A & P Ch 1, 4, & 5
What stands hairs on end, causing piloerection
arrector pili muscle
Tissues are structurally more complex than _____
cells
This gland produces an oily secretion called __
sebum
If blood pressure is too high, what should homeostatic regulation do
Lower blood pressure back to the normal range
How does the effector restore homeostasis in a negative feedback loop
The effector opposes the initial stimulus and shuts off when conditions return to the normal range
Rheumatic fever is a disease that can result in decreased amount of serous fluid in the pericardial sac. Predict the effect of this condition
There will be increased friction between the visceral and parietal pericardium
What is the function of simple columnar epithelium lining parts of the digestive tract, such as the small intestines
absorption
The major energy reserve in the body is found stored as fat in ____
adipose tissue
A cell or organ that responds to the directions of the control center in a negative feedback loop is termed _____
an effector
The free surface of an epithelial tissue is the ____
apical surface
Humans often purchase antiperspirants and deodorants to suppress and mask the odors of secretions from the ____
apocrine glands
You are observing a tissue under the microscope and notice dark concentric circles of matrix and osteocytes in lacunae. You identify this tissue as ____
bone tissue
Which muscle cell type has visible striations but is not under voluntary control? These muscle cells contract without you consciously thinking about it
cardiac
Which of the following is a yellow-orange skin pigment
carotene
What are the two major methods by which cells communicate to coordinate their functions
chemical messengers and/or electrical signals
What best describes the directional term proximal
closer to the point of origin
As you examine a slide under the microscope, you see multiple cell types surrounded by abundant ECM and protein fibers. You identify this tissue type as _______
connective tissue
Which of the following is a characteristic of the epidermis
consists of keratinized stratified squamous epithelium
The bluish coloration of skin due to reduced levels of oxygen is called _____
cyanosis
Where are blood vessels housed that nourish the epidermis
dermal papillae
Glands, such as the thyroid, that secrete their products directly into the blood rather than through ducts are classified as _____
endocrine
Glands that secrete their products directly into the blood are called _____
endocrine glands
Tommy fell and skinned his knee. The scrape did not bleed. He must have only damaged the ____
epidermis
The main components of the skin are the _____
epidermis and dermis
If you administer a subcutaneous injection, the needle will penetrate the layers in which of the following orders, starting from the skin surface
epidermis, papillary layer of dermis, reticular layer of dermis, subcutaneous layer
The cuticle around a nail is the ___
eponychium
Which sensation is NOT detected by the skin
equilibrium
What characteristic of life involves the removal of waste products that result from metabolic processes
excretion
Which of the following is constructed of elastic cartilage
external ear
Which of the following cells is associated with the dermis
fibroblast
Intervertebral discs are composed of _____
fibrocartilage
When we imagine a person exhibiting anatomical position, the palms of the hands are assumed to be facing _____
forward
You are dissecting an eye and you want to cut it into an anterior and a posterior section. You should cut along the __________
frontal plane
3. Physiology is to __________ as anatomy is to __________
function; structure
Hair growth occurs at the _____
hair root
Where is cardiac muscle tissue located
heart
In laboratory, you will study tissues. This area of study is known as _____
histology
A fracture in the left femoral region that is 5 centimeters proximal to the patellar region and 30 centimeters distal to the coxal region will be ______
in the left thigh, close to the knee
When you go outside on a hot summer day, your body temperature heats up above the normal range. Receptors in your brain detect the change in body temperature. The brain activates nerve cells that send messages to sweat glands, causing the body temperature to fall as the sweat evaporates from the skin. What part of this feedback loop is the stimulus
increased body temperature
If the dermis did not have dermal papillae, ___
it would be harder to supply the epidermis with nutrients and oxygen
Which of the following is NOT a skin pigment
keratin
Where is simple columnar epithelium located
lining of the small intestine
Thin skin lacks stratum _____
lucidum
What major organs are housed in the thoracic cavity
lungs, heart, esophagus, trachea
The hand is also known as the _____
manual region
What is the pigment that protects the DNA of keratinocytes from mutations induced by UV radiation
melanin
Striations are a structural feature associated with some ____
muscle cells
The supportive cells of nervous tissue are called _____
neuroglial cells
Predict which of the following regions of the body will have predominantly thick skin
palms
The ECM of blood is known as ___
plasma
The type of feedback that increases or enhances the effects of the variable is _____
positive
During childbirth, the initial stimulus that causes the onset of uterine contractions is followed by additional contractions that amplify the effect until the baby is born. This is an example of a _____
positive feedback loop
The cellular structure that can detect stimuli and send information to the control center is called the ____
receptor
You examine a tissue slide through the microscope and recognize one layer of cells that are mostly tall and elongated. You determine this tissue to be ____
simple columnar epithelium
The proximal tubule of the nephron (kidney tubule) in the kidney is composed of which type of epithelium? This would require a tissue that would allow secretion and absorption
simple cuboidal epithelium
The wall of the alveolus (air sac) in the lung is composed of which type of epithelium? This tissue would have to be thin and allow diffusion of gases
simple squamous epithelium
Which of the three muscle cell types has multiple nuclei? Think about which muscle cell is larger and would need more nuclei
skeletal
The type of muscle tissue composed of long, cylindrical, striated, multinucleate cells, arranged parallel to each other is ____
skeletal muscle
Which part of the neuron (a specialized nerve cell) receives signals from other cells and is also the main metabolic region of the neuron? This area is also called the cell body
soma
Keratinized, dead cells are associated with ____
stratified squamous epithelium
The epithelium of the esophagus is composed of which type of epithelial tissue? You would find this type of epithelium in areas where there is wear and tear
stratified squamous epithelium
Dividing stem cells that give rise to keratinocytes are located in the ____
stratum basale
Which layer of the epidermis is characterized by prominent cytoplasmic granules in the cells
stratum granulosum
What do skeletal and cardiac muscle cells share in common
striations
4. The cephalic region is __________ to the gluteal region
superior
5. Which of the following regions corresponds to the calf
sural
What does the SQ3R method stand for?
survey, question, read, recite, and review
Eccrine glands produce ___
sweat containing mostly water
Mammary glands are specialized ____
sweat glands
What lubricates movable joints such as the hip, knee, and elbow
synovial fluid
What type of learner performs best with study groups
tactile/kinesthetic learner
Skin without keratin would be more likely to ____
tear upon being mechanically stressed
Which of the following is NOT a location of reticular tissue?
tendons
Homeostasis is defined as _____
the maintenance of a stable internal environment
Which of the following types of junctions does not allow macromolecules to pass in the space between cells or between neighboring cells
tight junctions
Histology is the study of ____
tissues
The thoracic cavity is situated superior to the abdominopelvic cavity and separated by the diaphragm. Therefore, the diaphragm creates a ______
transverse (horizontal) plane or cross-section
The innermost serous membrane attached to the heart muscle is called the _____
visceral pericardium
Which of the following is NOT a function of the skin
vitamin A synthesis
Which of the following is NOT one of the functions of the integumentary system
vitamin C synthesis