them smaller or less complex. If the rate of anabolic reaction in the body is much faster than the rate of catabolic reactions which of the following necessary life function will be accomplished?

growth

You are told to take an axillary temperature on a small child. You will place the thermometer ________.

in the armpit

The first step in tissue repair involves ________.

inflammation

Which of the following is NOT a step in tissue repair?

inflammation

Heart muscle cells would tend to separate without ________.

intercalated discs

In which quadrant of the abdominalpelvic cavity is the stomach located?

left upper quadrant

) A ciliated version of pseudostratified columnar epithelium containing mucus-secreting goblet cells ________.

lines most of the respiratory tract

Prevention of water loss is a necessary function for life that would best fit in the category of __________.

maintaining boundaries

You are asked to take a person's heart rate at the popliteal pulse point. You will look for this pulse ________.

on the posterior side of the knee

The anatomical position is characterized by all the following except_____________.

palms turned posteriorly

It is wise to study anatomy alongside with physiology because___________.

physiology is only explainable in terms of the underlying anatomy

When a baby suckles at its mother's breast the stimulus at the breast is sent to the mother's brain (a region called the hypothalamus). The brain responds by releasing hormones to stimulate the production and the ejection of milk from the breast. This helps the newborn to receive nourishment and encourages more suckling. This example is best described as a ________.

positive feedback

Some of the nerve endings in the skin are sensitive to changes in temperature. They are part of a negative feedback mechanism regulating body temperature. These nerve endings represent a(n) ________ in the negative feedback mechanism.

receptor

What is the vertical section through the body, dividing it into left and right, called?

saggital

A many-layered epithelium with cuboidal basal cells and flat cells at its surface would be classified as ________.

simple squamous

Which of the following epithelia forms the walls of the air sacs across which gas exchange occurs in the lungs?

simple squamous

Which tissue type is formed by many cells joining together, each contributing a nucleus?

skeletal muscle

Which tissue in the wall of the uterus is required for labor contractions?

smooth muscle

Histology would be best defined as a study of_________.

tissues

Which statement best describes connective tissue?

usually contains a large amount of matrix

Chondroblasts ________.

within the cartilage divide and secrete new matrix